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Woodward GCP-30 Series Configuration

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37278B
GCP-30 Series
Genset Control
Configuration
Software version 4.3xxx
Manual 37278B

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Summary of Contents for Woodward GCP-30 Series

  • Page 1 37278B GCP-30 Series Genset Control Configuration Software version 4.3xxx Manual 37278B...
  • Page 2 "i" symbol. Most of the referenced sections are included in the Annex. Woodward Governor Company reserves the right to update any portion of this publication at any time. Information provided by Wood- ward Governor Company is believed to be correct and reliable. However, Woodward Governor Company assumes no responsibility un- less otherwise expressly undertaken.

  • Page 3: Table Of Contents

    Manual 37278B GCP-30 Series - Genset Control Revision History Rev. Date Editor Changes NEW 04-06-02 Release 04-09-23 Parameter list added, extensive linguistic update and various minor corrections, functionality V4.3xxx 05-06-15 Various minor corrections, description GCP-31 RPQ-SC08 (Rental Package) added Contents...
  • Page 4 Manual 37278B GCP-30 Series - Genset Control Measuring .............................. 21 Rated Values Of The Frequency ....................21 PTs (Voltage Transformers, only Packages) ..............22 Rated Voltage Values ........................23 Generator Current ........................26 Mains Current/Mains Power Measurement ................. 27 Password Configuration ......................30 Controller ...............................
  • Page 5 Manual 37278B GCP-30 Series - Genset Control Discrete Inputs ............................. 105 Alarm Inputs ..........................106 Configuring The Text For The Discrete Inputs ................107 Control Inputs ..........................108 Terminal 6 ..........................111 Analog Inputs (Package Option T701) ..................114 Setting The Analog Inputs ......................114 Outputs ..............................
  • Page 6 Manual 37278B GCP-30 Series - Genset Control Illustrations And Tables Illustrations Figure 3-1: Control loop ................................31 Figure 3-2: Step response (Example) ............................32 Figure 3-3: Step responds - governor configuration ......................... 34 Figure 3-4: CAN bus load/var sharing, wiring diagram ......................51 Figure 3-5: CAN bus load/var sharing, diagram ........................

  • Page 7: Chapter 1. General Information

    Manual 37278B GCP-30 Series - Genset Control Chapter 1. General Information Type English German GCP-31/32 series GCP-31/32 - Installation 37239 GR37239 GCP-31/32 - Configuration this manual 37278 GR37278 GCP-31/32 - Function/Operation 37238 GR37238 GCP-31/32 - Application 37240 GR37240 Option SB...

  • Page 8: Functional Overview

    Manual 37278B GCP-30 Series - Genset Control Functional Overview ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Function Package GCP-31 GCP-32 Common Functions Std. 1× readiness for operation relay Std. 4/6× control relay (form A, make contact) Std. 7× freely configurable relay outputs (form A, make contact) Std.

  • Page 9: Chapter 2. Function

    Manual 37278B GCP-30 Series - Genset Control Chapter 2. Function Considerations To Be Taken: ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Different Options According to a control unit's configuration, different parameters may be displayed and not all parameters will be available: • Various inputs and outputs will be present or deleted, corresponding to the control configuration (depending on your order).

  • Page 10: Systems With Asynchronous/Induction Generators (Special Hardware!!)

    Manual 37278B GCP-30 Series - Genset Control Systems With Asynchronous/Induction Generators (Special Hardware!!) In the case of systems with asynchronous/induction generators, the following must be noted: • Systems with asynchronous/induction generators are 1-power-circuit-breaker systems [GCP-31]. • Connect the remnant voltage to terminals 23/24. Terminals 23/24 are voltage sensitive and can detect voltag- es from 0.5-480 volts.
  • Page 11 Manual 37278B GCP-30 Series - Genset Control Terminals 5/7 Automatic 2 (Start/Stop the engine) Selection of the operation mode AUTOMATIC with "real power set point value 2" as well as start- ing/stopping of the engine. Set ....If the control is in AUTOMATIC mode (selected using the mode selection switch on the front panel) the "real power set point value 2"...

  • Page 12: Control Outputs

    Manual 37278B GCP-30 Series - Genset Control Control Outputs Terminals 18/19 Readiness for operation Setting this relay signals the readiness for operation of the control. If this relay is disabled, the proper function of the control can no longer be guaranteed. Appropriate actions must be initiated once this relay has been disabled (e.g.
  • Page 13 Manual 37278B GCP-30 Series - Genset Control Terminals 14/15 Command: close GCB Enabling this relay will close the GCB. If the GCB closing command is configured to continuous cur- rent (Parameter 129), in response to a missing discrete input "Reply: GCB is open" the relay is main- tained in its closed state;...

  • Page 14: Chapter 3. Parameter

    LeoPC1 and the specific configuration files available when commissioning. Because of functional enhancements within the controls of the GCP-30 Series it is necessary (beginning with firmware version 4.3xxx of the GCP) to use a newer version of the configuration software LeoPC1. This version at least must be 3.1 or higher.

  • Page 15: Basic Data

    Manual 37278B GCP-30 Series - Genset Control Basic Data ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Version Number (Software Version) Parameter 1 Software version Software version Display of the software version. Vx.xxxx Configuration Access The control is equipped with a three-level code and configuration hierarchy, which enables it to access various configuration screens for different users.

  • Page 16: Direct Configuration

    Manual 37278B GCP-30 Series - Genset Control Direct Configuration NOTE To carry out direct configuration, you require a direct configuration cable (Part #5417-557), the LeoPC1 1 program (supplied with the cable) and the corresponding configuration files. Please consult the online help installed when the program is installed for a description of the LeoPC1 1 PC program and its setup.

  • Page 17: Generator Number

    Manual 37278B GCP-30 Series - Genset Control Generator Number Parameter 4 Generator number (number of the control on the CAN bus) 1 to 14 Generator number If several controls are available and these are coupled via a CAN bus, a different number must be assigned to each control for differentiation purposes.

  • Page 18: Event Logger (Package Xp, Option Ze)

    Manual 37278B GCP-30 Series - Genset Control Event Logger (Package Option ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ NOTE Displaying and clearing of events depends on access authorization: • Displaying of events ...... Access authorization CS 1 und CS • Clearing of events ......Access authorization CS CS = Code level (see chapter "Configuration"...

  • Page 19: Table 3-1: Event Recorder - Messages, Part 1

    Manual 37278B GCP-30 Series - Genset Control Event type xxxxxxxxxxxxxxxx German English Internal events Überdrehzahl Engine overspeed (Pickup) Over speed Überfrequenz Overfrequency Generator overfrequency Unterfrequenz Underfrequency Generator underfrequency Gen.-Überspg. Generator overvoltage Gen.overvolt. Gen.-Unterspg. Gen.undervolt. Generator undervoltage Gen.-Überstrom 1 Gen.overcurr. 1 Generator overcurrent, level 1 Gen.-Überstrom 2...

