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Variable Speed Drive
G120P
Mounting
Commissioning
CM2G5111en
2014-05-16
Building Technologies

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Table of Contents

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   Summary of Contents for Siemens G120P

  • Page 1 Variable Speed Drive G120P Mounting Commissioning Building Technologies CM2G5111en 2014-05-16...
  • Page 3: Table Of Contents

    RS485 interface................31 3.7.2 USS protocol ..................32 3.7.3 Modbus RTU protocol............... 33 3.7.4 BACnet MS/TP ................. 33 3.7.5 P1 FLN ..................... 35 Data backup on a memory card............... 36 Application examples..................37 Universal application ..................37 Siemens AG CM2G5111en 2014-05-16...
  • Page 4 Displayed operating states ................47 Alarms and faults..................... 48 Hardware diagnostics ..................53 6.4.1 Tests without a power supply ............53 6.4.2 Power test ..................55 6.4.3 Function test..................56 Appendix ......................58 Commissioning report..................58 Available documentation.................. 58 Siemens AG CM2G5111en 2014-05-16...
  • Page 5: Safety

    1. Please read this information carefully. 2. Pay attention to all the warning signs which are affixed to the equipment. The warning labels must always be legible. Missing or damaged labels must be replaced. Siemens AG CM2G5111en 2014-05-16...
  • Page 6 ● They have to be familiar with all the safety information, installation and operating instructions contained in this Guide and be trained to perform first aid. Siemens AG CM2G5111en 2014-05-16...
  • Page 7: Disclaimer Of Liability

    Only activate fire or emergency mode if the continuous operation of the drive (fan) is absolutely necessary, e.g., in order to ensure that smoke and heat are extracted in the event of the building being evacuated. Siemens AG CM2G5111en 2014-05-16...
  • Page 8: Mounting And Installation

    DGND, reference potential for data Cable shield Not assigned Not connected (C/C’) Not assigned (GND), optional ground VP, supply voltage CAN_H, CAN signal (dominant high) Not assigned RxD/TxD-N, receive and send (A/A’) Not assigned Not assigned Not assigned Siemens AG CM2G5111en 2014-05-16...
  • Page 9: Terminal Strips In The Control Unit

    DI = low if the switch is closed Motor cable lengths and cross-sections 2.4.1 Cable specifications for conformity with EMC requirements PM230 Cable type EMC category Max. cable length Filter A Shielded 25 m (80 ft) Siemens AG CM2G5111en 2014-05-16...
  • Page 10: Cable Cross-sections

    , the protective grounding conductor must have at least half of the size of the cross-section of the power cable. Wiring sequence for IP55 The requirements and actions for wiring the Power Module correctly are described below. Siemens AG CM2G5111en 2014-05-16...
  • Page 11 2. Fasten the cable glands to the cables. 3. Ensure that the screws on the cable glands are loosened so that the cables slide through unhindered. See Cable cross-sections [➙ 10]. 4. Attach the ferrite core and shielding Siemens AG CM2G5111en 2014-05-16...
  • Page 12: Line And Motor Connections

    60 mm 0.39 inches 2.36 inches 0.39 inches 2.36 inches FSB power cables 10 mm 60 mm 50 mm 0.39 inches 2.36 inches 1.96 inches FSB motor cables 10 mm 50 mm 10 mm 40 mm Siemens AG CM2G5111en 2014-05-16...
  • Page 13 Power Module of frame sizes FSD to FSF. The tightening torques for the terminals are indicated in the diagram. Connection of supply voltage Motor connection FSD: M6: 6 Nm (53.0 lbf.in) FSE: M6: 6 Nm (5.3 lbf.in) FSF: M8: 13 Nm (115 lbf.in) Siemens AG CM2G5111en 2014-05-16...
  • Page 14: Ip20

    Accessing line and motor terminals 1. Loosen the safety catch on the sides of the terminal covers using a suitable size of flat-head screwdriver. 2. Turn the terminal cover up and allow it to engage. Siemens AG CM2G5111en 2014-05-16...
  • Page 15: Emc Directives

    Lay the shields over as large a surface as possible at either end, with optimized electrical conductivity to the grounded enclosure. This is the only way of reducing inductive or capacitive interference or stray radiation to a minimum. Siemens AG CM2G5111en 2014-05-16...
  • Page 16: Ip55

