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Woodward SPM-D21 Manual

Synchronizing unit
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37249A
SPM-D21
Synchronizing Unit
Manual
from Version 6.2430
Manual 37249A

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Summary of Contents for Woodward SPM-D21

  • Page 1 37249A SPM-D21 Synchronizing Unit Manual from Version 6.2430 Manual 37249A...
  • 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 37249A SPM-D21 - Synchronizing Unit Revision History Rev. Date Editor Changes NEW 04-05-27 Tr Release 06-03-28 TP Changed screens for voltage monitoring from V6.2430; Package harmonization Contents 1. G ..................7 HAPTER ENERAL NFORMATION 2. E .............8 HAPTER LECTROSTATIC ISCHARGE WARENESS 3.
  • Page 4 Partial Load Lead ........................62 Shut Down ..........................62 Setpoint Specification Via Analog Input 0/4 to 20 mA..............63 Three-Position Controller (SPM-D21/PSV And SPM-D21/PSVX: Setting 'THREESTEP')..64 Analog Controller Outputs ......................64 Synchronization ............................ 65 Configure Synchronization ......................65 Synchronization Time Monitoring....................67 Dead Bus Start .............................
  • Page 5 Manual 37249A SPM-D21 - Synchronizing Unit A. D ......................79 PPENDIX IMENSIONS B. T ....................80 PPENDIX ECHNICAL C. P ....................82 PPENDIX ARAMETER D. P ................85 PPENDIX OWER ACTOR EFINITION E. S ....................87 PPENDIX ERVICE PTIONS Product Service Options ........................87 Returning Equipment For Repair ......................87 Packing A Control ........................88...
  • Page 6 Figure 3-13: Controller - SPM-D21/PSV - three position controller ..............19 Figure 3-14: Controller - SPM-D21/PSVX - three position controller ..............20 Figure 3-15: Controller - SPM-D21/PSVX - analog controller output - speed/frequency ........21 Figure 3-16: Controller - SPM-D21/PSVX - analog controller output - voltage ..........21 Figure 4-1: Control loop ............................37...

  • Page 7: Chapter 1. General Information

    Manual 37249A SPM-D21 - Synchronizing Unit Chapter 1. General Information The SPM-D21 is a synchronizing unit. Through appropriate using of the discrete inputs the following functions can be realized: • Synchronization (GCB and MCB) • Synch-check (GCB and MCB) •...

  • Page 8: Chapter 2. Electrostatic Discharge Awareness

    WARNING 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 37249A SPM-D21 - Synchronizing Unit Chapter 3. Installation CAUTION A circuit breaker must be provided 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 Diagrams

    Enable real power setpoint value 2 Enable isolated operation / black start GCB Mains voltage 0 Vdc 24 Vdc Reference point Subject to technical modifications. 2006-01-26 | SPM-D21 Wiring Diagram spmd21ww-0406-ap.skf Figure 3-1: Wiring diagram SPM-D21/PSV Page 10/92 © Woodward...

  • Page 11: Spm-D21/Psvx

    Enable real power setpoint value 2 Enable isolated operation / black start GCB Mains voltage 0 Vdc 24 Vdc Reference point Subject to technical modifications. 2006-01-26 | SPM-D21 Wiring Diagram spmd21ww-0406-ap.skf Figure 3-2: Wiring diagram SPM-D21/PSVX © Woodward Page 11/92...

  • Page 12: Reference Point

    Manual 37249A SPM-D21 - Synchronizing Unit Reference Point ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Reference point Figure 3-3: Reference point Terminal Description Reference point: Neutral point of the three-phase system or neutral terminal of the voltage transformer (Measuring reference point); Sold. lug with three-conductor systems, do not connect Power Supply ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡...

  • Page 13: Measuring Inputs

    Manual 37249A SPM-D21 - Synchronizing Unit Measuring Inputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ NOTE The three-phase system must have a clockwise field (right-handed rotary field). If the unit is used with a counter-clockwise field (left-handed rotary field), the power factor measurement will not be correct.

