Siemens SINAMICS PERFECT HARMONY GH180 Function Manual
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Siemens SINAMICS PERFECT HARMONY GH180 Function Manual

Advanced motor protection for type: 6sr variable frequency drives
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Summary of Contents for Siemens SINAMICS PERFECT HARMONY GH180

  • Page 1 Function Manual A5E46373908 www.siemens.com/drives...
  • Page 3 Security Information Safety notes Introduction Advanced Motor Protection Parameters Advanced Motor Protection for RTD Terminal Connections Variable Speed Operation Advanced Motor Protection and RTD Protection Manual Functions Alarms, Faults, and Logging Messages NXGpro AMP Alarms/Faults, Protection Variables, and RTD Status Screens Troubleshooting Spare Parts Data Appendix...
  • Page 4 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.

  • Page 5: Table Of Contents

    Table of contents Security Information............................9 Security information .........................9 Safety notes..............................11 General Safety Information ....................11 Observing the Five Safety Rules....................12 Safety Information and Warnings...................13 Introduction..............................15 Background ...........................15 Advanced Motor Protection Parameters.....................17 Standard Protections Block Diagram ..................17 Introduction ..........................23 Protection Function Enable Types ..................26 RTD Terminal Connections ........................27 Installation External Wiring.....................27 Advanced Motor Protection and RTD Protection Functions ...............29...
  • Page 6 Table of contents 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection......70 6.17 Device 50 - Fixed Pickup Instantaneous Overcurrent Device ..........80 6.18 Device 51 - Fixed Inverse Time Overcurrent .................82 6.18.1 Device 51 - Fixed Inverse Time Overcurrent .................82 6.18.2 Function 51 IEEE Pickup and Reset ..................86 6.18.3...
  • Page 7 Table of contents Abbreviations ........................171 Service and support..........................173 11.1 Field Service Operation......................173 ESD guidelines ............................175 ESD-sensitive Components ....................175 Index.................................179 Tables Table 4-1 Pickup Level Settings for Variable Undercurrent Protection Example ........20 Table 4-2 Example of per-unit and engineering unit quantities ..............25 Table 6-1 Advanced Motor Protection Menu - Fixed Pickup Over Speed (ID 7181) ........31 Table 6-2...
  • Page 8 Table of contents Table 6-25 Advanced Motor Protection Menu - Starts per Hour (ID 7590) ..........133 Table 6-26 Advanced Motor Protection Menu - Notching or Jogging - Cold Starts per Hour (ID 7593)..134 Table 6-27 Advanced Motor Protection Menu - Hot Starts per Hour (ID 7598)..........135 Table 6-28 Motor Protection Menu - Maximum Thermal Capacity Used to Start (ID 7603) .......136 Table 6-29...
  • Page 9 Table of contents Figure 6-20 IEEE Extremely Inverse Reset Time ...................89 Figure 6-21 IEEE Very Inverse Pickup Time ....................90 Figure 6-22 IEEE Very Inverse Reset Time....................91 Figure 6-23 IEEE Moderately Inverse Pickup Time..................92 Figure 6-24 IEEE Moderately Inverse Reset Time ..................93 Figure 6-25 ANSI Pickup Curve Equation ......................94 Figure 6-26...
  • Page 10 Table of contents Figure 6-59 I4t Pickup Time equation......................121 Figure 6-60 I4t Reset Time equation ......................122 Figure 6-61 I4t Inverse Pickup........................122 Figure 6-62 I4t Inverse Reset ........................123 Figure 6-63 OverPF Protection Diagram ......................125 Figure 6-64 UnderPF Protection Diagram ....................127 Figure 6-65 OverZeroSeqVoltage Protection Diagram.................129 Figure 6-66 OverZeroSeqVoltage Protection Diagram.................131...

  • Page 11: Security Information

    Siemens’ products and solutions undergo continuous development to make them more secure. Siemens strongly recommends that product updates are applied as soon as they are available and that the latest product versions are used. Use of product versions that are no longer supported, and failure to apply the latest updates may increase customer’s exposure to cyber...
  • Page 12 Security Information 1.1 Security information Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 13: Safety Notes

    Safety notes General Safety Information Proper Use SINAMICS Perfect Harmony™ GH180 medium voltage drives must always be installed in closed electrical operating areas. The drive is connected to the industrial network via a circuit- breaker or contactor that is electrically connected to the VFD control to enable the drive protection features.

  • Page 14: Observing The Five Safety Rules

    Safety notes 2.2 Observing the Five Safety Rules Observing the Five Safety Rules There are five safety rules that must always be observed to assure not only personal safety, but to prevent material damage as well. Always obey safety-related labels located on the product itself and always read and understand each safety precaution prior to operating or working on the drive.

  • Page 15: Safety Information And Warnings

    Safety notes 2.3 Safety Information and Warnings Safety Information and Warnings DANGER Hazardous Voltage! ● Always follow the proper lock-out/tag-out procedures before beginning any maintenance or troubleshooting work on the VFD. ● Always follow standard safety precautions and local codes during installation of external wiring.
  • Page 16 – for the applications defined as suitable in the technical description. – in combination with equipment and components supplied by other manufacturers which have been approved and recommended by Siemens. ● Always follow the facility / installation site rules / guidelines for Personal Protectiive Equipment (PPE) based on the Arc Flash study of that facility.

  • Page 17: Introduction

    Introduction Background Unlike other motor protection management relays, the SINAMICS Advanced Motor Protection (AMP) is fully integrated into the drive itself, requiring no installation or mounting. Protection variables and RTD data used by the AMP are tested to ensure that the AMP is functioning properly and is ready for parameter setting before leaving the factory.
  • Page 18 Introduction 3.1 Background Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 19: Advanced Motor Protection Parameters

    Advanced Motor Protection Parameters Standard Protections Block Diagram Time Protections Standard Block Diagram A standard block diagram is used for many definite time protections. The Motor Protection Generalized Protection Relay function design for various time protections is shown in the figure Function Block Diagram.
  • Page 20 Advanced Motor Protection Parameters 4.1 Standard Protections Block Diagram The functions that operate in accordance with the standard architecture are: ● Device 12 - Fixed pickup overspeed ● Device 12 - Variable pickup overspeed ● Device 14 - Fixed pickup underspeed ●...

  • Page 21: Figure 4-2 Various Pickup And Dropout Time Delay Counter Examples Of Operation

    Advanced Motor Protection Parameters 4.1 Standard Protections Block Diagram dropout time delay counter is used to delay the reset of the pickup timer if the protection variable changes such as to cause the pickup signal to return to a false (logic zero) condition. In the simplest case of operation, the protection variable exceeds the pickup level and remains there.