  • Page 20: Analog Inputs

    Manual 37278B GCP-30 Series - Genset Control External expansions Discrete input [D1.01] of IKD1.1 Option SC06 + IKD1 Discrete input [D1.02] of IKD1.1 Option SC06 + IKD1 Discrete input [D1.03] of IKD1.1 Option SC06 + IKD1 Discrete input [D1.04] of IKD1.1...

  • Page 21: Measuring

    Manual 37278B GCP-30 Series - Genset Control Measuring ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ WARNING The following values must be entered correctly for the generator to be monitored. Failure to do so may lead to incorrect measuring resulting in damage to or destruction of the generator and/or personal in- jury or death.

  • Page 22: Pts (Voltage Transformers, Only Packages)

    Manual 37278B GCP-30 Series - Genset Control Parameter 14 Rated system frequency 2 50.0 to 60.0 Hz Rated Frequency2 The rated frequency of system 2 is configured here. The parameter becomes active System 2 00.0Hz if the discrete input at terminal 71 is energized (refer to Discrete Input section in...

  • Page 23: Rated Voltage Values

    Manual 37278B GCP-30 Series - Genset Control WARNING If the value of the following parameter is changed, the values of the following parameters have to be checked: • Threshold mains overvoltage (Parameter 212) • Threshold mains undervoltage (Parameter 214) Parameter 20 Secondary mains voltage transformer [1] 50 to 125 V;...
  • Page 24 Manual 37278B GCP-30 Series - Genset Control Instead of these two voltage parameters, The following voltage system parameters are displayed for the Package: The respective system is activated using the discrete input at the terminals 72 and 73. Refer to the Discrete Input section in Installation Manual 37320 for further information about this.
  • Page 25 Manual 37278B GCP-30 Series - Genset Control Parameter 29 Voltage measuring/voltage monitoring Ph-neut./Ph-Ph Volt.meas./mon. Ph-neut/Ph-neut The electrical system(generator, busbar, and mains) consists of ---------------- the three phase conductors and a neutral conductor. Thus the N This parameter lug (terminal 0) must be connected.

  • Page 26: Generator Current

    Manual 37278B GCP-30 Series - Genset Control Generator Current Parameter 30 Generator CT's 10 to 7,000/{X} A Current transf. The input of the CT ratio is necessary in order to display and control the actual val- generator 0000/x ues. The CT ratio must be selected so that, at maximum power, at least 60 % of the CT nominal current flows.

  • Page 27: Mains Current/Mains Power Measurement

    Manual 37278B GCP-30 Series - Genset Control Mains Current/Mains Power Measurement Mains power actual value measurement via analog input (Package Option T701) Measurement of the mains power actual value via an analog input T{x} [x = 1-7] is possible if at least one of the analog inputs T{x} [x = 1-7] is a 0/4-20 input.
  • Page 28 Manual 37278B GCP-30 Series - Genset Control Parameter 35 Analog input P mains: Range 0 to 20 mA / 4 to 20 mA Analog in Pmains The measuring range 0 to 20 mA or 4 to 20 mA is selected with this parameter. If...
  • Page 29 Manual 37278B GCP-30 Series - Genset Control Parameter 39 LS 4 mode ON/OFF LS 4 mode ON ....The GCP is operating in LS 4 mode. The GCP controller expects CAN bus messages from an LS 4 and reacts accordingly. Additional- GPC-31/XP, ly the GCP controller transmits messages to the LS 4.

  • Page 30: Password Configuration

    Manual 37278B GCP-30 Series - Genset Control Password Configuration NOTE Once a password has been set, it will not change unless a person alters that parameter with access to, it regardless of how often the configuration mode is accessed. If an incorrect code number is entered, the code level is set to CS0 and the control is therefore locked for external users.

  • Page 31: Controller

    Manual 37278B GCP-30 Series - Genset Control Controller ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ WARNING Incorrect settings may lead to the errors in measurements and failures within the control unit resulting in destruction of equipment or injury to personnel. Parameter 45 Configuration of the controller...

  • Page 32: Figure 3-2: Step Response (Example)

    Manual 37278B GCP-30 Series - Genset Control If an abrupt disturbance variable is applied to the control loop, the reaction of the controlled system can be rec- orded at the output as a function of time (step response). Tolerance band...
  • Page 33 Manual 37278B GCP-30 Series - Genset Control CAUTION The following must be observed regarding the controller setting: • Ensure that the emergency shutdown system is operational. • While determining the critical frequency, pay attention to the amplitude and frequency. •...

  • Page 34: Figure 3-3: Step Responds - Governor Configuration

    Manual 37278B GCP-30 Series - Genset Control PID-controller PI-controller = 0.6 × K = 0.45 × K Pcrit Pcrit = 0.5 × T = 0.83 × T crit crit = 0.125 × T crit Step response Controller setting Controller setting Controller setting Optimal (xm ≤...

  • Page 35: Real Power Controller, Set Point Values

    Manual 37278B GCP-30 Series - Genset Control Real Power Controller, Set Point Values These screens appear only if the generator real power controller has been configured to "ON" (Parameter 87). NOTE The fixed-value power control does not take into account the mains interchange point. If excess power is generated, it will be exported to the mains.

  • Page 36: Frequency Controller

    Manual 37278B GCP-30 Series - Genset Control Frequency Controller Parameter 48 f controller: initial frequency 0 to 100 % Initial state Analog controller output setting with disabled controller. The set value in percent Frequency 000% refers to the range between minimum and maximum value of the output signal (see...
  • Page 37 Manual 37278B GCP-30 Series - Genset Control NOTE The parameters for the speed/frequency controller influence the generator real power controller. Parameter 54 f controller: type THREESTEP / ANALOG / PWM F/P contr.type THREESTEP The signal to control the speed/frequency/real power is output via ---------------- the relay manager to any configured relay.
  • Page 38 Manual 37278B GCP-30 Series - Genset Control Analog controller output (Package Option Q: setting 'ANALOG/PWM') Parameter 58 f controller: output range see below F/P contr.output If Parameter 54 has been configured to "ANALOG" this parameter must be confi- ---------------- gured to the appropriate type of analog controller. The range of the analog output is...

  • Page 39: Voltage Controller

    Manual 37278B GCP-30 Series - Genset Control Parameter 61 f controller: maximum value 0 to 100% Stepper sign.frq This parameter permits the operator to clamp or limit the upper analog output val- (max.) 000% PackageQ, Option Q only Example: A 1 to 4V analog output is needed for the voltage controller to operate properly.
  • Page 40 Manual 37278B GCP-30 Series - Genset Control Parameter 67 V controller: start voltage 12.0 to 100.0 % Start voltage This value refers to the generator set point voltage (Parameter 22). U control. 000V The voltage controller will be enabled, once the generator voltage has exceeded this value.
  • Page 41 Manual 37278B GCP-30 Series - Genset Control Parameter 73 V controller: gain 0.1 to 99.9 Volt.controller The gain factor K influences the operating time of the relays. By increasing the gain Kp 00.0 gain, the response is increased to permit larger corrections to the variable to be con- trolled.
  • Page 42 Manual 37278B GCP-30 Series - Genset Control Parameter 76 V controller: maximum value 0 to 100% Stepper sign.vol This parameter permits the operator to clamp or limit the upper analog output val- (max.) 000% Package Option Q only Example: A 1 to 4V analog output is needed for the voltage controller to operate properly.