  • Page 14: Busbar

    Manual 37249A SPM-D21 - Synchronizing Unit Busbar Busbar voltage Figure 3-6: Measuring inputs - Busbar voltage Note: Connection corresponding to the mains configuration (see wiring diagram). Terminal Measurement Description Connection to the measuring circuit voltage corresponding to variant direct Busbar voltage L1 2.5 mm²...

  • Page 15: Current

    Manual 37249A SPM-D21 - Synchronizing Unit Current WARNING Before disconnecting the secondary terminals of the transformer or the connection of the transformer at the unit make sure that the transformer is short circuited. NOTE Current transducers are generally to be earthed on one side secondarily.

  • Page 16: Discrete Inputs

    Manual 37249A SPM-D21 - Synchronizing Unit 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 destroy the hardware! • Maximum input range: 18 to 250 Vac/dc.

  • Page 17: Analog Input

    Manual 37249A SPM-D21 - Synchronizing Unit Analog Input ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ WARNING The analog inputs of the SPM-D are not isolated. When using an isolation monitor, we recommend to use two-pole, isolated transmitters. The analog inputs for active transmitters (0 to 20 mA, 0 to 10V) should only be operated with two-pole, isolated transmitters.

  • Page 18: Other Actions

    Manual 37249A SPM-D21 - Synchronizing Unit Other Actions max. 250 V AC Relay output external device Figure 3-12: Relay outputs - control outputs II (messages) Monitoring relay Break-contact Root Switched Description Note: The relays release in case of error. Mains over/under voltage 2.5 mm²...

  • Page 19: Controller Outputs

    Manual 37249A SPM-D21 - Synchronizing Unit Controller Outputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ SPM-D21/PSV is equipped with two three-position controllers for voltage and frequency (made of a form C and form A relay). With the version SPM-D21/PSVX different controller output signals can be selected by con- figuration, which are connected in different ways.

  • Page 20: Spm-D21/Psvx

    Manual 37249A SPM-D21 - Synchronizing Unit SPM-D21/PSVX SPM-D21/PSVX has controller outputs for the following signals which can be changed by configuration as well as over an external bridge. Versions NOTE Only one controller output may be configured as three-step controller.

  • Page 21: Figure 3-15: Controller - Spm-D21/Psvx - Analog Controller Output - Speed/Frequency

    Manual 37249A SPM-D21 - Synchronizing Unit Setting: 'ANALOG' And 'PWM' (Analog Controller) - Frequency Controller Speed / power controller Speed / power controller Speed / power controller Figure 3-15: Controller - SPM-D21/PSVX - analog controller output - speed/frequency Type Terminal Description 2,5 mm²...

  • Page 22: Chapter 4. Functional Description

    Manual 37249A SPM-D21 - Synchronizing Unit Chapter 4. Functional Description Functionality ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Function Table For Terminal 6 = "Enable Control" The unit can be used like a SPM-A with this setting. The status of the discrete inputs "Reply: GCB is open" and "Enable GCB" is displayed using the LEDs "Gen CB - ON"...

  • Page 23: Table 4-1: Operating Conditions - Terminal 6 = "Enable Control

    Manual 37249A SPM-D21 - Synchronizing Unit Both CBs are open (LED "Gen CB On" is off, LED "Bus CB On" is off) Input signal Operating condi- tions Off or OFF (GCB) Autom. idle running Idle running or CHECK (GCB) Synchronizing GCB Off or Autom.

  • Page 24: Table 4-2: Operating Conditions - Terminal 6 = "Enable Control

    Manual 37249A SPM-D21 - Synchronizing Unit GCB is open, MCB is closed (LED "Gen CB On" is off, LED "Bus CB On" is on) Input signal Operating conditions Idle running or Synchronizing GCB Off or (OFF) Autom. idle running Idle running or...