  • Page 22: Table 4-1 Pickup Level Settings For Variable Undercurrent Protection Example

    Advanced Motor Protection Parameters 4.1 Standard Protections Block Diagram The bottom two rows of the second figure shown show more complex behaviors involving shorter time variations of the pickup signal. Boolean Logic equations for the counters are Pickup Counter ● Count = /Pickup timed out * enabled * pickup ●...

  • Page 23: Figure 4-3 Variable Pickup Under Current Graph

    Advanced Motor Protection Parameters 4.1 Standard Protections Block Diagram Speed Demand (%) Undercurrent Pickup Level (%) Variable The resulting speed demand dependent pickup levels as shown in the figure titled " Pickup Undercurrent Graph " shown below. Variable Pickup Undercurrent Undercurrent Pickup Level Speed Demand...
  • Page 24 Advanced Motor Protection Parameters 4.1 Standard Protections Block Diagram temperature at maximum rated ambient temperature. There are also heating, cooling, and stopped thermal time constants that dynamically adjust the model to match how quickly the machine will heat up and cool down either when moving or when stopped. A fixed thermal overload protection function and a variable thermal overload function are provided.

  • Page 25: Introduction

    Advanced Motor Protection Parameters 4.2 Introduction Introduction The next chapters of this manual provide a brief of description of each AMP device protection. Additional technical data, including keypad and tool parameter text, ID, units, and values are shown in table format which provideds the end-user with easy access to device specific data. Where applicable, block diagrams, equations, and curves are also provided.

  • Page 26: Figure 4-4 Amp Hardware Block Diagram

    Advanced Motor Protection Parameters 4.2 Introduction 4 Resistance Temperature Detectors 8 Resistance Temperature Detectors 1200 4 Channel Programmable Resistance 8 Channel Logic Temperature Resistance Temperature Controller Detector Detector Module Module Power Ethernet Ethernet +24V Power Switch Figure 4-4 AMP Hardware Block Diagram Per-unit Values All the AMP functions use per-unit values to set pickup and dropout levels as well as speed- based enables.

  • Page 27: Table 4-2 Example Of Per-Unit And Engineering Unit Quantities

    Advanced Motor Protection Parameters 4.2 Introduction power, torque, and speed are per-unit quantities in the AMP. Time, temperature, and power factor are not handled as per-unit quantities and are expressed in units of seconds and degrees Celsius or Fahrenheit, power factor does not have any associated units. For example, consider a 1 MW machine with a rated voltage of 4160 V, and a full load current of 162A with a rated speed of 1785 RPM that is designed to operate with 60 Hz power.

  • Page 28: Protection Function Enable Types

    Advanced Motor Protection Parameters 4.3 Protection Function Enable Types Protection Function Enable Types There are four types of enables used to control startup and disabling of the protection functions. They are: Startup Time, Minimum Speed Enable, Minimum Speed Reset, and Fixed Torque Pulsation Minimum Speed Enable.

  • Page 29: Rtd Terminal Connections

    RTD Terminal Connections Installation External Wiring Installation External Wiring Customer-supplied low-voltage control cables enter via access plates in the top or bottom of the VFD enclosure. Refer to the project drawings for access plate locations. Customer-supplied Resistance Temperature Detector (RTD) extension wiring terminates to terminal block TB2RTD in the VFD enclosure.

  • Page 30: Figure 5-2 Internal And External Wiring For Unused Rtd Inputs

    RTD Terminal Connections 5.1 Installation External Wiring Figure 5-2 Internal and External Wiring for Unused RTD Inputs See also Standard Protections Block Diagram (Page 17) Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 31: Advanced Motor Protection And Rtd Protection Functions

    Advanced Motor Protection and RTD Protection Functions Top Level Menu and Submenus The following tables contain the Advanced Motor Protection parameters. Refer to the NXGpro Control Manual (A5E33474566) to view the GH180 standard motor protection parameters. This menu item is located at the end of the menu for Drive Protections - "Drive Protect" (7) and follows menu "Thermal OT Rollback"...
  • Page 32 Advanced Motor Protection and RTD Protection Functions 6.1 Top Level Menu and Submenus Advanced Motor Protect Menu (7180) Parameters Parameter Unit Default Description Fixed Thermal Overload 7335 Sub-menu Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload Var. Thermal Overload 7352 Sub-menu Device 49T - Machine Thermal Model - Var‐...

  • Page 33: Device 12 - Fixed Pickup Overspeed

    Advanced Motor Protection and RTD Protection Functions 6.2 Device 12 - Fixed Pickup Overspeed Device 12 - Fixed Pickup Overspeed Overview Fixed pickup overspeed is used to protect the motor and connected load against excessive speed. The fixed pickup overspeed function provides a single speed point setting that produces a trip or alarm condition when that speed is exceeded.

  • Page 34: Figure 6-1 Overspeed Protection Diagram

    Advanced Motor Protection and RTD Protection Functions 6.2 Device 12 - Fixed Pickup Overspeed Reset Time Constant 1 = Enable 0 = Disable Low Pass Motor Speed Count Filter Enable Pickup Output Trip or Time Delay >= Alarm > Pickup (Counter) Output Low Pass...

  • Page 35: Device 12 - Variable Pickup Overspeed

    Advanced Motor Protection and RTD Protection Functions 6.3 Device 12 - Variable Pickup Overspeed Device 12 - Variable Pickup Overspeed Overview Variable pickup overspeed is used to protect the motor and connected load against excessive speed or to detect conditions under which the motor speed has risen in excess of the desired setpoint.
  • Page 36 Advanced Motor Protection and RTD Protection Functions 6.3 Device 12 - Variable Pickup Overspeed OverSpeed Curve Menu (7190) Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 7191 0 - 250 0% Speed Pickup Define Pickup Level in %Speed at 10% Demanded Speed 10% Speed Pickup 7192...
  • Page 37 Advanced Motor Protection and RTD Protection Functions 6.3 Device 12 - Variable Pickup Overspeed Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 140% Speed Pickup 7205 0 - 250 Define Pickup Level in %Speed at 150% Demanded Speed 150% Speed Pickup 7206...

  • Page 38: Figure 6-2 Overspeed Protection Diagram

    Advanced Motor Protection and RTD Protection Functions 6.3 Device 12 - Variable Pickup Overspeed Reset Time Constant 1 = Enable 0 = Disable Low Pass Motor Speed Count Filter Enable Pickup Output Trip or Time Delay >= Alarm > Pickup (Counter) Output Low Pass...

  • Page 39: Device 14 - Fixed Pickup Underspeed

    Advanced Motor Protection and RTD Protection Functions 6.4 Device 14 - Fixed Pickup Underspeed Device 14 - Fixed Pickup Underspeed Overview Fixed pickup underspeed is used to protect the motor and connected load against operation at speeds below the desired speed. The fixed pickup underspeed function provides a single underspeed point setting that produces a trip or alarm condition when that speed falls below that value.