    This ensures that both the gland plate and the enclosure are in contact with the shield. Feed the motor cable through the right-hand opening on the gland plate, in particular in the case of Power Modules of frame size C and with filter class Siemens AG CM2G5111en 2014-05-16...
  • Page 17 Ferrite rings for line cables  Attach the gray ferrite rings between the terminals and the shielding plate on the line cable.  The gray ferrite rings are included in the scope of supply for the product. Siemens AG CM2G5111en 2014-05-16...
  • Page 18: Ip20

    Connect them, in turn, to the control cabinet frame and, in particular, to the PE bar and EMC shield bar over a large area and with good conductivity Follow the instructions in section EMC directives [➙ 15] "Connections and  interference suppression" Siemens AG CM2G5111en 2014-05-16...
  • Page 19 2. Shielding without a shield plate EMC-compliant shielding can also be implemented without using a shield plate. In this case, you must ensure that the cable shields are connected to the ground potential over a large area. Siemens AG CM2G5111en 2014-05-16...
  • Page 20: Commissioning

    AUTO means: The drive responds to external control commands (e.g. fieldbus or terminals) When you toggle to MANUAL mode, the motor continues running at the last setpoint speed selected. When you toggle to AUTO mode, the motor stops. Siemens AG CM2G5111en 2014-05-16...
  • Page 21 In MANUAL mode: pressing starts the drive   In AUTO mode: no function  In MANUAL mode: – Pressing briefly: OFF1 - the motor comes to a standstill along the set down ramp (parameter P1121) Siemens AG CM2G5111en 2014-05-16...
  • Page 22: Bop-2

    STARTER commissioning software or if the IOP is in "Save to RAM" mode.  IOP 1. Select Options > Save RAM to ROM. 2. Confirm with OK.  BOP-2 1. Select Options > RAM to ROM. Siemens AG CM2G5111en 2014-05-16...
  • Page 23: Preparing For Commissioning

    ON / OFF AO0- Reverse Output current AO1+ (0..20mA) Acknowledge AO1- Fault DI COM Alarm Control AI0+ Setpoint 0 - 10 V System AI0- Operation Figure 1: Terminal assignment in the factory settings (corresponds to MacPar15 = 12) Siemens AG CM2G5111en 2014-05-16...
  • Page 24: Basic Commissioning With The Wizard

    The data is applied automatically. ● If you are not using a Siemens motor, read the data from the motor's rating plate and enter the appropriate parameters manually. Example: Rating plate details and their assignment to the drive parameters:...
  • Page 25: Iop

    STILL: Identify motor data at standstill. The motor does not  rotate. We recommend the setting STILL ROT if the motor can rotate freely and if the P1300 control type is set to vector control. In the case of Siemens AG CM2G5111en 2014-05-16...
  • Page 26: Additional Settings

    This function restores the drive to factory settings. The communication settings and the settings of the motor standard (IEC/NEMA) are retained after resetting.  STARTER 1. Go online with STARTER. 2. Click on the button.  IOP Siemens AG CM2G5111en 2014-05-16...
  • Page 27: Setting The Ramp-function Generator

    Acceleration time [p1120] - factory setting 10 s  Deceleration time [p1121] - factory setting 10 s  Recommended ramp times 0.37 – 3kW 30 s 4 – 15 kW 18.5 – 30 kW 37 – 90 kW 120s Siemens AG CM2G5111en 2014-05-16...
  • Page 28: Setting The Pid Controller

    "Read_OSS.ZIP" file onto the memory card. 5. Switch off the drive power supply. 6. Remove the card from the drive. 7. Use a card reader and load the file to a PC. Siemens AG CM2G5111en 2014-05-16...
  • Page 29: Additional Important Parameters

    Invert direction of rotation p1200 Flying restart selection: 0: Flying restart inactive 1: Flying restart always active (start in setpoint direction) 4: Flying restart always active (start only in setpoint direction) p1210 Automatic restart: 0: Disables automatic restart Siemens AG CM2G5111en 2014-05-16...
  • Page 30: Communication

    [2] = Seconds (0 ... 59) p8401 1.1.1970 Date of real-time clock: [0] = Day (1 ... 31) [1] = Month (1 ... 12) [2] = Year (YYYY) Communication  Perform basic commissioning first of all. Siemens AG CM2G5111en 2014-05-16...
  • Page 31: Rs485 Interface

    The "Unit switchover" function is not permissible with this bus system. 3.7.1 RS485 interface Integration into Desigo See Engineering Manual TX G120P (document ID: CM110576xx_01). Interfacing to a network 1. Connect the drive to your fieldbus via the RS485 interface. This connector has short-circuit proof, isolated pins.
  • Page 32: Uss Protocol