  • Page 25: Table 4-4: Operating Conditions - Terminal 6 = "Enable Control

    Manual 37249A SPM-D21 - Synchronizing Unit Both CBs are closed (LED "Gen CB On" is on, LED "Bus CB On" is on) Input signal Operating conditions power / power factor control or shutdown power / power factor control 0: "OFF" / 1: "ON" / x: Signal of no significance (0 or 1) Table 4-4: Operating conditions - Terminal 6 = "Enable control"...

  • Page 26: Functional Table For Terminal 6 = "Release Power Control Setpoint 2

    Manual 37249A SPM-D21 - Synchronizing Unit Functional Table For Terminal 6 = "Release Power Control Setpoint 2" The unit can be used as a ASG 421+ with this setting. The status of the discrete inputs "Reply: GCB open" and "Enable GCB" is displayed using the LEDs "Gen CB - ON"...

  • Page 27: Table 4-6: Operating Conditions - Terminal 6 = "Enable Control

    Manual 37249A SPM-D21 - Synchronizing Unit GCB is open, MCB is closed (LED "Gen CB On" is off, LED "Bus CB On" is on) Input signal Operating conditions Idle running Idle running or Synchronizing GCB Slip or phase matching 0: "OFF" / 1: "ON" / x: Signal of no significance (0 or 1) Table 4-6: Operating conditions - Terminal 6 = "Enable control"...

  • Page 28: Additional Conditions

    Manual 37249A SPM-D21 - Synchronizing Unit Additional Conditions The function of the unit is also dependent, apart from the discrete input signals, on the state of the available measured voltages. The particular function must also be enabled in configuration mode:...

  • Page 29: Control Inputs

    Manual 37249A SPM-D21 - Synchronizing Unit Control Inputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ • Terminal 6 = "Enable control" Release GCB Terminal 3 If this discrete input is set, the operation of the GCB is released. For tests during commissioning, zero volt can be applied to this input. Thus, a switching of the GCB can be prevented, even if the control functions are enabled.
  • Page 30 Manual 37249A SPM-D21 - Synchronizing Unit Enable control or Terminal 6 = "Enable control" switching power If "terminal 6 = Enable control" is set, the frequency and voltage controllers setpoint value are enabled, when setting this input. For tests during commissioning, zero...

  • Page 31: Operating Conditions

    Manual 37249A SPM-D21 - Synchronizing Unit Operating Conditions ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Idle Control The generator voltage and generator frequency are adjusted to the configured setpoint values. The generator cir- cuit breaker is open. Synchronizing GCB Synchronization With Slip The generator voltage will be corrected to the amplitude and frequency of the busbar voltage. In consideration of the inherent delay the connect command for the GCB will be issued.

  • Page 32: Synchronizing Mcb

    Manual 37249A SPM-D21 - Synchronizing Unit Synchronizing MCB Synchronization With Slip The busbar voltage will be corrected to the amplitude and frequency of the mains voltage. In consideration of the inherent delay the connect command for the MCB will be issued. The synchronization is done under the follow- ing conditions (see also tables in chapter "Function"...

  • Page 33: Synch-Check Gcb

    Manual 37249A SPM-D21 - Synchronizing Unit Synch-Check GCB In this condition, the unit can be used as a synchronization control. No control is carried out. The relay "GCB close" remains picked up, as long as the following conditions are met: •...

  • Page 34: Closing The Gcb Without Synchronization (Dead Bus Start Gcb)

    Manual 37249A SPM-D21 - Synchronizing Unit Closing The GCB Without Synchronization (Dead Bus start GCB) Output of a connect command for the GCB without synchronization if the following conditions are met: • The unit is in the automatic mode (LED "Automatic" lights up), •...

  • Page 35: Operation In Parallel With The Mains

    Manual 37249A SPM-D21 - Synchronizing Unit Operation In Parallel With The Mains In operation in parallel with the mains both circuit breakers are closed and the real power and the power factor cos phi are controlled to the configured setpoint values, preconditioned that the controllers are activated in the configuration.