  • Page 40: Figure 6-3 Underspeed Protection Diagram

    Advanced Motor Protection and RTD Protection Functions 6.4 Device 14 - Fixed Pickup Underspeed Picklist Units Default Values Value Enable State 7225 Disabled ● Disabled Fixed Underspeed w/ Min Speed Enable - Enable ● Alarm State ● LatchedAlarm ● Trip The maximum response time with zero delay (pickup counter=0) is 20 milliseconds.

  • Page 41: Device 14 - Variable Pickup Underspeed

    Advanced Motor Protection and RTD Protection Functions 6.5 Device 14 - Variable Pickup Underspeed Device 14 - Variable Pickup Underspeed Overview Variable pickup underspeed is used to protect the motor and connected load against operation at lower speeds than desired or to detect conditions under which the motor speed has fallen below the desired setpoint due to problems with excessive load torque or torque production difficulties in the machine.
  • Page 42 Advanced Motor Protection and RTD Protection Functions 6.5 Device 14 - Variable Pickup Underspeed Keypad Parameter Text Units Default Minimum - Maximum Val‐ Tool Parameter Help Text Value Low Pass Time Constant 7251 msec 0 - 1000 Variable Underspeed w/ Min Speed Enable Low Pass Time Constant Minimum Speed 7252...
  • Page 43 Advanced Motor Protection and RTD Protection Functions 6.5 Device 14 - Variable Pickup Underspeed Keypad Parameter Text Units Default Minimum - Maximum Val‐ Tool Parameter Help Text Value 70% Speed Pickup 7235 0 - 200 Define Pickup Level in %Speed at 70% Demanded Speed 80% Speed Pickup 7236...

  • Page 44: Figure 6-4 Underspeed Protection Diagram

    Advanced Motor Protection and RTD Protection Functions 6.5 Device 14 - Variable Pickup Underspeed Reset Time Constant 1 = Enable 0 = Disable Low Pass Motor Speed Count Filter Enable Pickup Output Trip or Time Delay >= Alarm < Pickup (Counter) Output Low Pass...

  • Page 45: Device 37 - Fixed Pickup Undercurrent

    Advanced Motor Protection and RTD Protection Functions 6.6 Device 37 - Fixed Pickup Undercurrent Device 37 - Fixed Pickup Undercurrent Overview Fixed pickup undercurrent is used to protect the motor against operation with RMS phase currents that are below the desired level. The fixed pickup undercurrent function provides an RMS phase current setting that produces a trip or alarm condition when the current falls below that value.

  • Page 46: Figure 6-5 Undercurrent Protection

    Advanced Motor Protection and RTD Protection Functions 6.6 Device 37 - Fixed Pickup Undercurrent Picklist Units Default Values Value Enable State 7264 Disabled ● Disabled Fixed Under Current Enable State ● Alarm ● LatchedAlarm ● Trip Phase Selection 7265 Any Phase ●...

  • Page 47: Device 37 - Variable Pickup Undercurrent

    Advanced Motor Protection and RTD Protection Functions 6.7 Device 37 - Variable Pickup Undercurrent Device 37 - Variable Pickup Undercurrent Overview Variable pickup undercurrent is used to protect the load / system operation with RMS phase currents that are below the desired level where sensitivity to the speed demand setting is important.
  • Page 48 Advanced Motor Protection and RTD Protection Functions 6.7 Device 37 - Variable Pickup Undercurrent Picklist Units Default Values Value Enable State 7295 Disa‐ ● Disabled Variable Under Current w/ Min Speed Enable - Enable State bled ● Alarm ● LatchedAlarm ●...

  • Page 49: Figure 6-6 Undercurrent Protection Diagram

    Advanced Motor Protection and RTD Protection Functions 6.7 Device 37 - Variable Pickup Undercurrent Keypad Parameter Text Default Units Minimum - Maximum Value Tool Parameter Help Text Value 150% Speed Pickup 7283 0 - 200 Define Pickup Level in % of FLA at 150% Demanded Speed 160% Speed Pickup 7284 0 - 200...

  • Page 50: Device 37P - Fixed Underpower Relay

    Advanced Motor Protection and RTD Protection Functions 6.8 Device 37P - Fixed Underpower Relay Device 37P - Fixed Underpower Relay Overview Fixed pickup underpower is used to protect the motor and connected load against operation at power levels below desired. The fixed pickup underpower function provides a single power point setting that produces a trip or alarm condition when the power falls below that value.

  • Page 51: Figure 6-7 Underpower Protection Diagram

    Advanced Motor Protection and RTD Protection Functions 6.8 Device 37P - Fixed Underpower Relay Picklist Units Default Values Value Enable State 7305 Disabled ● Disabled Fixed Under Power w/ Min Speed Enable - Ena‐ ● Alarm ble State ● LatchedAlarm ●...

  • Page 52: Device 38 - Fixed Bearing Temperature Protective Device

    Advanced Motor Protection and RTD Protection Functions 6.9 Device 38 - Fixed Bearing Temperature Protective Device Device 38 - Fixed Bearing Temperature Protective Device Overview Refer to Device 49 - Machine Thermal Overload for parameters and settings. Description ● Input measurements: –...

  • Page 53: 6.10 Device 39 - Mechanical Condition Monitor - Fixed Pickup Torque Pulsation

    Advanced Motor Protection and RTD Protection Functions 6.10 Device 39 - Mechanical Condition Monitor - Fixed Pickup Torque Pulsation 6.10 Device 39 - Mechanical Condition Monitor - Fixed Pickup Torque Pulsation Overview Fixed pickup torque pulsation is used to protect the motor and connected load against operation under conditions of high torque pulsation.

  • Page 54: Figure 6-8 Per Unit Torque

    Advanced Motor Protection and RTD Protection Functions 6.10 Device 39 - Mechanical Condition Monitor - Fixed Pickup Torque Pulsation current. The torque producing current (i ) is scaled using a per unit system with one per unit i equal to the rated value of i for the particular machine being used.

  • Page 55: Figure 6-11 Torque Pulsation Diagram

    Advanced Motor Protection and RTD Protection Functions 6.10 Device 39 - Mechanical Condition Monitor - Fixed Pickup Torque Pulsation Reset Time Constant 1 = Enable 0 = Disable RMS Torque Low Pass Count Pulsa on Filter Enable Pickup Output Trip or Time Delay >= Alarm...

  • Page 56: Device 46_2 - Phase-Balance Current - Fixed Pickup Negative Sequence Overcurrent Delay

    Advanced Motor Protection and RTD Protection Functions 6.11 Device 46_2 - Phase-Balance Current - Fixed Pickup Negative Sequence Overcurrent Delay 6.11 Device 46_2 - Phase-Balance Current - Fixed Pickup Negative Sequence Overcurrent Delay Overview Fixed pickup negative sequence overcurrent is used to protect the motor and connected load against operation under conditions of high negative sequence current or phase current imbalance.