  • Page 43: Power Factor Cos Φ Controller

    Manual 37278B GCP-30 Series - Genset Control Power Factor cos ϕ Controller cos ϕ controller: activation Parameter 80 ON/OFF Pow.fact.contr. ON ....In a mains parallel operation automatic control of the power factor is carried out. If there are excessively low currents (secondary current less than 5 % I ) the power factor cannot be accurately measured.
  • Page 44 Manual 37278B GCP-30 Series - Genset Control Analog controller (Package Option Q: setting 'ANALOG') cos ϕ controller:P-gain Parameter 84 1 to 240 Pow.fact.contr. The proportional coefficient specifies the gain. By increasing the gain, the response gain Kpr is increased to permit larger corrections to the variable to be controlled. The farther...

  • Page 45: Real Power Controller

    Manual 37278B GCP-30 Series - Genset Control Real Power Controller Parameter 87 P controller: activation ON/OFF Power controller ON ....In mains parallel operation the real power is automatically adjusted to the pre-selected set point (Parameter 46 or Parameter 47) when the real power controller is configured ON.
  • Page 46 Manual 37278B GCP-30 Series - Genset Control External setpoint value (Package Option T701) The generator real power set point value may be monitored via an analog input T{x} [x = 1 to 7] if one of the analog inputs T{x} [x = 1 to 7] is utilized as a 0/4 to 20 mA input. The selection of the analog input is done using the following parameters.
  • Page 47 Manual 37278B GCP-30 Series - Genset Control Parameter 92 P set point value: range 0 to 20 / 4 to 20 mA Analog input The analog input of the real power controller can be switched here between 0-00mA 0 to 20 mA and 4 to 20 mA depending on the set point source.
  • Page 48 Manual 37278B GCP-30 Series - Genset Control Three-position controller (standard; Package Option Q: setting 'THREESTEP') Parameter 95 P controller: dead band 0.1 to 25.0 % Power controller In a mains parallel operation, the real power is controlled in such a manner in its dead band 00.0%...
  • Page 49 Manual 37278B GCP-30 Series - Genset Control Analog controller (Package Option Q: setting 'ANALOG') Parameter 98 P controller: P gain 1 to 240 Power controller The proportional coefficient specifies the gain. By increasing the gain, the response gain Kpr is increased to permit larger corrections to the variable to be controlled. The farther...

  • Page 50: Load And/Or Var Sharing

    Manual 37278B GCP-30 Series - Genset Control Load And/Or Var Sharing The control ensures load and/or var sharing adjusted to the rated power of the generators under every operating condition (mains parallel operation, isolated operation in parallel with other gensets, or reverse synchronization of the busbar to the mains).

  • Page 51: Figure 3-4: Can Bus Load/Var Sharing, Wiring Diagram

    Manual 37278B GCP-30 Series - Genset Control Prerequisites: The rated system frequencies, the start/stop parameters, and the breaker logics must all be set to the same values for all controls participating in the distribution control. Description of the interface for distribution control: Distribution control is based on a multi-master-capable bus between the controls.
  • Page 52 Manual 37278B GCP-30 Series - Genset Control Parameter 103 kW/kvar sharing: load sharing ON/OFF Active power ON ....Real power is shared between multiple generators operating in paral- load-share lel. The generator outputs are distributed depending on the confi- gured value. The subsequent screens of this function are displayed.

  • Page 53: Automatic

    Manual 37278B GCP-30 Series - Genset Control Automatic ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 107 Configuration of automatic YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the automatic large number of configuration screens. Selecting "YES" or "NO" has no effect if controlling or monitoring is performed.
  • Page 54 Manual 37278B GCP-30 Series - Genset Control Single generator in mains parallel operation The load-dependent start/stop function is activated when all of the following conditions have been met: • the operation mode AUTOMATIC has been selected • interchange power control (import/export power) has been activated by one of the two discrete inputs ("Au- tomatic 1"...
  • Page 55 Manual 37278B GCP-30 Series - Genset Control Mains parallel operation (mains interchange (import/export) real power control with one generator) General Case 1: Start of the engine If [P > P ] the engine starts. NT.Setpoint NT.actual start Case 2: Stop of the engine If [P <...
  • Page 56 Manual 37278B GCP-30 Series - Genset Control Load sharing with other generators in mains parallel operation The load-dependent start/stop function is activated for every control when the following criteria has been met: • the operation mode AUTOMATIC has been selected •...
  • Page 57 Manual 37278B GCP-30 Series - Genset Control Mains parallel operation(mains interchange (import/export) real power control with several generators) General Case 3: Start of the first engine All GCBs are open. If [P > P ] the first engine is started.
  • Page 58 Manual 37278B GCP-30 Series - Genset Control Case 4: Generator real power of each individual generator, at which the third engine is started: > P - (P / No. GCB) - P GN.actual rated.tot reserve.parallel rated > 400 kW – (40 kW / 2) - 200 kW = 180 kW.
  • Page 59 Manual 37278B GCP-30 Series - Genset Control Isolated operation in parallel with other generators The load-dependent start/stop function is activated for every control when the following criteria has been met: • the operation mode AUTOMATIC has been selected • all parameters, such as start power (Parameter 110), stop power (Parameter 113), start delay (Parameter 111),...

  • Page 60: Stop Of The Engine At Mains Failure [Gcp-31]

    Manual 37278B GCP-30 Series - Genset Control General Case 7: Start of the engine If [P + > P ] the engine is started. GN.actual.tot reserve.isolated rated.tot Case 8: Stop of the engine If [P + < P ] the engine is stopped.

  • Page 61: Interface

    Manual 37278B GCP-30 Series - Genset Control Interface NOTE For remote acknowledgement of alarms, a remote stop while in idle mode must be performed. If the control is in an isolated operation, an acknowledgement combined with a remote start must be per- formed.

  • Page 62: Breaker

    Manual 37278B GCP-30 Series - Genset Control Parameter 124 Interchange mode in manual ON/OFF Interchange Mode OFF ....Interchange mode (enabled by the DI at terminal 126) may also be in Manual performed in AUTOMATIC operating mode. only RPQ Package ON ....
  • Page 63 Manual 37278B GCP-30 Series - Genset Control Synchronization Synchronization of the GCB The GCB will be synchronized with frequency and voltage correction if the following conditions are met simul- taneously. Automatic mode • The operation mode AUTOMATIC is selected • One of the circuit breaker logics (Parameter 126) "PARALLEL" (mains parallel operation), "INTER- CHANGE"...
  • Page 64 Manual 37278B GCP-30 Series - Genset Control Synchronization of the MCB [GCP-32] The MCB will be synchronized with frequency and voltage correction if the following conditions are met simul- taneously: Automatic mode • The operation mode AUTOMATIC has been selected •...

