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Woodward LS 4 Manual

Circuit breaker control
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37105C
LS 4
Circuit Breaker Control
Manual
Software Version 3.2xxx
Manual 37105C

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  • Page 1 37105C LS 4 Circuit Breaker Control Manual Software Version 3.2xxx Manual 37105C...
  • Page 2 Provides other helpful information that does not fall under the warning or caution categories. Woodward reserves the right to update any portion of this publication at any time. Information provided by Woodward is believed to be correct and reliable. However, Woodward assumes no responsibility unless otherwise expressly undertaken.

  • Page 3: Table Of Contents

    Manual 37105C LS 4 - Circuit Breaker Control Revision History Rev. Date Editor Changes NEW 04-01-01 Release 04-05-14 Minor corrections 06-04-19 Technical review 08-11-26 Minor corrections Contents 1. G ..................7  HAPTER ENERAL NFORMATION 2. E .............. 8  HAPTER LECTROSTATIC...
  • Page 4 Data Communication via the CAN Bus ..................37   Priority During Breaker Closure ....................37   Preparation ..........................38   Configuration Screens in the LS 4 ....................38   Configuration Screens in the GCP Control Unit ................41   Examples for Configuration ......................43  ...
  • Page 5 Manual 37105C LS 4 - Circuit Breaker Control   7. C ....................72  HAPTER OMMISSIONING A. D ......................74  PPENDIX IMENSIONS B. T ....................75  PPENDIX ECHNICAL C. M ............. 77  PPENDIX EASURED UANTITIES AND CCURACY D. I ......................78 ...
  • Page 6   Figure 6-7: Example F - Multiple mains/generator application ....................48 Figure 7-1: Dimensions................................74   Tables Table 1-1: Reading LS 4 part numbers ............................7   Table 3-1: Conversion chart - wire size ............................9     Table 3-2: Maximum CAN bus length ............................17  ...

  • Page 7: Chapter 1. General Information

    GCP control unit using the integrated CAN bus (Guidance Level). The LS 4 is also capable of closing the connected breaker at the synchronous point. Addition- ally the measured/calculated values may be monitored for exceeding/falling below a predefined set point result- ing in an automatic opening of the connected circuit breaker.

  • Page 8: Chapter 2. Electrostatic Discharge Awareness

    CAUTION To prevent damage to electronic components caused by improper handling, read and observe the pre- cautions in Woodward manual 82715, Guide for Handling and Protection of Electronic Controls, Printed Circuit Boards, and Modules. Page 8/92 © Woodward...

  • Page 9: Chapter 3. Installation

    Manual 37105C LS 4 - Circuit Breaker Control Chapter 3. Installation CAUTION A circuit breaker must be located near to the unit and in a position easily accessible to the operator. This must also bear a sign identifying it as an isolating switch for the unit.

  • Page 10: Wiring Diagram

    Command: open CB Relay 3 Relay 2 Blocking of watchdog funct. / remote acknowledgment 0 Vdc Relay 1 24 Vdc e.g. PLC Subject to technical modifications. 2005-11-23 | LS 4 Wiring Diagram ls4ww-4705-ap.skf Figure 3-1: Wiring diagram Page 10/92 © Woodward...

  • Page 11: Power Supply

    Manual 37105C LS 4 - Circuit Breaker Control Power Supply ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ 18 to 30 Vdc 18 to 30 Vdc Power supply Figure 3-2: Power supply Terminal Description Amax Standard 18 to 30 Vdc, max. 10 W 2.5 mm² 0 Vdc reference point 2.5 mm²...

  • Page 12: Voltage - System [B]

    Manual 37105C LS 4 - Circuit Breaker Control Voltage - System [B] Isolation switch Voltage - System [B] Figure 3-4: Measuring inputs - voltage - system [B] Terminal Measuring Description 400 Vac Voltage - system [B] - L1 2.5 mm²...

  • Page 13: Current - System [A]

    Manual 37105C LS 4 - Circuit Breaker Control Current - System [A] CAUTION Before disconnecting the secondary current transformer connections or the connections of the current transformer at the device, ensure that the current transformer is short-circuited. NOTE Grounding of the secondary of a current transformer must always be single-sided.