    Fieldbus interface, monitoring time [ms]  Setting the time to monitor the process data received via fieldbus. If no process data is received within this time, an appropriate message is output The setting 0 ms deactivates the monitoring.  Siemens AG CM2G5111en 2014-05-16...
  • Page 33: Modbus Rtu Protocol

    In BACnet, components and systems are considered to be black boxes which contain a number of objects. BACnet objects only define behavior outside the device. Internal functions are not determined by BACnet. Each component is represented by a series of object types and their instances. Siemens AG CM2G5111en 2014-05-16...
  • Page 34: Basic Settings

    [1]: COV increment of object instance "Analog Input 1"  [2]: COV increment of object instance "Analog Input 10"   [3]: COV increment of object instance "Analog Input 11" p2040 Process data monitoring time [ms] Siemens AG CM2G5111en 2014-05-16...
  • Page 35: P1 Fln

    = 6 (9600 bits/s) p2021 = 1 … 99: Slave address (factory setting = 99).  p2051.0 r52.0 Send status word via the communication interface p2051.1 r63.0 Send actual speed value via the communication interface Siemens AG CM2G5111en 2014-05-16...
  • Page 36: Data Backup On A Memory Card

    Operating Instructions of the CU230P-2. Data backup on a memory card Standard MMC cards or SD cards up to 2GB are supported. Siemens memory cards provide other functions.  You require an empty memory card for the following procedure.
  • Page 37: Application Examples

    Main setpoint scaling p1113[0] Setpoint inversion p1200[0] Flying restart always active (start in setpoint direction) p1210 Acknowledging all faults and restarting for an ON command p2103[0] Acknowledge faults p2106[0] r722.1 External fault p3880 r722.2 ESM activation Siemens AG CM2G5111en 2014-05-16...
  • Page 38: Pump Pressure Control

    Technology controller setpoint ramp-down time p2264[0] r755[0] Technology controller actual value p2265 10 s Technology controller actual value filter time constant p2267 4.2 bar Technology controller upper limit actual value p2268 -1 bar Technology controller lower limit actual value Siemens AG CM2G5111en 2014-05-16...
  • Page 39: Pressure Controlled Supply Fan + Esm Fixed Speed

    600 Pa Technology controller upper limit actual value p2268 -50 Pa Technology controller lower limit actual value p2293 30 s Technology controller ramp-up/ramp-down time p3880 r722.1 ESM activation p3881 ESM setpoint source: Fixed setpoint 15 (p1015) Siemens AG CM2G5111en 2014-05-16...
  • Page 40: Cooling Tower Fan (lg-ni1000) + Hibernation

    30 s Technology controller ramp-up/ramp-down time p2306 Technology controller fault-signal inversion p2390[0] 50 rpm Hibernation start speed p2391[0] 60 s Hibernation delay time p2392 1 °C Hibernation restart value with technology controller p2398 Hibernation mode Siemens AG CM2G5111en 2014-05-16...
  • Page 41: Cooling Tower Fan (active Sensor) + Hibernation

    30 s Technology controller ramp-up/ramp-down time p2306 Technology controller fault-signal inversion p2390[0] 50 rpm Hibernation start speed p2391[0] 60 s Hibernation delay time p2392 1 °C Hibernation restart value with technology controller p2398 Hibernation mode Siemens AG CM2G5111en 2014-05-16...
  • Page 42: Stairwell Pressurization (esm)

    120 Pa Technology controller upper limit actual value p2268 -10 Pa Technology controller lower limit actual value p3880 r722.0 ESM activation p3881 ESM setpoint from the technology controller p3884 p2201 ESM technology controller setpoint Fixed setpoint Siemens AG CM2G5111en 2014-05-16...
  • Page 43: Fixed Setpoints

    BI: Fixed speed setpoint selection Bit 3 p1113[0] BI: Setpoint inversion p1200[0] Flying restart always active (start in setpoint direction) p1210 Acknowledging all faults and restarting for an ON command p2103[0] BI: 1. Acknowledge faults Siemens AG CM2G5111en 2014-05-16...
  • Page 44: Co2 Sensor, 2 Pid Setpoints

    BI: Technology controller fixed value selection bit 2 p2253[0] r2224 Technology controller setpoint 1 p2264[0] r755[0] Technology controller actual value p2267 120% Technology controller upper limit actual value p2268 -10% Technology controller lower limit actual value p2306 Technology controller fault-signal inversion Siemens AG CM2G5111en 2014-05-16...
  • Page 45: Temperature-dependent Pressure Setpoint