  • Page 57: Figure 6-12 Negative Sequence Current Diagram

    Advanced Motor Protection and RTD Protection Functions 6.11 Device 46_2 - Phase-Balance Current - Fixed Pickup Negative Sequence Overcurrent Delay Picklist Units Default Values Value Enable State 7324 Disabled ● Disabled Fixed Negative Sequence Overcurrent En‐ ● Alarm able State ●...

  • Page 58: Device 48 - Incomplete Sequence Relay Device - Maximum Start Time

    Advanced Motor Protection and RTD Protection Functions 6.12 Device 48 - Incomplete Sequence Relay Device - Maximum Start Time 6.12 Device 48 - Incomplete Sequence Relay Device - Maximum Start Time Overview Maximum start time protects the motor against excessive time between starting and reaching a desired speed.

  • Page 59: Device 48 - Incomplete Sequence Relay Device - Maximum Stop Time

    Advanced Motor Protection and RTD Protection Functions 6.13 Device 48 - Incomplete Sequence Relay Device - Maximum Stop Time 6.13 Device 48 - Incomplete Sequence Relay Device - Maximum Stop Time Overview Maximum stop time protects the motor against excessive time between the stop command and dropping down to a desired speed.

  • Page 60: 6.14 Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload

    Advanced Motor Protection and RTD Protection Functions 6.14 Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload 6.14 Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload Overview The fixed parameter thermal overload function uses a first order differential equation to track the amount of thermal capacity used in the machine as described in IEC 60255-149.
  • Page 61 Advanced Motor Protection and RTD Protection Functions 6.14 Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload Picklist Units Default Values Value Enable State Out1 7350 Disabled ● Disabled Fixed Parameter Thermal Overload Ena‐ ● Alarm ble State ●...
  • Page 62 Advanced Motor Protection and RTD Protection Functions 6.14 Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload Another parameter of the equation is the k-Factor which effectively scales the current, i . The rated k factor is indicative of the amount of additional thermal capacity in the machine beyond operation at rated current in the rated ambient temperature environment.
  • Page 63 Advanced Motor Protection and RTD Protection Functions 6.14 Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload   −   −   is the maximum ambient temperature in which the machine is rated to operate. Ta is the limit actual value of ambient temperature as measured by the RTD(s) assigned to the "ambient"...

  • Page 64: Figure 6-13 Thermal Capacity Used As Determined By Stator Temperature

    Advanced Motor Protection and RTD Protection Functions 6.14 Device 49T - Machine Thermal Model - Fixed Parameter Thermal Overload Figure 6-13 Thermal Capacity used as determined by Stator Temperature The variables T and T are the maximum rated ambient temperature and the maximum limit allowable insulation temperature as earlier defined.

  • Page 65: 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload

    Advanced Motor Protection and RTD Protection Functions 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload Overview The variable parameter thermal overload function uses a first order differential equation to track the amount of thermal capacity used in the machine as described in IEC 60255-149.
  • Page 66 Advanced Motor Protection and RTD Protection Functions 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload Keypad Parameter Text Units Default Minimum - Maxium Value Tool Parameter Help Text Value Tmaxoper 7424 ° 50 -572 HCSR 7425 0.1 - 1 Variable Parameter Thermal Overload Hot/Cold safe stall time ratio (HCSR) for Motor...
  • Page 67 Advanced Motor Protection and RTD Protection Functions 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 50% Speed HTimeConst 7361 22.5 1 - 1000 Define Time Constant in Seconds at 50% Speed Demand 60% Speed HTimeConst...
  • Page 68 Advanced Motor Protection and RTD Protection Functions 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload Cooling Time Constant menu (7376) Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 0% Speed CTimeConst 7377 1 - 1000 Define Time Constant in Seconds at 0% Speed...
  • Page 69 Advanced Motor Protection and RTD Protection Functions 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 150% SpeedCTimeConst 7392 1 - 1000 Define Time Constant in Seconds at 150% Speed Demand 160% SpeedCTimeConst 7393...
  • Page 70 Advanced Motor Protection and RTD Protection Functions 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 90% Speed k-Factor 7408 1.15 0 - 1.5 Define Ratio of Max I to Infinite time trip I in Seconds at 90% Speed Demand 100% Speed k-Factor...

  • Page 71: Table 6-14 Values Of The K-Factor Settings

    Advanced Motor Protection and RTD Protection Functions 6.15 Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload k Factor k Factor Speed Demand Figure 6-14 Example of Variable Parameter Thermal Overload Protection k-Factor Table 6-14 Values of the k-Factor Settings % Demand k-Factor 1.05...

  • Page 72: Device 49Rtd - Machine Thermal Overload - Fixed Pickup Rtd Protection

    Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection Overview The RTD function allows the use of up to 12 RTD temperature sensors to provide general overtemperature protection.
  • Page 73 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection RTD 1 Menu (7431) Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value RTD 1 Pickup Level 7433 150 °C 0 - 572...
  • Page 74 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection Picklist Units Default Values Value RTD 2 Usage 7439 None ● Ambient RTD 2 Bearing, Ambient, etc. ● Stator ● Bearing ●...
  • Page 75 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection RTD 4 Menu (7452) Keypad Parameter Text Units Default Minimum - Maximum Val‐ Tool Parameter Help Text Value RTD 4 Pickup Level 7454 150 °C 0 - 572...
  • Page 76 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection Picklist Units Default Values Value RTD 5 Usage 7460 None ● Ambient RTD 5 Bearing, Ambient, etc. ● Stator ● Bearing ●...
  • Page 77 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection RTD 7 Menu (7473) Keypad Parameter Text Units Default Minimum - Maximum Val‐ Tool Parameter Help Text Value RTD 7 Pickup Level 7475 150 °C 0 - 572...
  • Page 78 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection Picklist Units Default Values Value RTD 8 Usage 7481 None ● Ambient ● Stator ● Bearing ● Other ● None RTD 8 Output Type 7486 Disabled ●...
  • Page 79 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection RTD 10 Menu (7494) Keypad Parameter Text Units Default Minimum - Maximum Val‐ Tool Parameter Help Text Value RTD 10 Pickup Level 7496 150 °C 0 - 572...
  • Page 80 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection Picklist Units Default Values Value RTD 11 Usage 7502 None ● Ambient RTD 11 Bearing, Ambient, etc. ● Stator ● Bearing ●...
  • Page 81 Advanced Motor Protection and RTD Protection Functions 6.16 Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection The maximum response time with zero delay (pickup counter = 0) is 10 milliseconds for RTDs 1 through 12 is 50 milliseconds. See also AMP Data Screen (Page 160) RTD Status Screen (Page 164)

  • Page 82: Device 50 - Fixed Pickup Instantaneous Overcurrent Device

    Advanced Motor Protection and RTD Protection Functions 6.17 Device 50 - Fixed Pickup Instantaneous Overcurrent Device 6.17 Device 50 - Fixed Pickup Instantaneous Overcurrent Device Overview Fixed pickup instantaneous overcurrent is used to protect the motor and connected load very quickly against operation under conditions of high current.