  • Page 36: Control Outputs

    Manual 37249A SPM-D21 - Synchronizing Unit Control Outputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Synchronization pulse: By setting this relay the GCB will be closed. The relay drops out after the Command: Close GCB pulse is output. Exception: Operation mode Synch-check. Terminals 14/15 Synchronization pulse: By setting this relay the MCB will be closed.

  • Page 37: Analog Controller Outputs

    Manual 37249A SPM-D21 - Synchronizing Unit Analog Controller Outputs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ The analog PID controller forms a closed-loop control loop together with the controlled system (usually a first- order lag element). The parameters of the PID controller (proportional-action coefficient K , derivative-action...
  • Page 38 Manual 37249A SPM-D21 - Synchronizing Unit Overshoot x : Highest transient setpoint value deviation during the transition from one steady-state condition to a new steady-state condition following modification of the disturbance variable or reference input variable (x m Op- ≤ 10 %).

  • Page 39: Figure 4-3: Step Response - Controller Set-Up

    Manual 37249A SPM-D21 - Synchronizing Unit Controller operated as a P-only controller = ∞ [screen setting: T (where T =0], T = 0). Increase gain K (P gain) until the control loop oscillates continuously at K Pcrit CAUTION If the unit starts to oscillate uncontrollably, carry out an emergency shutdown and alter the screen set- ting accordingly.

  • Page 40: Chapter 5. Display And Operating Elements

    Manual 37249A SPM-D21 - Synchronizing Unit Chapter 5. Display And Operating Elements The cover foil of the front plate is made of coated plastics. All keys have been designed as touch-sensitive mem- brane switch elements. The display is a LC-display, consisting of 2 × 16 characters, which are indirectly illumi- nated in red.

  • Page 41: Brief Explanation Of The Leds And Push-Buttons

    Manual 37249A SPM-D21 - Synchronizing Unit Brief Explanation Of The LEDs And Push-Buttons ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ LEDs No Description Function Bus CB Free Enable MCB Gen CB Free Enable GCB Automatic Automatic mode CB close Close command to the CB issued Synchroscope...

  • Page 42: Leds

    Manual 37249A SPM-D21 - Synchronizing Unit LEDs ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Bus CB Free Enable mains circuit breaker Color: green The LED "Bus CB Free" indicates that the MCB breaker has been enabled for operation. The status of the LED corresponds to the status of the discrete input "Enable MCB".
  • Page 43 Manual 37249A SPM-D21 - Synchronizing Unit Governor output decrease frequency Color: yellow Three position controller The LED "f-" indicates if the unit outputs a pulse to decrease the frequency. The status of the LED corresponds to the status of the relay "speed lower".

  • Page 44: Push-Buttons

    Manual 37249A SPM-D21 - Synchronizing Unit Push-Buttons ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ In order to facilitate the setting of the parameters the buttons are equipped with a "AUTOROLL-function". It al- lows to switch to the next setting and configuration screens, the digits, or the cursor position. The "AUTOROLL"...

  • Page 45: Lc Display

    Manual 37249A SPM-D21 - Synchronizing Unit LC Display ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ LC-Display LC-Display Performance quantities can be retrieved from the two-lines display, provided that the unit is in automatic mode. With the push button "Display" you can switch between the different operating modes and alarm messages. In con- figuration mode, the individual parameters are displayed.

  • Page 46: Display Monitoring In Automatic Mode: Alarm Indication

    Manual 37249A SPM-D21 - Synchronizing Unit Display Monitoring In Automatic Mode: Alarm Indication Alarm indication, bottom line ---------------- xxxxxxxxxxxxxxxx The indications are displayed according to the following list: Type of alarm Displayed text Mains overvolt. Mains overvoltage Mains undervoltage Mains undervolt.