  • Page 14: Discrete Inputs

    Manual 37105C LS 4 - Circuit Breaker Control Discrete Inputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ CAUTION Please note that the maximum voltages, which may be applied at the discrete inputs, are defined as fol- lows. Voltages higher than those specified will destroy the hardware! •...

  • Page 15: Relay Outputs

    Manual 37105C LS 4 - Circuit Breaker Control Relay Outputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ CAUTION The function "Command: open CB" must be assigned to one of the freely configurable relays using the relay manager (see Parameter 98). max. 250 Vac Relay output external device...

  • Page 16: Interface

    Manual 37105C LS 4 - Circuit Breaker Control Interface ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Interface Connection Figure 3-9: Interface - terminals Terminal Description A (X1) B (X2) C (X3) D (X4) E (X5) CAN-H CAN-L CAN bus [1] may be used to loop CAN bus and/or to connect termination resistance.

  • Page 17: Can Bus Topology

    Manual 37105C LS 4 - Circuit Breaker Control CAN Bus Topology NOTE Please note that the CAN bus must be terminated with an impedance which corresponds to the wave impedance of the cable (e.g. 120 Ω). The CAN bus is terminated between CAN-H and CAN-L.

  • Page 18: Dpc - Direct Configuration Interface

    Manual 37105C LS 4 - Circuit Breaker Control DPC - Direct Configuration Interface NOTE To configure via the configuration interface (direct configuration), you need the configuration cable (part number 5417-557), the program LeoPC1 (delivered with the cable), and the corresponding confi- guration files.

  • Page 19: Chapter 4. Functional Description

    Manual 37105C LS 4 - Circuit Breaker Control Chapter 4. Functional Description Introduction ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Measuring Values • Voltage Three-phase measurement of the rms values of the phase-to-neutral and phase-to-phase voltages of two sys- tems (system [A] and [B]; system [B] only phase-to-phase). This unit can be delivered with the following measuring voltage ranges (rated values).

  • Page 20: Protection Functions

    Manual 37105C LS 4 - Circuit Breaker Control Protection Functions CAUTION The function "Command: open CB" must be assigned to one of the freely configurable relays using the relay manager (see Parameter 98). Function Monitoring System monitored • Three-phase over-/undervoltage (2 levels) V>/V<...

  • Page 21: Direction Of Power

    Manual 37105C LS 4 - Circuit Breaker Control Direction of Power ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ If the unit’s current transformers are wired according to the pin diagram shown below, the following values are indicated: Positive real power System [A] supplies real power. Inductive cos ϕ...
  • Page 22 Manual 37105C LS 4 - Circuit Breaker Control Different power factor displays at the unit: i0.91 (inductive) c0.93 (capacitive) lg.91 (lagging) ld.93 (leading) Reactive power display at the unit: 70 kvar (positive) -60 kvar (negative) Output at the interface: + (positive)

  • Page 23: Function

    This is done by sending set point values through the CAN bus to the lower level GCP control that are electrically connected with the configured variable system. The LS 4 calculates the correct synchronous point to issue a CB close command using the switching time of the CB (Parameter 37). Synchronizing/closing of the CB is done if the following conditions are fulfilled simultaneously: •...

  • Page 24: Dead Bus Start

    • No GCP is trying to carry out a dead bus start. • No higher prioritized LS 4 is trying to close its breaker. In conditions 1 and 2 the frequency of systems [A] or [B] must be within the configured range.

  • Page 25: Chapter 5. Display And Operation Components

    Manual 37105C LS 4 - Circuit Breaker Control Chapter 5. Display and Operation Components The pressure-sensitive membrane of the front panel consists of a plastic coating. All keys have been designed as touch-sensitive membrane switch elements. The display is a LC-display, consisting of 2 rows of 16 characters each, with indirect green lighting.

  • Page 26: Leds

    OFF ....The displayed values are phase-neutral (wye) voltages. Operation Operation Color: Green This LED is illuminated constantly when the LS 4 is in the Automatic mode. If this LED is flashing, the LS 4 is in the configuration mode. Alarm Alarm Color: Red This LED flashes as long as a set point limit is exceeded.

  • Page 27: Push Buttons

    Manual 37105C LS 4 - Circuit Breaker Control Push Buttons ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ In order to facilitate the setting of the parameters the buttons are equipped with an "AUTOSCROLL" function while the controller is in the configuration mode. It permits the user to rapidly advance to the next setting and configuration screens, the digits, or the cursor position.