  • Page 83: Figure 6-15 Overcurrent Protection Diagram

    Advanced Motor Protection and RTD Protection Functions 6.17 Device 50 - Fixed Pickup Instantaneous Overcurrent Device Reset Time Constant 1 = Enable 0 = Disable RMS Phase Low Pass Count Current Filter Enable Pickup Output Trip or Time Delay >= Alarm >...

  • Page 84: Device 51 - Fixed Inverse Time Overcurrent

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent 6.18 Device 51 - Fixed Inverse Time Overcurrent 6.18.1 Device 51 - Fixed Inverse Time Overcurrent Overview Fixed pickup inverse time overcurrent is used to protect the motor and connected load against operation under conditions of high current with a trip time that is inversely related to the amount of current.
  • Page 85 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent Picklist Units Default Values Value Reset Type 7535 Timed ● Timed Fixed Inverse Time Overcurrent Pickup Level Reset ● Instantaneous Type Curve Type 7537 Definite Time ●...
  • Page 86 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent Keypad Parameter Text Units Default Minimum - Maxium Value Tool Parameter Help Text Value 30% Speed Pickup 7543 6000 0 - 6000 Define Time to Trip in Seconds dependent on RMS Current 40% Speed Pickup 7544...

  • Page 87: Figure 6-16 User Programmed Overcurrent Trip Curve Example

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent Keypad Parameter Text Units Default Minimum - Maxium Value Tool Parameter Help Text Value 180% Speed Pickup 7556 11.1 0 - 6000 Define Time to Trip in Seconds dependent on RMS Current 190% Speed Pickup 7558...

  • Page 88: Function 51 Ieee Pickup And Reset

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent User Programmed The table shown below contains the parameters used to generate the OverCurrent Trip Curve Example diagram. RMS Current (%) Trip Time (seconds) The time dial multipler (TDM) affects the actual value of the trip time as well as the curve input data.

  • Page 89: Table 6-18 Ieee Curve Data Table

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEEE Curve The pickup time as a function of current is given by: Figure 6-17 IEEE Pickup Curve Equation The reset time is either zero (selectable) or given by: ...

  • Page 90: Figure 6-19 Ieee Extremely Inverse Pickup Time

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEEE extremely inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-19 IEEE Extremely Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 91 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEEE extremely inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-20 IEEE Extremely Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 92 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEEE very inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-21 IEEE Very Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 93 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEEE very inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-22 IEEE Very Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 94 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEEE moderately inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-23 IEEE Moderately Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 95: Function 51 Ansi Pickup And Reset

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEEE moderately inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-24 IEEE Moderately Inverse Reset Time 6.18.3 Function 51 ANSI Pickup and Reset Pickup and Reset Curve Equations and Tables Pickup time as a function of current as well as the reset time are shown for ANSI curves as shown in the following paragraphs.

  • Page 96: Table 6-19 Ansi Curve Data Table

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI Curve The pickup time as a function of current is given by: Figure 6-25 ANSI Pickup Curve Equation The reset time is either zero (selectable) or given by: ...
  • Page 97 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI extremely inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-27 ANSI Extremely Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 98 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI extremely inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-28 ANSI Extremely Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 99 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI very inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-29 ANSI Very Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 100 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI very inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-30 ANSI Very Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 101 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-31 ANSI Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 102 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-32 ANSI Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 103 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI moderately inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-33 ANSI Moderately Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 104: Function 51 Iac Pickup And Reset

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent ANSI moderately inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-34 ANSI Moderately Inverse Reset Time 6.18.4 Function 51 IAC Pickup and Reset Pickup and Reset Curve Equations and Tables Pickup time as a function of current as well as the reset time are shown for IAC curves as shown in the following paragraphs.

  • Page 105: Table 6-20 Iac Curve Data Table

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IAC Curve The pickup time as a function of current is given by: Figure 6-35 IAC pickup-curve equation The reset time is either zero (selectable) or given by: ...
  • Page 106 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent extremely inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-37 IAC Extremely Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 107 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent extremely inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-38 IAC Extremely Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 108 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent very inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-39 IAC Very Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 109 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent very inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-40 IAC Very Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 110 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-41 IAC Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 111 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-42 IAC Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 112 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent short inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-43 IAC Short Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 113: Function 51 Iec Pickup And Reset

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent short inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-44 IAC Short Inverse Reset Time 6.18.5 Function 51 IEC Pickup and Reset Pickup and Reset Curve Equations Pickup time as a function of current as well as the reset time are shown for IEC curves as shown in the following paragraphs.
  • Page 114 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent IEC Curve τ reset Curve A 0.140 0.020 (Inverse) Curve B 13.500 1.000 43.2 (Very Inverse) Curve C 80.000 2.000 58.2 (Extremely Inverse) Short Inverse 0.050 0.040 0.500...
  • Page 115 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-48 IEC Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 116 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent extremely inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-49 IEC Extremely Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 117 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent extremely inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-50 IEC Extremely Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 118 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent short inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-51 IEC Short Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 119 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent short inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-52 IEC Short Inverse Reset Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 120 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent very inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-53 IEC Very Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 121: Function 51 I2T Pickup And Reset

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent very inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-54 IEC Very Inverse Reset Time 6.18.6 Function 51 I2T Pickup and Reset Pickup and Reset Curve Equations and Tables Pickup time as a function of current as well as the reset time are shown below for I Figure 6-55...
  • Page 122 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent               Figure 6-56 I2t Reset Time Equation inverse curve TDM=1.0 stator current to pickup current ratio Figure 6-57 I2t Inverse Pickup Time Advanced Motor Protection for Variable Speed Operation...