    -10 % Technology controller lower limit actual value p2293 30 s Technology controller ramp-up/ramp-down time p20228 r755[2] Setpoint limiting p20229 Upper limit setpoint limiting 50% p20230 Lower limit setpoint limiting 20% p20234 Runtime group setpoint limiting Siemens AG CM2G5111en 2014-05-16...
  • Page 46: Service And Maintenance

    Hardware Installation Manual for Power Module PM230 IP55/UL Type 12  (A5E02923635A AA) Hardware Installation Manual for Power Module PM230 IP20 (A5E03448282A  The fans are available as spare parts through your local Siemens branch office. Siemens AG CM2G5111en 2014-05-16...
  • Page 47: Fault Rectification

    In addition to the signal states "On" and "Off" there are two different flashing frequencies: Slow flashing Rapid flashing Description Green - On No fault Green – Slow Commissioning or reset to factory settings Red – Fast No fault Siemens AG CM2G5111en 2014-05-16...
  • Page 48: Alarms And Faults

    Automatic restart is active. During voltage recovery or when remedying the causes of pending faults, the drive is automatically switched back on.  Block the automatic restart (p1210 = 0). Abort the restart process by removing the switch-on command (p8040).  Siemens AG CM2G5111en 2014-05-16...
  • Page 49  Contact Technical Support.  Replace the CU.  F01018 Power-up aborted more than once Switch the module off and on again. After this fault has been output, the module is booted with the factory settings. Siemens AG CM2G5111en 2014-05-16...
  • Page 50 Increase the monitoring time of the power unit or disable the monitoring time  (p0857). Reduce the waiting time for resetting the fault counter p1213[1] so that fewer  faults are registered in the time interval. F07330 Search current measured too low  Increase the search current (p1202). Siemens AG CM2G5111en 2014-05-16...
  • Page 51 The "Vector control" mode is set but motor data identification has not yet been carried out. Carry out motor data identification (see p1900).  Set the parameters for the "V/f control" (p1300 < 20).  F30001 Power unit: Overcurrent Check the following settings and components: Siemens AG CM2G5111en 2014-05-16...
  • Page 52 Overtemperature, inside area  Check the ambient temperature. F30037 Rectifier overtemperature Check whether the fan is running.  Check the fan elements.  Check the ambient temperature.   Check the motor load. Check the line phases.  Siemens AG CM2G5111en 2014-05-16...
  • Page 53: Hardware Diagnostics

    If the terminals are not accessible externally, do not open the device because you will be exposed to a great risk and this will invalidate the warranty. ● In this case, contact your local Siemens branch office. Siemens AG CM2G5111en...
  • Page 54 "Rectifier – DC bus – IGBT bridge". The customer is not meant to use the DC bus terminals on the PM230/G120P. However, the terminals are accessible on some models. Set the multimeter to "Diode" in order to measure the terminals.
  • Page 55: Power Test

    DC. The parameter has access level 3. DC bus voltage – from r0026 is the measured, smoothed DC bus voltage of the drive. This does not function parameter r0026 below 200 V DC. The parameter has access level 2. Siemens AG CM2G5111en 2014-05-16...
  • Page 56: Function Test

    All three phases should exhibit a similar value. IOP diagnostics Test the wiring carried out by the customer via the following checks. Ensure that the correct signals reach the drive. Siemens AG CM2G5111en 2014-05-16...
  • Page 57 Have a copy of the customer's work settings to hand before resetting the drive to its factory settings. Further procedure  If, having conducted all the measures, you are still unable to commission the drive, it may be defective. 1. Replace the control unit/power unit. 2. Contact Technical Support. Siemens AG CM2G5111en 2014-05-16...
  • Page 58: Appendix

    1500 Available documentation Title Description Source/Document ID Getting Started Design, installation, commissioning and A5E03653438A AA troubleshooting the SINAMICS G120P. Getting Started Guide Quick guide with dimensions and design A5E02923634A Power Module PM230 and installation notes. Hardware IP55 Getting Started Guide...
  • Page 59 Available documentation Title Description Source/Document ID Manual install, mount, connect, and service Power Module PM230 SINAMICS G120P systems. Hardware IP55 Hardware Installation Guide with all the information needed to A5E03448282A AA Manual install, mount, connect, and service Power Module PM230 SINAMICS G120P systems.
  • Page 60 Issued by © 2012-2014 Copyright Siemens Switzerland Ltd Siemens Switzerland Ltd Technical specifications and availability subject to change without notice. Infrastructure & Cities Sector Building Technologies Division International Headquarters Gubelstrasse 22 CH-6301 Zug Tel. +41 41-724 24 24 www.siemens.com/buildingtechnologies Document ID...

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