  • Page 28: Display

    Manual 37105C LS 4 - Circuit Breaker Control Display ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ LC display LC display Performance values can be monitored from the two-line display, provided that the control is in automatic mode. In configuration mode, the individual parameters are displayed. Automatic Mode (Upper Line of the Display: Measured Values) NOTE The user can scroll through the upper display line with the "Display ↓"...

  • Page 29: Automatic Mode (Bottom Line Of The Display: Alarm Messages)

    Table 5-1: Messages and alarms in the LC display Interfaces ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ The LS 4 is equipped with two interfaces that work at the following baud rates: • Direct configuration 9,600 Baud (8 Bit, no parity, 1 Stop bit) • CAN bus (CiA) 125, 250 or 500 kBaud configurable via serial interface.

  • Page 30: Chapter 6. Configuration

    Manual 37105C LS 4 - Circuit Breaker Control Chapter 6. Configuration Configuration may be performed by manually inputting the desired set points utilizing the touch pad buttons and the LC display. Alternately, the unit may also be configured using a PC/laptop computer and the program LeoPC1 via the serial interface or through the CAN bus.

  • Page 31: Basic Data

    Manual 37105C LS 4 - Circuit Breaker Control Basic Data ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 1 Software version Software version This screen displays the software version loaded into the control (the last two xx X.xxxx are for software revisions which do not affect the function of the unit).

  • Page 32: Entering The Configuration

    Manual 37105C LS 4 - Circuit Breaker Control Entering the Configuration ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Password The unit is equipped with a three-level code and configuration hierarchy, which allows different user access to the control. A distinction is made between: Code level CS0 (User Level) Factory password = none This code level allows for monitoring of the system and does not permit access to the parameters.

  • Page 33: Basic Settings

    X1 to X5 via the interface is blocked. This setting can lead to malfunctions during operation because there is no connection to the other LS 4/GCP. If the communication via the interface X1 to X5 is to be re-established after the configuration of the unit ( i.e. CAN bus link to a GCP or via a Gateway GW 4), the parameter must be set to "NO"...

  • Page 34: Voltage Measuring

    Manual 37105C LS 4 - Circuit Breaker Control Voltage Measuring Parameter 6 Voltage measuring Phase to phase/Phase-neutral Volt. measuring This parameter is used to distinguish how the voltage is to be measured. If this pa- ---------------- rameter is set to "...

  • Page 35: Current Transformer

    The settings of the rated power in the system (Parameter 14) must be equal to the settings in the lower level GCP control unit because the LS 4 only transmits a percentage [%] value via the CAN bus. If the lower level GCP control unit is connected to more than one incoming mains no control of the mains in- terchange power is possible.

  • Page 36: Ls 4 Functions

    LS 4. A transformer is not to be considered as a segment or a point of isolation. Each segment, feeder, or inter- connection must be assigned a number that is unique to that segment.

  • Page 37: Can Bus Number (Control Number)

    (any CB controlled by an LS 4 cannot be closed). If multiple LS 4s are enabled to close a circuit breaker at the same time the LS 4 with the lowest CAN identifica- tion number receives the master status and transmits the set point signals to the genset control (all other LS 4s are inactive) ©...

  • Page 38: Preparation

    • Number all GCP control units from 1-14 (order is user-defined and depends on your application). DO NOT CHANGE this number after configuration of the LS 4 has begun. If this number is changed all LS 4s must be reconfigured.
  • Page 39 Manual 37105C LS 4 - Circuit Breaker Control Parameter 19 Validity of power measurement invalid / valid Mains power meas invalid ..If the measured power is not to be used for control configure as ---------------- "invalid". valid ..... If the measured power is to be used for mains interchange real power control configure as "valid".

  • Page 40: Table 6-1: Power Reduction

    CB by another LS 4/GCP. The follow- ing screens of this function will not be displayed. NO ....The command to open the CB (DI at terminal 75) is carried out fol- lowing the verification that no other LS 4/GCP is requesting a power reduction, synchronization, or opening of a CB.