  • Page 123: Function 51 I4T Pickup And Reset

    Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-58 I2t Inverse Reset Time 6.18.7 Function 51 I4T Pickup and Reset Pickup and Reset Curve Equations and Tables Pickup time as a function of current as well as the reset time are shown for I t curves as shown below.
  • Page 124 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent The reset time is either zero (selectable) or given by:               Figure 6-60 t Reset Time equation Each graphic below depicts the I t for each curve type .
  • Page 125 Advanced Motor Protection and RTD Protection Functions 6.18 Device 51 - Fixed Inverse Time Overcurrent inverse reset time TDM=1.0 stator current to pickup current ratio Figure 6-62 I4t Inverse Reset Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 126: Device 55 - Fixed Pickup Maximum Power Factor

    Advanced Motor Protection and RTD Protection Functions 6.19 Device 55 - Fixed Pickup Maximum Power Factor 6.19 Device 55 - Fixed Pickup Maximum Power Factor Overview Fixed pickup maximum power factor is used to protect the motor against operation under conditions of high power factor that would indicate abnormal conditions in the machine.
  • Page 127 Advanced Motor Protection and RTD Protection Functions 6.19 Device 55 - Fixed Pickup Maximum Power Factor Picklist Units Default Value Values Enable State 7580 Disabled ● Disabled Fixed Maximum Power Factor ● Alarm Enable State: ● LatchedAlarm ● Trip ● Block Start The maximum response time with zero delay (pickup counter=0) is 20 milliseconds.

  • Page 128: Device 55 - Power Factor Relay Device (Fixed Minimum Power Factor)

    Advanced Motor Protection and RTD Protection Functions 6.20 Device 55 - Power Factor Relay Device (Fixed minimum power factor) 6.20 Device 55 - Power Factor Relay Device (Fixed minimum power factor) Overview Fixed pickup minimum power factor is used to protect the motor against operation under conditions of low power factor that would indicate abnormal conditions in the machine.
  • Page 129 Advanced Motor Protection and RTD Protection Functions 6.20 Device 55 - Power Factor Relay Device (Fixed minimum power factor) Picklist Units Default Value Values Enable State 7589 Disabled ● Disabled Fixed Minimum Power Factor ● Alarm Enable State: ● LatchedAlarm ●...

  • Page 130: 6.21 Device 59G - Fixed Pickup Instantaneous Zero Sequence Overvoltage

    Advanced Motor Protection and RTD Protection Functions 6.21 Device 59G - Fixed Pickup Instantaneous Zero Sequence Overvoltage 6.21 Device 59G - Fixed Pickup Instantaneous Zero Sequence Overvoltage Overview Fixed pickup instantaneous zero sequence overvoltage is used to protect the motor very quickly under conditions of high zero sequence voltage which could be caused by high phase to ground leakage or a ground fault.
  • Page 131 Advanced Motor Protection and RTD Protection Functions 6.21 Device 59G - Fixed Pickup Instantaneous Zero Sequence Overvoltage Picklist Units Default Values Value Enable State 7571 Disabled ● Disabled Fixed High Frequency Rate of Change w/ Min Speed ● Alarm Enable Min Speed Enable Point ●...

  • Page 132: 6.22 Device 59G - Fixed Pickup Definite Minimum Time Zero Sequence Overvoltage

    Advanced Motor Protection and RTD Protection Functions 6.22 Device 59G - Fixed Pickup Definite Minimum Time Zero Sequence Overvoltage 6.22 Device 59G - Fixed Pickup Definite Minimum Time Zero Sequence Overvoltage Overview Fixed pickup definite minimum time zero sequence overvoltage is used to protect the motor against sustained operation under conditions of high zero sequence voltage which could be caused by high phase to ground leakage or a ground fault.
  • Page 133 Advanced Motor Protection and RTD Protection Functions 6.22 Device 59G - Fixed Pickup Definite Minimum Time Zero Sequence Overvoltage Keypad Parameter Text Units Default Minimum - Maxium Value Tool Parameter Text Value Minimum Speed 7530 0 -100 Fixed Instantaneous Zero Sequence OverVolt Ena‐ ble State Startup Time 7531...
  • Page 134 Advanced Motor Protection and RTD Protection Functions 6.22 Device 59G - Fixed Pickup Definite Minimum Time Zero Sequence Overvoltage Figure 6-66 OverZeroSeqVoltage Protection Diagram Note OverZeroSeqVoltage Protection Diagram Fixed Pickup Instanteous Zero Sequence Overvoltage and fixed Pickup Definite Minimum Time Sequence Overvoltage use the same diagram. To provide clarity to the end-user, the titles are repeated so that the graph is adjacent to the text description of the function.

  • Page 135: Device 66 - Notching Or Jogging Device - Starts Per Hour

    Advanced Motor Protection and RTD Protection Functions 6.23 Device 66 - Notching or Jogging Device - Starts per Hour 6.23 Device 66 - Notching or Jogging Device - Starts per Hour Overview The starts per hour function is used to enforce a minimum time between starts of the machine. A programmable minimum time since last start can be set.

  • Page 136: Device 66 - Notching Or Jogging Device - Cold Starts Per Hour

    Advanced Motor Protection and RTD Protection Functions 6.24 Device 66 - Notching or Jogging Device - Cold Starts per Hour 6.24 Device 66 - Notching or Jogging Device - Cold Starts per Hour Overview The cold starts per hour function is used to enforce a maximum number of cold starts of the machine over an adjustable time period.

  • Page 137: Device 66 - Notching Or Jogging Device - Hot Starts Per Hour

    Advanced Motor Protection and RTD Protection Functions 6.25 Device 66 - Notching or Jogging Device - Hot Starts per Hour 6.25 Device 66 - Notching or Jogging Device - Hot Starts per Hour Overview The hot starts per hour function is used to enforce a maximum number of hot starts of the machine over an adjustable time period.

  • Page 138: 6.26 Device 66 - Notching Or Jogging Device - Maximum Thermal Capacity Used To Start

    Advanced Motor Protection and RTD Protection Functions 6.26 Device 66 - Notching or Jogging Device - Maximum Thermal Capacity Used to Start 6.26 Device 66 - Notching or Jogging Device - Maximum Thermal Capacity Used to Start Overview The maximum thermal capacity used to start function is used to ensure that the machine has sufficient thermal capacity available to allow a start.

  • Page 139: Device 81 - Fixed Pickup Overfrequency

    Advanced Motor Protection and RTD Protection Functions 6.27 Device 81 - Fixed Pickup Overfrequency 6.27 Device 81 - Fixed Pickup Overfrequency Overview Fixed pickup overfrequency is used to protect the motor and connected load against sustained operation under conditions of higher than desired frequency. The fixed pickup overfrequency function provides a single overfrequency setting that produces a trip or alarm condition when the frequency rises above that value.
  • Page 140 Advanced Motor Protection and RTD Protection Functions 6.27 Device 81 - Fixed Pickup Overfrequency Picklist Units Default Minimum - Maximum Value Value Enable State 7614 Disabled ● Disabled Fixed Pickup Overfrequency Enable State ● Trip ● Alarm ● Latched Alarm The maximum response time with zero delay (pickup counter=0) is 20 milliseconds.