  • Page 65: Table 3-5: Limit Values Generator, Dead Bus Start

    Manual 37278B GCP-30 Series - Genset Control Dead Bus Start Dead bus start of the GCB The GCB will be closed without synchronization if the following conditions are met simultaneously: Automatic mode • The operation mode AUTOMATIC has been selected •...

  • Page 66: Table 3-6: Limit Values Mains, Dead Bus Start

    Manual 37278B GCP-30 Series - Genset Control Dead bus start of the MCB [GCP-32] The MCB will close without synchronization if the following conditions are met simultaneously: Automatic mode • The operation mode AUTOMATIC has been selected • The Parameter 149 "MCB dead bus start" has been configured to "ON"...
  • Page 67 Manual 37278B GCP-30 Series - Genset Control Open Breaker Open GCB The GCB will be opened both when the relay "Command: GCB close" de-energizes (only if "continuous pulse" has been configured; Parameter 130), and relay "Command: GCB open" is energized. The GCB will be opened under the following circumstances: •...

  • Page 68: Breaker Logic

    Manual 37278B GCP-30 Series - Genset Control Breaker Logic NOTE Using the discrete input "Change breaker logic via terminal 64" (Parameter 233), the breaker logic may be switched between two different breaker logics (description on page 108). The desired standard breaker logic is configured via the following parameter (Parameter 126).
  • Page 69 Manual 37278B GCP-30 Series - Genset Control Breaker Logic "PARALLEL" Parallel operation is enabled via configuration of the parameter (Parameter 126) to "PARALLEL". NOTE operation mode Parallel breaker logic must be selected for the following • Isolated operation • Isolated operation in parallel with other generators •...
  • Page 70 Manual 37278B GCP-30 Series - Genset Control Breaker Logic "INTERCHANGE" [GCP-32] Mains interchange (import/export) real power control is enabled via configuration of the parameter (Para- meter 126) to "INTERCHANGE". NOTE For this breaker logic to function correctly, the mains power measurement must be connected proper- ly.
  • Page 71 Manual 37278B GCP-30 Series - Genset Control Breaker Logic "OPEN TRANSIT." [GCP-32] Open transition (break-before-make/change over logic) is enabled via configuration of Parameter 126 to "OPEN TRANSIT.". In the event of an engine add-on request, a change is made from mains to generator supply. The following oc- curs: •...
  • Page 72 Manual 37278B GCP-30 Series - Genset Control Overview GCP-32 STOP TEST MANUAL AUTOMATIC EXTERNAL: Breaker logic "External" The MCB and the GCB are operated in MANUAL operation mode only in this breaker logic mode. In a mains parallel opera- tion, uncoupling from the mains is carried out via the MCB or the GCB in the event of a mains failure. The breakers will not automatically close in emergency power operation.
  • Page 73 Manual 37278B GCP-30 Series - Genset Control STOP TEST MANUAL AUTOMATIC CLOSED TRANSIT.: Breaker logic "Closed transition / make-before-brake / overlap synchronization" The MCB and the GCB are synchronized, in order to avoid a dead busbar in this breaker logic mode. Immediately after the synchronization of one breaker, the other is opened.

  • Page 74: Start/Stop Ramp, Open Gcb With F2 Alarm

    Manual 37278B GCP-30 Series - Genset Control Overview GCP-31 STOP TEST MANUAL AUTOMATIC EXTERNAL: Breaker logic "External" The GCB is never synchronized in this operation mode. Decoupling from the mains when in a mains parallel operation is car- ried out via the GCB in the event of mains faults. The breaker will not automatically close in emergency power operations.

  • Page 75: Gcb Pulse/Continuous Pulse

    Manual 37278B GCP-30 Series - Genset Control GCB Pulse/Continuous Pulse Closing and opening of the GCB and the MCB are described in the following figures (Figure 3-6 and Figure 3-7). Changing of the breaker control logic is configured using Parameter 129 and has the described effect on the signal sequence (the operation of the MCB cannot be carried out by means of the continuous pulse).

  • Page 76: Open/Close Gcb

    Manual 37278B GCP-30 Series - Genset Control • Beaker logic: 'Continuous' 'Command: close GCB' (14/15) Time/s 'Command: close GCB' (14/15) Time/s Figure 3-7: Breaker control logic 'Continuous' 'Continuous' logic (GCB only): 1 Enable; 2 Synchronization; 3 Connect time reached: • close GCB: 4 GCB close continuous pulse enabled; 5 Inherent delay; 6 Reply GCB;...

  • Page 77: Synchronization (With Synchronous Generators Only)

    Manual 37278B GCP-30 Series - Genset Control Synchronization (With Synchronous Generators Only) Parameter 131 Max. perm. differential frequency for synchronization (pos. slip) 0.02 to 0.49 Hz Synchronize The prerequisite for a connect command being issued is that the differential fre- df max 0.00Hz...

  • Page 78: Rpq

    Manual 37278B GCP-30 Series - Genset Control Phase Matching (only Package) Parameter 138 Phase matching ON/OFF Phase matching ON ....Synchronization will be performed with phase matching. OFF ....Synchronization will be performed with slightly positive slip. omly RPQ Package...

  • Page 79: Synchronization Time Monitoring (With Synchronous Generators Only)

    Manual 37278B GCP-30 Series - Genset Control Synchronization Time Monitoring (With Synchronous Generators Only) If the following parameter (Parameter 143) is configured to "ON", synchronization time monitoring is per- formed: If the synchronization of the GCB or [GCP-32] MCB is initiated, the timer is started following the ter- mination of the delayed engine monitoring.

  • Page 80: Dead Bus Start (With Synchronous Generators Only)

    Manual 37278B GCP-30 Series - Genset Control Dead Bus Start (With Synchronous Generators Only) If the busbar is de-energized, a dead bus start of the GCB or the MCB is performed. If closing commands for the MCB and the GCB are issued simultaneously, priority is given to the MCB provided the discrete input "Enable MCB"...

  • Page 81: Connection Functions (With Induction/Asynchronous Generators Only)

    Manual 37278B GCP-30 Series - Genset Control Connection Functions (With Induction/Asynchronous Generators Only) Parameter 150 Connection of the GCB ON/OFF Switching-on GCB ON ....Generator frequency control is performed with the set point of the mains frequency. The GCB is closed after meeting all connection cri- teria listed below.

  • Page 82: Connect Time Monitoring (With Induction/Asynchronous Generators Only)

    Manual 37278B GCP-30 Series - Genset Control Connect Time Monitoring (With Induction/Asynchronous Generators Only) If Parameter 154 is configured to "ON", closing time monitoring is performed: A timer is started when the clos- ing of the GCB is initiated following the termination of the delayed engine monitoring. If the breaker has not closed following the expiration of the configured time, an F1 alarm message is issued.

  • Page 83: Breaker Monitoring

    Manual 37278B GCP-30 Series - Genset Control Breaker Monitoring Upon CLOSING - If "GCB monitoring" (Parameter 157) and/or "MCB monitoring" (Parameter 158) have been configured "ON", GCB and/or MCB monitoring is performed (exception: the breaker logic is configured "EX- TERNAL" (Parameter 126). If the breaker cannot be closed after five attempts, a class F1 alarm is issued. If a re- lay has been assigned relay manager functions 74 or 75, it will be energized.