  • Page 41: Configuration Screens In The Gcp Control Unit

    This configuration is valid only if Parameter 28 is configured to ON. ATTENTION Due to the LS 4 only transmitting a percentage value related to the rated value it is mandatory to configure the rated power in all units (GCPs and LS 4s) to the same value.
  • Page 42 The GCP mains voltage measuring inputs (terminals 50/51/52) must be connected to the busbar together with the busbar voltage inputs (terminals 23/24). • The "Enable MCB" input (terminal 53) has no function in the LS 4 mode. If this discrete input is set a mains settling time is displayed.

  • Page 43: Examples For Configuration

    Manual 37105C LS 4 - Circuit Breaker Control Examples for Configuration Example A - H-Connection with two gensets per bus bar LS 4.17 LS 4.19 on/off Busbar 1 Busbar 2 ϑ ϑ ϑ ϑ /n/Vbatt/.. /n/Vbatt/.. /n/Vbatt/.. /n/Vbatt/.. Start/stop Start/stop...

  • Page 44: Figure 6-3: Example B - Double-H-Connection With Two Gensets Per Bus Bar

    Manual 37105C LS 4 - Circuit Breaker Control Example B - Double-H-connection with two gensets per bus bar LS 4.17 LS 4.19 LS 4.21 on/off on/off Busbar 1 Busbar 2 Busbar 3 ......ϑ ϑ ϑ ϑ ϑ...

  • Page 45: Figure 6-4: Example C - Emergency Power Application With 1× Generator And 1× Feeder Bus Bar

    Manual 37105C LS 4 - Circuit Breaker Control Example C - Emergency power application with 1× generator and 1× feeder bus bar LS 4.17 LS 4.18 Busbar 1 (Gen. Busbar) ϑ ϑ /n/Vbatt/.. /n/Vbatt/.. Start/stop Start/stop n/f/P n/f/P Figure 6-4: Example C - Emergency power application with 1× generator and 1× feeder bus bar Parameter LS 4.17...

  • Page 46: Figure 6-5: Example D - Emergency Power Application With 1× Generator And 2× Feeder Bus Bars

    Manual 37105C LS 4 - Circuit Breaker Control Example D - Emergency power application with 1× generator and 2× feeder bus bars LS 4.17 LS 4.18 Load Load LS 4.19 LS 4.20 Busbar 1 ϑ ϑ /n/Vbatt/.. /n/Vbatt/.. Start/stop Start/stop...

  • Page 47: Figure 6-6: Example E - Multiple Mains Incomings To One Common Bus Bar (No Emergency Power)

    Manual 37105C LS 4 - Circuit Breaker Control Example E - Multiple mains incomings to one common bus bar (no emergency power) LS 4.17 LS 4.18 LS 4.19 LS 4.20 Busbar 1 ϑ ϑ /n/Vbatt/.. /n/Vbatt/.. Start/stop Start/stop n/f/P n/f/P...

  • Page 48: Figure 6-7: Example F - Multiple Mains/Generator Application

    Manual 37105C LS 4 - Circuit Breaker Control Example F - Multiple mains/generator application Mains Mains on/off LS 4.17 LS 4.19 LS 4.20 LS 4.21 on/off Busbar 1 Busbar 2 ϑ ϑ ϑ ϑ /n/Vbatt/.. /n/Vbatt/.. /n/Vbatt/.. /n/Vbatt/.. Start/stop Start/stop...

  • Page 49: Control Functions

    Manual 37105C LS 4 - Circuit Breaker Control Control Functions ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Synchronizing Functions Function: "Synchronization" The control unit calculates internally the electrical angle of advance to issue the circuit breaker closure command. The corresponding lead-time remains constant due to the inherent delay of the breaker regardless of the frequen- cy differential of the two systems.
  • Page 50 It is possible to set slip in the positive and negative directions. The LS 4 transfers this difference as a set point value to the GCP. The GCP then controls the frequency according to the value set in this screen.

  • Page 51: Phase Angle Deviation (Phase Shift)

    With a phase angle deviation of 0° and the generator not running and the mains energized, close the GCB. This will result in system [A] and system [B] being at the same voltage potential. The phase angle deviation will now be displayed on the LS 4 screen (synchronization angle phi). Enter the displayed value into this parameter. CAUTION The correct setting must be validated in every control unit with a differential voltage measurement (see chapter "Commissioning")!

  • Page 52: Blocking Of Synchronization At Alarms

    Because of the transformer the phase angles at the breaker differ between the measuring voltages of system [A] and system [B]. A phase angle deviation High voltage side exists which can be compensated with the LS 4. Dyn5 Δ...