  • Page 141: Device 81 - Variable Pickup Overfrequency

    Advanced Motor Protection and RTD Protection Functions 6.28 Device 81 - Variable Pickup Overfrequency 6.28 Device 81 - Variable Pickup Overfrequency Overview Variable pickup overfrequency is used to protect the motor and connected load against operation at higher frequencies than desired or to detect conditions under which the motor frequency has risen above the desired setpoint due to problems with load regeneration or other difficulties in the machine or load.
  • Page 142 Advanced Motor Protection and RTD Protection Functions 6.28 Device 81 - Variable Pickup Overfrequency Keypad Parameter Text Units Default Minimum - Maximum Val‐ Tool Parameter Help Text Value Minimum Speed 7641 0 - 100 Variable Over Frequency w/ Min Speed Enable Point Minimum Speed Reset 7642 0 - 100...
  • Page 143 Advanced Motor Protection and RTD Protection Functions 6.28 Device 81 - Variable Pickup Overfrequency Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 80% Speed Pickup 7625 0 - 250 Define Pickup Level in % of Rated Hz at at 80% Deman‐ ded Speed 90% Speed Pickup 7626...
  • Page 144 Advanced Motor Protection and RTD Protection Functions 6.28 Device 81 - Variable Pickup Overfrequency Reset Time Constant 1 = Enable 0 = Disable Low Pass Motor Frequency Count Filter Enable Pickup Output Trip or Time Delay >= Alarm > Pickup (Counter) Output Low Pass...

  • Page 145: Device 81 - Fixed Pickup Underfrequency

    Advanced Motor Protection and RTD Protection Functions 6.29 Device 81 - Fixed Pickup Underfrequency 6.29 Device 81 - Fixed Pickup Underfrequency Fixed pickup underfrequency is used to protect the motor and connected load against sustained operation under conditions of lower than desired frequency. The fixed pickup underfrequency function provides a single underfrequency setting that produces a trip or alarm condition when the frequency falls below that value.
  • Page 146 Advanced Motor Protection and RTD Protection Functions 6.29 Device 81 - Fixed Pickup Underfrequency Picklist Units Default Values Value Enable State 7653 Disabled ● Disabled Fixed Pickup Underfrequency Enable State ● Alarm ● LatchedAlarm ● Trip The maximum response time with zero delay (pickup counter=0) is 20 milliseconds. Fixed Pickup Underfrequency is mutually exclusive with the Variable Pickup Underfrequency.

  • Page 147: Device 81 - Variable Pickup Underfrequency

    Advanced Motor Protection and RTD Protection Functions 6.30 Device 81 - Variable Pickup Underfrequency 6.30 Device 81 - Variable Pickup Underfrequency Overview Variable pickup underfrequency is used to protect the motor and connected load against operation at lower frequencies than desired or to detect conditions under which the motor frequency has fallen below the desired setpoint due to problems with excessive load torque or other difficulties in the machine or load.
  • Page 148 Advanced Motor Protection and RTD Protection Functions 6.30 Device 81 - Variable Pickup Underfrequency Picklist Units Default Values Value Enable State 7683 Disabled ● Disabled Variable Pickup Underfrequency Enable State ● Alarm ● LatchedAlarm ● Trip Variable Underfrequency Curve Menu (7655) Keypad Parameter Text Units Default...
  • Page 149 Advanced Motor Protection and RTD Protection Functions 6.30 Device 81 - Variable Pickup Underfrequency Keypad Parameter Text Units Default Minimum - Maximum Value Tool Parameter Help Text Value 110% Speed Pickup 7667 0 - 250 Define Pickup Level in % of Rated Hz at at 110% De‐ manded Speed 120% Speed Pickup 7668...
  • Page 150 Advanced Motor Protection and RTD Protection Functions 6.30 Device 81 - Variable Pickup Underfrequency Reset Time Constant 1 = Enable 0 = Disable Low Pass Motor Frequency Count Filter Enable Pickup Output Trip or Time Delay >= Alarm < Pickup (Counter) Output Low Pass...

  • Page 151: Device 81 - Fixed Pickup High Frequency Rate Of Change

    Advanced Motor Protection and RTD Protection Functions 6.31 Device 81 - Fixed Pickup High Frequency Rate of Change 6.31 Device 81 - Fixed Pickup High Frequency Rate of Change Overview Fixed pickup high frequency rate of change is used to protect the motor and connected load against fast changing frequencies or high rates of acceleration.
  • Page 152 Advanced Motor Protection and RTD Protection Functions 6.31 Device 81 - Fixed Pickup High Frequency Rate of Change Picklist Units Default Values Value Enable State 7692 Disabled ● Disabled Fixed High Frequency Rate of Change Min Speed ● Alarm Enable State ●...

  • Page 153: Changing Rtd Type

    The Advanced Motor Protection, can be set up for a wide variety of RTD types. However, it is set up at the factory for the desired RTD type. It is NOT field adjustable. If a type change in RTD type is needed, please contact Siemens support.at 1 800 333 7421. NOTICE Specify RTD Type at Time of Manufacture The AMP is configured to use PT-100 Type RTDs at time of manufacture by default.
  • Page 154 Advanced Motor Protection and RTD Protection Functions 6.32 Changing RTD Type Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 155: Alarms, Faults, And Logging Messages

    The Event Log displays which specific AMP function triggered the active General Alarm or General Fault along with the exact time at which the event occurred. Siemens recommends using the Event Log data as a diagnostic tool when investigating the cause of displayed messages.
  • Page 156 Alarms, Faults, and Logging Messages 7.1 Alarms, Faults, and Logging Messages Function Name Menu ID Event Log Message Variable UnderCurrent 7266 (3 Phase) Alarm: Variable Under Current RMSA Fault: Variable Under Current RMSA Alarm: Variable Under Current RMSB Fault: Variable Under Current RMSB Alarm: Variable Under Current RMSC Fault: Variable Under Current RMSC Fixed Under Power...
  • Page 157 Alarms, Faults, and Logging Messages 7.1 Alarms, Faults, and Logging Messages Function Name Menu ID Event Log Message Fixed Instantaneous Zero 7563 Alarm: Fixed Instantaneous Zero Sequence Over Voltage Sequence Over Voltage Fault: Fixed Instantaneous Zero Sequence Over Voltage Fixed Maximum Power 7572 Alarm: Fixed Maximum Power Factor Factor...
  • Page 158 Alarms, Faults, and Logging Messages 7.1 Alarms, Faults, and Logging Messages Displayed Event Log Message In the following table the text shown between brackets, "<#>", is replaced with the RTD number (1 through 12) associated with the event. For example, if RTD 1 exceeded its temperature setpoint and was enabled as an alarm, the event log message would display "RTD Alarm: RTD 1 OT".
  • Page 159 Alarms, Faults, and Logging Messages 7.1 Alarms, Faults, and Logging Messages Function Name Menu ID Displayed Event Log Message Alarm: RTD <#> Open : RTD <1> Open : RTD <2> Open : RTD <3> Open through :RTD <12> Open Fault: RTD <#> Open : RTD <1>...
  • Page 160 Alarms, Faults, and Logging Messages 7.1 Alarms, Faults, and Logging Messages Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 161: Nxgpro Amp Alarms/Faults, Protection Variables, And Rtd Status Screens

    NXGpro AMP Alarms/Faults, Protection Variables, and RTD Status Screens Viewing Protection Variables Selecting Menu Display Protection Variables The display parameters menu (8000) contains the pick lists to select the variable to be displayed on the front panel default display. Selecting this menu provides the user to view / set parameters to be displayed. ( 8 0 0 0 ) ( m e n u ) Figure 8-1...