  • Page 84: Mains Decoupling

    Manual 37278B GCP-30 Series - Genset Control Mains Decoupling NOTE If the mains monitoring (frequency and voltage) is disabled, no mains decoupling is performed. Parameter 159 Decoupling from the mains via ... GCB; GCB->EXT; EXT; EXT->GCB Mains decoupling GCB ..... If a mains failure (Parameter 206 to Parameter 219) occurs the GCB ------ will be opened.
  • Page 85 Manual 37278B GCP-30 Series - Genset Control NOTE If the mains monitoring (frequency and voltage) is disabled, no mains decoupling is performed. Parameter 160 Decoupling from the mains via ... GCB; GCB->MCB; MCB; MCB->GCB Mains decoupling GCB ..... If a mains failure (Parameter 206 to Parameter 219) occurs the GCB ------ will be opened.

  • Page 86: Emergency Power (Amf)

    Manual 37278B GCP-30 Series - Genset Control Emergency Power (AMF) ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 163 Configuration of the emergency power (AMF) YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the emergency large number of configuration screens. Selecting "YES" or "NO" has no effect if controlling or monitoring is performed.

  • Page 87: Emergency Power With Breaker Logic "Parallel

    Manual 37278B GCP-30 Series - Genset Control The following actions occur in an emergency power operation: • If emergency power is triggered, the engine is started unless the sequence is interrupted by an alarm or the change of the operation mode.

  • Page 88: Emergency Power With Breaker Logic "Closed Transit

    Manual 37278B GCP-30 Series - Genset Control Emergency Power With Breaker Logic "CLOSED TRANSIT." Emergency power: Following a mains fault the "emergency power start delay" (Parameter 165) must expire be- fore the engine is started. Once the voltage and frequency limit values are reached, the MCB is opened and the GCB is closed to the dead busbar.

  • Page 89: Emergency Power; Parameters

    Manual 37278B GCP-30 Series - Genset Control Emergency Power; Parameters Parameter 164 Emergency power ON/OFF Emergency power ON ....If the control is in AUTOMATIC or TEST mode and a mains failure occurs, the engine is started and an automatic emergency power op- eration is performed.

  • Page 90: Protection

    Manual 37278B GCP-30 Series - Genset Control Protection ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 166 Configuration of the protection YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the monitoring large number of configuration screens. Selecting "YES" or "NO" affects only the display of the subjacent menus.

  • Page 91: Generator Power Monitoring

    Manual 37278B GCP-30 Series - Genset Control Generator Power Monitoring It is possible to monitor two independently configurable generator power limit values. It is possible to output the tripping to one of these freely configurable relays by means of the relay manager (relay manager function 56 and 80).

  • Page 92: Mains Power Monitoring (Not With Rpq Package)

    Manual 37278B GCP-30 Series - Genset Control Mains Power Monitoring (not with Package) It is possible to monitor two independently configurable generator power limit values. It is possible to output the tripping to one of the freely configurable relays by means of the relay manager (relay manager function 67). This function makes it possible to initiate external load shedding.

  • Page 93: Generator Overload Monitoring

    Manual 37278B GCP-30 Series - Genset Control Generator Overload Monitoring NOTE All percentage values refer to a percentage of the generator rated power (Parameter 32; page 26). Function: "Positive real power not within the permissible range" - The single-phase or three-phase measured ge- nerator real power is above the configured limit value of the real power.

  • Page 94: Generator Reverse/Reduced Power Monitoring

    Manual 37278B GCP-30 Series - Genset Control Generator Reverse/Reduced Power Monitoring NOTE All percentage values refer to a percentage of the generator rated power (Parameter 32; page 26). Function: "Real power not within the permissible range" - The real power measured in a single-phase or in a three-phase system is below the configured limit value for the minimum load or below the configured value for reverse power.

  • Page 95: Unbalanced Load Monitoring

    Manual 37278B GCP-30 Series - Genset Control Unbalanced Load Monitoring NOTE All percentage values refer to a percentage of the generator rated power (Parameter 33; page 26). Function: "Generator load imbalance not within the permissible range" - The percentage threshold value speci- fies the permissible deviation of one phase current to the arithmetic mean value of all three phase currents.

  • Page 96: Time-Overcurrent Monitoring

    Manual 37278B GCP-30 Series - Genset Control Time-Overcurrent Monitoring NOTE All percentage values refer to a percentage of the generator rated power (Parameter 33; page 26). Function: The GCP-30 utilizes a two tier time-overcurrent monitoring with separate adjustable time delays. The threshold values and delays can be selected so that the monitored current level is independent from the tripping time.
  • Page 97 Manual 37278B GCP-30 Series - Genset Control Parameter 192 Independent time overcurrent, threshold value, limit 2 0 to 300 % Gen.overcurrent If this threshold value has been exceeded for at least the delay time (Para- limit 2 000% meter 193), the following alarm class is initiated.

  • Page 98: Generator Frequency Monitoring

    Manual 37278B GCP-30 Series - Genset Control Generator Frequency Monitoring Function: "Generator frequency not within the permissible range" - The generator frequency is outside of the limit values set for overfrequency or underfrequency. The engine is shut down immediately (class F3 alarm), and an alarm message is displayed.

  • Page 99: Generator Voltage Monitoring

    Manual 37278B GCP-30 Series - Genset Control Generator Voltage Monitoring The line-to-line (wye) voltage is monitored. Function: "Generator voltage not within the permissible range" - If one or more phases of the generator voltage exceeds the limit values set for overvoltage or undervoltage, the engine is shut down immediately (class F3 alarm) and an alarm message is displayed.

  • Page 100: Mains Frequency Monitoring

    Manual 37278B GCP-30 Series - Genset Control Mains Frequency Monitoring Monitoring the mains frequency is absolutely vital if a generator is operated in conjunction with the infinite grid. In the event of mains failure (e.g. utility power outage) the generator that is operating in parallel with the utility must be automatically disconnected from the mains.

  • Page 101: Mains Voltage Monitoring

    Manual 37278B GCP-30 Series - Genset Control Mains Voltage Monitoring Monitoring the mains voltage is absolutely vital if a generator is operated in conjunction with the infinite grid. In the event of mains failure (e.g. utility power outage) the generator that is operating in parallel with the utility must be automatically disconnected from the mains.

  • Page 102: Phase/Vector Shift Monitoring Dϕ/Dt

    Manual 37278B GCP-30 Series - Genset Control Phase/Vector Shift Monitoring dϕ/dt A phase/vector shift is a sudden change in the voltage curve that is caused by a large generator load change. The measuring circuit detects a change in a single sine wave. This sine wave is compared with a calculated mean val- ue from previous measurements.

  • Page 103: Mains Settling Time

    Manual 37278B GCP-30 Series - Genset Control NOTE If monitoring is configured to "threephase", only the second of the following two parameters is visi- ble; if monitoring is configured to "one-/threephase", both parameters are visible. Parameter 218 Phase/vector shift monitoring threshold value single-phase 3 to 30 °...