  • Page 53: Synchronous Networks

    Manual 37105C LS 4 - Circuit Breaker Control Synchronous Networks Parameter 40 Parallel mains blocked / available Parallel mains available ..Closing of the CB onto synchronous networks is enabled. The fol- ---------------- lowing screens of this function are visible.

  • Page 54: Dead Bus Start Functions

    Manual 37105C LS 4 - Circuit Breaker Control Dead Bus Start Functions Function: "Dead bus start" Closing the circuit breaker may be performed even if synchronization voltage is not present. The close CB com- mand is issued while taking into account that input "Enable CB" (terminal 31) is connected and input "Reply: CB is closed"...

  • Page 55: Switching Time Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control Parameter 47 Min. monitoring time of the dead bus start conditions 0 to 20 s Dead bus op. CB Before a dead bus start may be initiated, all conditions for the closing of the circuit Tmin >...

  • Page 56: Monitoring Functions

    Manual 37105C LS 4 - Circuit Breaker Control Monitoring Functions ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ CAUTION The function "Command: open CB" must be assigned to one of the freely configurable relays using the relay manager (see Parameter 98). Monitoring Type Configuration NOTE Parameter 56 does not appear if a "Phase to phase" measurement (Parameter 6) has been configured in the configuration screen "Volt.

  • Page 57: Overvoltage Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control Overvoltage Monitoring Function: "Voltage not within permissible limits" The monitored voltage in at least one phase is not within the configured permissible limits for overvoltage. The alarm message "Overvolt.1" or "Overvolt.2" will be displayed. This message cannot be suppressed with the discrete input "Blocking of protective functions / remote acknowledgement".

  • Page 58: Undervoltage Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control Undervoltage Monitoring Function: "Voltage not within permissible limits" The monitored voltage in at least one phase is not within the configured permissible limits for undervoltage. The alarm message "Und.volt.1" or "Und.volt.2" will be displayed. This message can be suppressed with the discrete input "Blocking of protective functions / remote acknowledgement".

  • Page 59: Voltage Asymmetry Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control Voltage Asymmetry Monitoring The phase-phase voltages are monitored. Function "Voltage asymmetry not within permissible limits" The monitored phase-phase voltage differential in the three phases is not within the configured permissible limits for asymmetry (asymmetric voltage vectors; the threshold corresponding to the differential value). The alarm message "Asymmetry"...

  • Page 60: Overfrequency Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control Overfrequency Monitoring The frequency monitoring is performed on two levels. The frequency measuring is monitored three-phase if all voltages are greater than 15 % of the rated value (100 V or 400 V). This ensures quick and precise measurement of the frequency.

  • Page 61: Underfrequency Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control Underfrequency Monitoring The frequency monitoring is performed on two levels. The frequency measuring is monitored three-phase if all voltages are greater than 15 % of the rated value (100 V or 400 V). This ensures quick and precise measurement of the frequency.

  • Page 62: Phase/Vector Shift Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control Phase/Vector Shift Monitoring A vector/phase shift is defined as the sudden variation of the voltage curve which may be caused by a major ge- nerator load change. The control unit measuring circuit detects the change in the cycle duration. This change in the cycle duration is compared with a mean value calculated from previous measurements.

  • Page 63: Df/Dt (Rocof) Monitoring

    Manual 37105C LS 4 - Circuit Breaker Control df/dt (ROCOF) Monitoring Function: "Rate Of Change Of Frequency (ROCOF) is not within permissible limits" Rate of Change Of Frequency (ROCOF) monitoring measures the stability of the frequency. The frequency of a generator will vary due to changing loads and compensation of the fuel system.

  • Page 64: Relay Configuration

    Manual 37105C LS 4 - Circuit Breaker Control Relay Configuration ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ NOTE Clearing of faults and fault messages from the control unit will depend on the parameters "Exter- nal clearing", "Auto-clearing Relays", and "Auto-clearing Display". These three parameters will influence the other depending on how each is configured. This is explained in the following text.

  • Page 65: Auto Acknowledgement Of Messages

    Manual 37105C LS 4 - Circuit Breaker Control NOTE The subsequent screens are only visible if the parameter "Auto-clearing Relays" and the corres- ponding protective function are enabled and the control unit is equipped with the protective functional- ity. Parameter 94 Reset delay for relays 0.02 to 99.98 s...