  • Page 162: Amp Data Screen

    NXGpro AMP Alarms/Faults, Protection Variables, and RTD Status Screens 8.1 Viewing Protection Variables Picklist Variable Displayed Description Unit FXRF Flux reference (%) IDIN Id input current IQIN Iq input current IAIN Phase A input current IBIN Phase B input current ICIN Phase C input current IAVI...

  • Page 163: Amp Alarms / Faults

    NXGpro AMP Alarms/Faults, Protection Variables, and RTD Status Screens 8.1 Viewing Protection Variables Figure 8-2 AMP Data Screen See also AMP Alarms / Faults (Page 161) Device 49RTD - Machine Thermal Overload - Fixed Pickup RTD Protection (Page 70) Device 49T - Machine Thermal Model - Variable Parameter Thermal Overload (Page 63) 8.1.2 AMP Alarms / Faults Alarms / Fault Screen...
  • Page 164 NXGpro AMP Alarms/Faults, Protection Variables, and RTD Status Screens 8.1 Viewing Protection Variables Figure 8-3 AMP Alarms / Faults Screen Understanding the AMP / Faults Screen Using the screen capture shown in the AMP Alarms / Faults Screen, it can be seen that the Phase A, Phase B, and Phase C Instantaneous Over Current all show a 0 bit status.
  • Page 165 NXGpro AMP Alarms/Faults, Protection Variables, and RTD Status Screens 8.1 Viewing Protection Variables Figure 8-4 Output Data IDs See also AMP Data Screen (Page 160) Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 166: Rtd Status Screen

    NXGpro AMP Alarms/Faults, Protection Variables, and RTD Status Screens 8.1 Viewing Protection Variables 8.1.3 RTD Status Screen RTD Status The RTD Status Screen displays the status and temperature of all RTD inputs. The RTD status may be displayed as OK, Short, Open, or Disable. Referring to the RTD Status Screen shown below, it can be seen that RTD1 (RT1) displays a status of OK.

  • Page 167: Troubleshooting

    VFD control. This passcode is not required to program the protection functions of the motor that AMP provides. ● If a PLC issue persists, please contact Siemens Support. This information is contained in the Service and Support chapter of this manual.
  • Page 168 Troubleshooting 9.1 Troubleshooting Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 169: Spare Parts Data

    8 CH AI A5E35553741 6EP13315BA10 Power Supply A5E30574338 6GK72771AA100AA0 Network Switch The links below provide the technical specification data for the Advanced Motor Protection Relay. https://mall.industry.siemens.com/mall/en/us/Catalog/Search/? searchTerm=6ES72121AE400XB0 https://mall.industry.siemens.com/mall/en/us/Catalog/Search/? searchTerm=6ES72315PD320XB0 https://mall.industry.siemens.com/mall/en/us/Catalog/Search/?searchTerm=6EP13315BA10 https://mall.industry.siemens.com/mall/en/us/Catalog/Search/? searchTerm=6GK2771AA100110 Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...
  • Page 170 Spare Parts Data 10.1 AMP Replaceable Spart Parts List Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 171: Appendix

    Appendix IEEE Device Numbers and Functions IEEE device numbers and functions Each standard device number, its definition and its functions are based on a system adopted as standard for automatic switchgear by IEEE, and incorporated in American Standard C37.2 - (1979). The table provides the definition of only those functions used in motor relay protection for Sinamics GH180 Medium Voltage Variable Frequency Drives.
  • Page 172 Appendix A.1 IEEE Device Numbers and Functions See also Standard Protections Block Diagram (Page 17) Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 173: Abbreviations

    Appendix A.2 Abbreviations Abbreviations The following table provides a listing of acronyms / abbreviations used in the manual along with its full nomenclature. Acronym / Ab‐ Full Phrase breviation Advanced Motor Protection Current Transformer Distributed Control System Direct-On-Line Human-Machine Interface Hertz Motor Protection Relay Potential Transformer...
  • Page 174 Appendix A.2 Abbreviations Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 175: Service And Support

    Siemens accepts no liability for any damage that occurs because these instructions have not been observed, e.g. if an untrained person carries out a repair or replaces components.
  • Page 176 Service and support 11.1 Field Service Operation https://www.industry.usa.siemens.com/drives/us/en/electric-drives/Pages/electric-drives.aspx ● Technical support is available round the clock 24 hours / 365 days a year. ● Your inquiries are delivered directly to the responsible specialist. ● Have all relevant data available and technical support can respond to your inquiry as quickly as possible.

  • Page 177: Esd Guidelines

    ● Avoid plastic Styrofoam™, vinyl and other non-conductive materials. They are excellent static generators and do not give up their charge easily. ● When returning components to Siemens Industry, Inc. always use static-safe packing. This limits any further component damage due to ESD.
  • Page 178 ESD guidelines A.1 ESD-sensitive Components Components that can be destroyed by electrostatic discharge (ESD) NOTICE Electrostatic discharge Electronic components can be destroyed in the event of improper handling, transporting, storage, and shipping. Pack the electronic components in appropriate ESD packaging; e.g. ESD foam, ESD packaging bags and ESD transport containers.
  • Page 179 ESD guidelines A.1 ESD-sensitive Components Sitting Standing Standing/sitting Conductive floor surface, only effective in conjunction with ESD shoes or ESD shoe grounding strips ESD furniture ESD shoes or ESD shoe grounding strips are only effective in conjunction with conductive floor‐ ESD clothing ESD wristband Cabinet ground connection...
  • Page 180 ESD guidelines A.1 ESD-sensitive Components Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

  • Page 181: Index

    Index Arcing, 14 Lock-out / Tag-out procedure, 13 Asynchronous motors, 11 Auxiliary power supply, 11 Main entry, 160 Subentry, 139 Cabling, 11 Commissioning, 11 contact hotline, 173 Shielding, 11 website, 173 Starts per Hour, 133 Synchronous motors, 11 Electrostatic discharge, 175 Electrostatic Protective Measures, 177 technical support EMC-compliant installation, 11...
  • Page 182 Index Advanced Motor Protection for Variable Speed Operation Manual, AA, A5E46373908A...

Table of Contents