  • Page 104: Battery Voltage Monitoring

    Manual 37278B GCP-30 Series - Genset Control Battery Voltage Monitoring Parameter 221 Battery voltage monitoring: Threshold value 9.5 to 30.0 V Batt.undervolt. If the measured value falls below this threshold value for at least the delay time U < 00.0V (Parameter 222), the following alarm class is issued.

  • Page 105: Discrete Inputs

    Manual 37278B GCP-30 Series - Genset Control Discrete Inputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 224 Configuration of discrete inputs YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the dig.inputs large number of configuration screens. Selecting "YES" or "NO" has no effect if controlling or monitoring is performed.

  • Page 106: Alarm Inputs

    Manual 37278B GCP-30 Series - Genset Control Alarm Inputs Discrete input Name Terminal Function A..Alarm input; A/C..Alarm or control input (dependent on the configuration) NOTE Operating current (NO): The discrete input is enabled by energizing it. This does not provide wire break monitoring! Closed circuit current (NC): The discrete input is enabled by de-energizing it.

  • Page 107: Configuring The Text For The Discrete Inputs

    Manual 37278B GCP-30 Series - Genset Control Parameter 228 Alarm class of the discrete alarm inputs 1 to 4 F0 to F3 Dig.input 1234 Different alarm classes can be assigned to each discrete alarm input. The alarm error class 0000 classes are listed below.

  • Page 108: Control Inputs

    Manual 37278B GCP-30 Series - Genset Control Control Inputs Acknowledge firing speed via terminal 62 Parameter 230 Firing speed reached via terminal 62 ON/OFF Firing speed by OFF ....This terminal is used as an alarm input. Term. 62 ON ....Configuring the starting sequence logic: If Parameter 225 is configured to "E", the discrete input utilizes...
  • Page 109 Manual 37278B GCP-30 Series - Genset Control Change breaker logic via terminal 64 Parameter 232 Breaker logic via terminal 64 ON/OFF Breaker logic OFF ....This terminal is used as an alarm input. by Term64 ON ....This terminal is used as control input.
  • Page 110 Manual 37278B GCP-30 Series - Genset Control Enable 'Emergency OFF' via terminal 68 Parameter 236 Prevent an emergency power operation via terminal 68 ON/OFF Emergency OFF OFF ....This terminal is used as an alarm input. by Ter.68 ON ....This terminal is used as control input.

  • Page 111: Terminal 6

    Manual 37278B GCP-30 Series - Genset Control Terminal 6 ATTENTION The various functions of terminal 6 are enabled at different signal levels! Parameter 239 Function of terminal 6 Function term.6 This parameter is used to assign a function to the terminal 6 discrete input. The fol-...
  • Page 112 Manual 37278B GCP-30 Series - Genset Control Starting Without Closing GCB Parameter 240 Perform engine cool down if starting without CB has been selected ON/OFF Start withno GCB ON ....After removing the start request, an engine cool down is performed cool down for the time configured in Parameter 306.

  • Page 113: Figure 3-11: Sprinkler Operation

    Manual 37278B GCP-30 Series - Genset Control NOTE If "Sprinkler operation" (terminal 6) has been activated, class F2 and F3 alarms are converted to class F1 alarms (exception: terminal 34 or 61 and overspeed). Class F2 and class F3 alarms Class F1 alarm "Sprinkler shutdown F1 active": Parameter 241 permits the user to select whether the Sprinkler alarm classes...

  • Page 114: Analog Inputs (Package Xp, Option T701)

    Manual 37278B GCP-30 Series - Genset Control Analog Inputs (Package Option T701) ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 242 Configuration of analog inputs YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the analg.inp. large number of configuration screens. Selecting "YES" or "NO" has no effect if controlling or monitoring is performed.
  • Page 115 Manual 37278B GCP-30 Series - Genset Control Scaleable analog input 0/4 to 20 mA (analog input [T1]-[T3]) NOTE The scalable analog inputs 0/4 to 20 mA can be configured alternatively for the following functions: • Mains interchange (import/export) real power...
  • Page 116 Manual 37278B GCP-30 Series - Genset Control Parameter 245 0/4 to 20 mA input; measuring range 0 to 20 mA / 4 to 20mA Analog input x The measuring range 0 to 20 mA or 4 to 20 mA is selected via this parameter. If 4...
  • Page 117 Manual 37278B GCP-30 Series - Genset Control Pt100 Input (Analog Input [T4] to [T5], only Packages) Pt100 inputs may be measured here. The analog input is displayed with its description. Two threshold limits can be monitored. The first level initiates a class F1 alarm, the second level initiates a class F3 alarm.
  • Page 118 Manual 37278B GCP-30 Series - Genset Control 0 to 400 Ohms Input (Analog Input [T5], only Package) Parameter 258 0 to 400 Ohms input; description User defined text Name and unit This parameter is used to configure a custom name for the input. Digits for the ---------------- measured values may be reserved with a maximum of four zeros.
  • Page 119 Manual 37278B GCP-30 Series - Genset Control VDO Input 'Pressure' (Analog Input [T6]) NOTE The default threshold values are configured in "bar". If the unit "psi" is configured (Parameter 171) the display of the measured values as well as the transmission via the interface appears in "psi".

  • Page 120: Figure 3-12: Vdo Transmitter 323.805/001/001 (Slope)

    Manual 37278B GCP-30 Series - Genset Control Parameter 270 VDO input, pressure; delay time for limit values of class F1 and F3 alarm 0 to 650 s Delay In order to initiate an alarm, the measured value must be over or under (dependent...
  • Page 121 Manual 37278B GCP-30 Series - Genset Control Parameter 274 VDO input, temperature; limit value for class F1 alarm 40 to 120 °C Limit warning If the measured value exceeds or falls below this configured threshold value (de- value 000°C pendent upon Parameter 277) for at least the delay time (Parameter 276), the fol- lowing alarm class is issued.
  • Page 122 Manual 37278B GCP-30 Series - Genset Control Engine Delayed Monitoring Of The Analog Inputs Parameter 279 Analog inputs; engine delayed monitoring Ana.in 12345678 The analog inputs may be disabled until the engine has reached rated speed ("firing SV.del. NNNNNJNN speed reached"). This parameter specifies which analog inputs are to be constantly enabled and temporarily disabled by configuring a "Y"...

  • Page 123: Outputs

    Manual 37278B GCP-30 Series - Genset Control Outputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 281 Configuration of the outputs YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the outputs large number of configuration screens. Selecting "YES" or "NO" has no effect if controlling or monitoring is performed.

  • Page 124: Relay Manager

    Manual 37278B GCP-30 Series - Genset Control Relay Manager The relay manager enables the assignment of an arbitrary combination of functions to each relay. In order to achieve this, each function of the control has its own number. A text, which describes a logical condition that energizes the relay, must now be entered in the configuration menu for each relay.

  • Page 125: Engine

    Manual 37278B GCP-30 Series - Genset Control Engine ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 287 Configuration of the engine YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the engine large number of configuration screens. Selecting "YES" or "NO" has no effect if controlling or monitoring is performed.