  • Page 66: Changing The Relay Assignment

    Manual 37105C LS 4 - Circuit Breaker Control Changing the Relay Assignment Parameter 97 Change relay allocation? YES/NO Change relay- This parameter permits the user to change how the relay outputs are configured. allocation? Refer to the list of parameters.

  • Page 67: Table 6-10: Relay Manager

    1-7 ....Relays 1 through 7 are available for assignment to protective func- tion on all units. Example ..An LS 4 has a protective function that is required to output a signal to relays 2,4, and 7. That protective function relay assignment should be configured as 2470.
  • Page 68 Manual 37105C LS 4 - Circuit Breaker Control Parameter 102 Output of the centralized alarm to the relays 0 to 7 Collect response By setting this relay, a centralized alarm is issued. This parameter permits a horn or to relay 0000 buzzer to be triggered from this relay.

  • Page 69: Interface

    "Interface" is is- sued. OFF ....The interface monitoring is disabled. NOTE The communication between the LS 4 and the GCP is always monitored and an interruption of the communication is triggered to the relay configured here. Parameter 106 Blocking via interface...

  • Page 70: Can Bus Parameter

    Parameter 109 Baudrate CAN bus 125/250/500 kBaud Baudrate Configuration of the Baudrate. If the LS 4 is used with a GCP control unit the Bau- 000 kBaud drate is to be configured to "125 kBaud". Parameter 110 Base ID transmission 0 to 2.015...

  • Page 71: Change Passwords

    Manual 37105C LS 4 - Circuit Breaker Control Change Passwords ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ NOTE Once the code level is set, it will not be changed even after entering the configuration repeatedly an in- correct code number has been entered, the code level is set to CS0, thus locking the device for external persons.

  • Page 72: Chapter 7. Commissioning

    Manual 37105C LS 4 - Circuit Breaker Control Chapter 7. Commissioning DANGER - HIGH VOLTAGE When commissioning the unit, please observe all safety rules applying to the handling of live equip- ment. Ensure that you know how to provide first aid in the event of an uncontrolled release of energy and that you know where the first-aid kit and the nearest telephone are.
  • Page 73 • Disable the signal "Command: close CB" (terminal 31). • By the "Mains parallel" LED " in the GCP you may detect if the circuit breaker reply to the LS 4 is de- tected correctly. If one of the two systems in the LS 4 was configured as mains potential, the "Mains parallel"...

  • Page 74: Appendix A. Dimensions

    Manual 37105C LS 4 - Circuit Breaker Control Appendix A. Dimensions Front view Configuration plug Back plate mounting optionally Bottom view Back view with connecting terminals Configuration plug Configuration plug 2002-11-07 | LS 4 Dimensions ls4ww-4502-ab.skf Figure 7-1: Dimensions Page 74/92...

  • Page 75: Appendix B. Technical Data

    Manual 37105C LS 4 - Circuit Breaker Control Appendix B. Technical Data NOTE Values which does not fit are have to be added to the standard values regarding the UL listing are marked with the amendment "(UL)". Measuring voltage (U...
  • Page 76 Manual 37105C LS 4 - Circuit Breaker Control Interface ----------------------------------------------------------------------------------------------- isolated Insulation voltage .................... min. 500 Vdc Version ........................variable Housing ---------------------------------------------------------------------------------------------------------- Type ................... APRANORM DIN 43 700 Dimensions (W × H × D) ................ 96 × 72 × 130 mm Front cutout (W ×...

  • Page 77: Appendix C. Measured Quantities And Accuracy

    Manual 37105C LS 4 - Circuit Breaker Control Appendix C. Measured Quantities and Accuracy Measuring value Display/range Accuracy Note Frequency 40.0 to 80.0 Hz 0.05 Hz Voltage 0 to 520 V/0 to 65 kV Transformer ratio adjustable Current 0 to 9,999 A...