  • Page 126: Start/Stop Sequence 'Gas Engine

    Manual 37278B GCP-30 Series - Genset Control Start/Stop Sequence 'Gas Engine' NOTE The configured number of start attempts (Parameter 294) will be performed. Time jump without Pickup active: < 15 Hz 1500 1/min min. speed starter is not reached Start frequency f-contr.

  • Page 127: Figure 3-14: Wiring Diagram For Opening Gas Valves With The Gcp-30 From V4.1001

    Manual 37278B GCP-30 Series - Genset Control Starting Sequence If the control is equipped with a three-position frequency controller, a continuous signal (time adjustable via Parameter 298) is output prior to starting the engine at the "Frequency lower" relay output. The starter is then enabled.
  • Page 128 Manual 37278B GCP-30 Series - Genset Control Parameter Parameter 291 Gas engine; minimum start speed 0 to 999 rpm Min.speed for The minimum starter speed can only be detected using an enabled magnetic ignit. 000 rpm pick-up (Parameter 280). This screen is only visible if the parameter "Pickup"...

  • Page 129: Start/Stop Sequence 'Diesel Engine

    Manual 37278B GCP-30 Series - Genset Control Start/Stop Sequence 'Diesel Engine' NOTE The configured number of start attempts (Parameter 300) will be performed. 1500 1/min Start frequency f-contr. + time Speed governor Approach idle gas position Engine monitoring activated Start request...
  • Page 130 Manual 37278B GCP-30 Series - Genset Control Starting Sequence If the control is equipped with a three-position frequency controller, a continuous signal (time adjustable via Parameter 304) is output prior to starting the engine at the "Frequency lower" relay output. Following the expira- tion of this time, the "Pre-glow"...

  • Page 131: Cool Down

    Manual 37278B GCP-30 Series - Genset Control Parameter 304 Diesel engine; approach low-idle position (time) 0 to 999 s time f lower The duration that the "lower engine speed" signal (see Parameter 303) is output. bef.start 000s with three- step controllers only Parameter 305 Diesel engine;...

  • Page 132: Delayed Engine Monitoring And Firing Speed

    Manual 37278B GCP-30 Series - Genset Control Delayed Engine Monitoring And Firing Speed Figure 3-16: Delayed engine monitoring Page 132/174 © Woodward...

  • Page 133: Pick-Up

    Manual 37278B GCP-30 Series - Genset Control Parameter 307 Engine; delayed engine monitoring 1 to 99 s Delayed engine Delay between reaching the firing speed and monitoring of selected alarms (e.g. oil monitoring pressure, generator underfrequency, etc.). Parameter 308 Engine; firing speed reached...

  • Page 134: Counter / Real Time Clock

    Manual 37278B GCP-30 Series - Genset Control Counter / Real Time Clock ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Parameter 312 Configuration of the counters YES/NO Configure Parameters are grouped together in blocks to permit quicker navigation through the counters large number of configuration screens. Selecting "YES" or "NO" has no effect if controlling or monitoring is performed.

  • Page 135: Rental Duty Time Counter (Only Rpq Package)

    Manual 37278B GCP-30 Series - Genset Control NOTE If a value is to be input in this parameter other than the factory default, the controller must be in code level CS2. For safety reasons, the counter is set in a 2-step sequence.

  • Page 136: Kwh Counter

    Manual 37278B GCP-30 Series - Genset Control kWh Counter Parameter 316 Counter; kWh counter set in ... kWh/MWh kWh counter The power produced may be measured in kWh or MWh. The user defined which set in scale is desired for the controller with this parameter.

  • Page 137: Real Time Clock (Package Xp, Option Ze)

    Manual 37278B GCP-30 Series - Genset Control Real Time Clock (Package Option NOTE If several GCP-30 control units are on one common CAN bus all clocks are synchronized daily at 12:00 o'clock (noon) to the time of the control with the lowest control/generator number. This makes it essen- tial that each control unit has a different control number.

  • Page 138: Timer Switch (Package Rpq, Option Z01)

    Manual 37278B GCP-30 Series - Genset Control Timer Switch (Package RPQ, Option Z01) The relay with Parameter 147 may be enabled time-dependent. There are two parameters to configure an enable and a disable time for this relay. Another parameter is available to configure the weekdays at which these times are enabled.

  • Page 139: Chapter 4. Commissioning

    Manual 37278B GCP-30 Series - Genset Control Chapter 4. Commissioning DANGER - HIGH VOLTAGE When commissioning the control, please observe all safety rules that apply to the handling of live equipment. 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 140 Manual 37278B GCP-30 Series - Genset Control "AUTO" operation mode (press the "AUTO" push-button): Applying the automatic control inputs and the engine start request can now carry out automatic starting with subsequent synchronization. Check synchronization: Check the generator and the generator busbar rotating fields. Check the connect command with a zero voltmeter (determination of the phase angle) at the generator power circuit breaker (GCB).

  • Page 141: Appendix A. Analog Output Manager (Package Xp, Option A2)

    Manual 37278B GCP-30 Series - Genset Control Appendix A. Analog output manager (Package Option NOTE The functions listed below can only be output correctly if the existing version of the control permits this. Func- Output Value Input of the two limit values tion The analog output is disabled.
  • Page 142 Manual 37278B GCP-30 Series - Genset Control Func- Output Value Input of the two limit values tion Speed via Pickup [min Lower speed e.g. 0000 rpm 100% Upper speed e.g. 3000 rpm Analog input [T1] [°C] or (Package Option T701) [°F] or...

  • Page 143: Figure 4-1: Analog Outputs - Cosϕ Scaling

    Manual 37278B GCP-30 Series - Genset Control The designation 0 % stands for either 4 mA or 0 mA; the designation 100 % stands for 20 mA. The values may also be assigned with prefixes (see relay manager function 1).

  • Page 144: Appendix B. Relay Manager

    Manual 37278B GCP-30 Series - Genset Control Appendix B. Relay Manager Output Explanation Alarm class 1 Alarm class 2 Alarm class 3 Firing speed reached (engine runs) Mains failure; undelayed The function reacts according to the status of the breakers. The condi- tions described in chapter "Emer-...
  • Page 145 Manual 37278B GCP-30 Series - Genset Control Output Explanation Discrete input [D16] Auxiliary services i.e. prelube/cooling pumps --Internal-- Centralized alarm (class F1, F2, or F3 alarm; enabled until acknowledge- ment) TEST or AUTOMATIC operation mode selected Generator power watchdog, level 1...
  • Page 146 Manual 37278B GCP-30 Series - Genset Control Output Explanation Left mains rotating field Engine enable Set engine enable As long as there is a start request for the engine and during cool down (as long as the operation of the engine is enabled, i.e.
  • Page 147 Manual 37278B GCP-30 Series - Genset Control Output Explanation Three-position controller: n+ / f+ / P+ Three-position controller: n- / f- / P- (use an external RC protection cir- Three-position controller: V+ / Q+ cuit) Three-position controller: V- / Q-...

  • Page 148: Appendix C. Interface Protocol

    Manual 37278B GCP-30 Series - Genset Control Appendix C. Interface Protocol Transmission Telegram ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Contents (words) Unit Note UGNEXPO Generator voltage delta V V × 10 Generator frequency f Hz × 100 PGNEXPO Actual generator real power P W × 10...
  • Page 149 Manual 37278B GCP-30 Series - Genset Control Contents (words) Unit Note Actual mains interchange (import/export) PNTEXPO W × 10 real power Control register 1 Bit 15 = 1 \ Starting enabled (in isolated operation or Bit 14 = 1 /...
  • Page 150 Manual 37278B GCP-30 Series - Genset Control Contents (words) Unit Note 20 Configuration [T1]-[T4] Display in ... °C °F bar/10 psi/10 no unit Analog input [T4] Bit 15 = Bit 14 = Bit 13 = Bit 12 = Analog input [T3]...
  • Page 151 Manual 37278B GCP-30 Series - Genset Control Contents (words) Unit Note 33 Configuration [T5]-[T8] Display in ... °C °F bar/10 psi/10 no unit 10/3 Analog input [T8] Bit 15 = Bit 14 = Bit 13 = Bit 12 = Analog input [T7]...
  • Page 152 Manual 37278B GCP-30 Series - Genset Control Contents (words) Unit Note 49 Operation mode Bit 15 = 1 LOAD TEST operation mode 16/1 Bit 14 = 1 STOP operation mode Bit 13 = 1 TEST operation mode Bit 12 = 1...
  • Page 153 Manual 37278B GCP-30 Series - Genset Control Contents (words) Unit Note 55 Internal alarm 3 Bit 15 = 1 \ F3: Time-overcurrent, level 2 or 18/1 Bit 14 = 1 / inverse time-overcurrent, IEC255 Bit 13 = 1 \ F3: Generator overspeed (Pickup)
  • Page 154 Manual 37278B GCP-30 Series - Genset Control Contents (words) Unit Note 58 External alarm 1 Bit 15 = 1 \ 19/1 Discrete input [D01] Bit 14 = 1 / Bit 13 = 1 \ Discrete input [D02] Bit 12 = 1 /...
  • Page 155 Manual 37278B GCP-30 Series - Genset Control Contents (words) Unit Note 68 Alarm messages IKD2 (SC06) Bit 15 = 1 Failure DI8 of the IKD2 22/2 Bit 14 = 1 Failure DI7 of the IKD2 Bit 13 = 1 Failure DI6 of the IKD2...
  • Page 156 Manual 37278B GCP-30 Series - Genset Control Meaning of the number 69 of the telegram " Currently active display message": Number Meaning GCB synchronization MCB synchronization GCB dead bus start MCB dead bus start Crank Start pause Cool down 000s (000s: the remaining time is displayed)

  • Page 157: Receiving Telegram

    ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ The CAN protocol for remote control of the GCP is available upon request. Woodward however recommends the use of a GW 4. The following three data words can be received by the GCP. Refer to the GW 4 manual on how to control several GCP control units.

  • Page 158: Framework Conditions To The Can Bus

    Manual 37278B GCP-30 Series - Genset Control Framework Conditions To The CAN Bus ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Transmission Telegram The data of the following table can be handled by a Gateway GW 4 or a PLC and can be transferred to other busses. A GCP is sending the data via circular CAN messages.

  • Page 159: Coding Of The Power Set Point Value

    Manual 37278B GCP-30 Series - Genset Control Coding Of The Power Set Point Value The following power values may be pre-specified: constant/baseload power (C power), outgoing/export power (E power) and incoming/import power (I power). The real power set point value is transmitted in binary form using bits 0-13.

  • Page 160: Appendix D. List Of Parameters

    Manual 37278B GCP-30 Series - Genset Control Appendix D. List of Parameters Unit number P/N _____________________________ Rev _______________________________ Version GCP-30 _______________________________________________________________ Project ______________________________________________________________________ Serial number S/N _______________ Date ______________________________ Parameter Setting range Default value Customer setting Software version V x.xxxx Enter code 0 to 9.999...
  • Page 161 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting GENERATOR AND MAINS ENVIRONMENT CONFIGURATION Volt.meas./mon. Ph-neut/Ph-Ph [4/3] Ph-neut/Ph-Ph Ph-Ph/Ph-Ph [3/3] Ph-neut/Ph-neut [4/4] Current transf. generator 10 to 7,000/{X} A 500/{X} A Power measuring gen. singlephase [1]...
  • Page 162 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting CONTROLLER CONFIGURATION Pow.fact.contr. ON/OFF Pow.fact.contr. setpoint i0.70 to 1.00 to k0.70 1.00 Pow.fact.contr. dead band 0.5 to 25.0 % 0.5 % Pow.fact.contr. gain Kp 0.1 to 99.9 20.0...
  • Page 163 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting BREAKER CONFIGURATION Configure breaker YES/NO Breaker logic: EXTERNAL [EXT] PARALLEL PARALLEL [PAR] OPEN TRANSIT [OPEN] OPEN OPEN CLOSED TRANSIT [CLOSE] CLOSE CLOSE INTERCHANGE [CHANG] CHANG CHANG Add-on/off ramp max.time...
  • Page 164 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting MONITORING CONFIGURATION Configure monitoring YES/NO Gen.power monit. ON/OFF Gen.power monit. resp.val1 0 to 9,999 kW 100 kW Gen.power monit. hyst.lv1 0 to 999 kW 10 kW Gen.power monit.
  • Page 165 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting DISCRETE INPUTS CONFIGURATION Configure dig.inputs YES/NO Dig.input 1234 function DDDD Dig.input 1234 delay 0 to 9 0000 Delayed by 1234 eng.speed NNNN Dig.input 1234 error class...
  • Page 166 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting ANALOG INPUTS CONFIGURATION Configure analg.inp. YES/NO Analog input 1 scalable ON/OFF Name and unit Analog 1 Analog input 1 0 to 20 mA 4 to 20 mA...
  • Page 167 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting ANALOG INPUTS CONFIGURATION Analog input 6 ON/OFF Name and unit Analog 6 Analog input 6 0 to 5 bar 0 to 5 bar 0-5 bar 0-5 bar...
  • Page 168 Manual 37278B GCP-30 Series - Genset Control Parameter Setting range Default value Customer setting ENGINE CONFIGURATION Configure engine YES/NO Aux.services prerun 0 to 999 s Aux.services postrun 0 to 999 s Start-stop-logic DIESEL DIESEL DIESEL DIESEL EXTERNAL [EXT] Min.speed for ignit.

  • Page 169: Appendix E. 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 170: Packing A Control

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

  • Page 171: How To Contact Woodward

    +49 (0) 711 789 54-100 eMail: sales-stuttgart@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 172: Engineering Services

    GCP-30 Series - Genset 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 173: Technical Assistance

    Manual 37278B GCP-30 Series - Genset 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 174 Phone +49 (0) 711 789 54-0 • Fax +49 (0) 711 789 54-100 sales-stuttgart@woodward.com Homepage http://www.woodward.com/smart-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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