  • Page 78: Appendix D. Interface

    The CAN ID, on which the LS 4 is sending, is calculated as follows: CAN ID = Base ID Transmit + Unit Number (The unit number is a parameter adjustable on the LS 4, which influences directly the CAN ID on which the unit sends the visualization message).
  • Page 79 Manual 37105C LS 4 - Circuit Breaker Control Content (words) Unit Note Protocol number "1600" UGNEXPO Voltage L , system [A] V × 10 UGNEXPO Voltage L , system [A] V × 10 UGNEXPO Voltage L , system [A] V × 10...
  • Page 80 Manual 37105C LS 4 - Circuit Breaker Control Content (words) Unit Note Internal alarms 3 Bit 15 = 1 \ Internal Bit 14 = 0 / Bit 13 = 1 \ Internal Bit 12 = 0 / Bit 11 = 1 \...
  • Page 81 Manual 37105C LS 4 - Circuit Breaker Control Content (words) Unit Note Internal alarms 7 Bit 15 = 1 \ Internal Bit 14 = 0 / Bit 13 = 1 \ Wrong rotary field Bit 12 = 0 / Bit 11 = 1 \...

  • Page 82: Receiving Telegram

    Manual 37105C LS 4 - Circuit Breaker Control Receiving Telegram ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Content (words) Unit Note Control word "503" Bit 15 = 1 Internal Bit 14 = 1 Internal Bit 13 = 1 Internal Bit 12 = 1 Internal Bit 11 = 1...

  • Page 83: Can Ids On The Bus

    [hex] [decimal] GCP sends Distribution message to other GCPs 180 + GENNO 384 + GENNO Control message to LS 4 (the GCP with the lowest ID) Visualization 320 + GENNO 800 + GENNO GCP receives Distribution message from other GCP...

  • Page 84: Appendix E. List Of Parameters

    Manual 37105C LS 4 - Circuit Breaker Control Appendix E. List of Parameters Version ___________________________________________________________________________ Project ___________________________________________________________________________ Serial Number ________________________ Date ______________________________ Standard Parameter Setting range Customer settings Option setting BASIC DATA Software version 0000 to 9999 Enter code number...
  • Page 85 Manual 37105C LS 4 - Circuit Breaker Control Standard Parameter Setting range Customer settings Option setting SYNCHRONOUS NETWORKS blocked / available blocked Parallel mains 0 to 20 ° 20 ° Parallel mains phi max 0 to 99 s Parallel mains...
  • Page 86 Manual 37105C LS 4 - Circuit Breaker Control Standard Parameter Setting range Customer settings Option setting RELAY OUTPUTS ON/OFF External Clearing ON/OFF Auto-clearing Relays 0.02 to 99.98 s 0.10 s Release delay Overvolt. 0.02 to 99.98 s 0.10 s Release delay Und.volt.

  • Page 87: Appendix F. Service Options

    ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ If a control (or any part of an electronic control) is to be returned to Woodward for repair, please contact Wood- ward in advance to obtain a Return Authorization Number. When shipping the unit(s), attach a tag with the fol- lowing information: •...

  • Page 88: Packing A Control

    Stuttgart [+49 (711) 789 54-0]. They will help expedite the processing of your order through our distributors or local service facility. To expedite the repair process, contact Woodward in advance to obtain a Return Authoriza- tion Number, and arrange for issue of a purchase order for the unit(s) to be repaired. No work can be started until a purchase order is received.

  • Page 89: How To Contact Woodward

    +49 (711) 789 54-100 E-mail: stgt-info@woodward.com For assistance outside Germany, call one of the following international Woodward facilities to obtain the address and phone number of the facility nearest your location where you will be able to get information and service. Facility...

  • Page 90: Engineering Services

    LS 4 - Circuit Breaker Control Engineering Services ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Woodward Industrial Controls Engineering Services offers the following after-sales support for Woodward products. For these services, you can contact us by telephone, by e-mail, or through the Woodward website. • Technical support •...

  • Page 91: Technical Assistance

    Manual 37105C LS 4 - Circuit Breaker Control Technical Assistance ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ If you need to telephone for technical assistance, you will need to provide the following information. Please write it down here before phoning: Contact Your company ___________________________________________________ Your name ______________________________________________________...
  • Page 92 Phone +49 (711) 789 54-0 • Fax +49 (711) 789 54-100 stgt-info@woodward.com Homepage http://www.woodward.com/power Woodward has company-owned plants, subsidiaries, and branches, as well as authorized distributors and other authorized service and sales facilities throughout the world. Complete address/phone/fax/e-mail information for all locations is available on our website (www.woodward.com).

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