  • Page 47: Chapter 6. Configuration

    Manual 37249A SPM-D21 - Synchronizing Unit Chapter 6. Configuration WARNING Please observe that the configuration may not be performed while the system is in operation. NOTE Please note the parameter list at the end of this manual. While in configuration mode, (simultaneous depression of "Digit↑" and "Cursor→"), the function "Select"...

  • Page 48: Password Protection

    Manual 37249A SPM-D21 - Synchronizing Unit Password Protection The unit is equipped with a three-level code and configuration hierarchy, which enables it to visualize various configuration screens for different users. A distinction is made between: • Code level 0 (CL0) - User: Third party This code level enables no access whatsoever to the parameters.

  • Page 49: Direct Configuration

    Manual 37249A SPM-D21 - Synchronizing Unit Direct Configuration NOTE To configure via the configuration interface (direct configuration) you need the configuration cable (or- dering code "DPC"), the program LeoPC1 (is delivered with the cable) and the corresponding configu- ration files. Please consult the online help installed when the program is installed for a description of the LeoPC1 PC program and its setup.

  • Page 50: Configure Basic Settings

    Manual 37249A SPM-D21 - Synchronizing Unit Configure Basic Settings ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Configuration of basic settings YES / NO Parameter 1 Configure For a better overview the multitude of parameters is classified in several groups. measuring With the setting in the mask it is selected if the parameter group of the basic setting is monitored on the display.
  • Page 51 Manual 37249A SPM-D21 - Synchronizing Unit Primary mains voltage (measuring transducer) 0.1 to 65.0 kV Parameter 9 Mains voltage The primary mains voltage is set her in kV. The entry is used to output the primary primary 00.000kV voltages on the display. In the case of measured voltages of 400 V without a meas- urement transducer 0.40 kV must be set here.

  • Page 52: Configure Controller

    Manual 37249A SPM-D21 - Synchronizing Unit Configure Controller ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Configuration of the controller settings YES / NO Parameter 14 Configure For a better overview the multitude of parameters is classified in several groups. Controller With the setting in the mask it is selected if the parameter group of the basic setting is monitored on the display.

  • Page 53: Frequency Controller

    Furthermore only the masks for setting the three-position controller are existing. With the extended ver- sion SPM-D21/PSVX, several controller output signals can be selected via the following screen. In case of the extended version, depending on the selected type of controller, the appropriate screens appear subsequently.
  • Page 54 PSVX Package: tion. only with 'THREESTEP' setting Analog Controller Outputs (Only SPM-D21/PSVX: Settings 'ANALOG' And 'PWM') Controller output signal see table Parameter 24 f control output...
  • Page 55 Manual 37249A SPM-D21 - Synchronizing Unit Level PWM signal 3.0 to 10.0 V Parameter 25 f control output These configuration screen only appears, if the frequency controller is configured Level PWM 00.0V as PWM type! The voltage level of the PWM signal is adjusted here.
  • Page 56 Manual 37249A SPM-D21 - Synchronizing Unit Frequency controller ON/OFF Parameter 28 Freq. controller ON ....The generator frequency is controlled. The generator frequency is controlled in various manners depending on the task (idle / isolated PSVX Package operation / synchronization). The subsequent screens of this function with 'ANALOG' or 'PWM' setting are displayed.

  • Page 57: Voltage Controller

    Furthermore only screens for the setting of the three-position controller are existing. With the extended version SPM-D21/PSVX, several controller output signals can be selected via the following screen. In case of the extended version, depending on the selected type of controller, the appropriate screens appear subsequently.
  • Page 58 Manual 37249A SPM-D21 - Synchronizing Unit Voltage controller insensitivity [1] 0,1 to 15,0 V, [4] 0,5 to 60,0 V Parameter 40 Volt. controller Idle/Isolated operation: The voltage is controlled in such a manner that, in its ad- Dead band 00.0V...
  • Page 59 Manual 37249A SPM-D21 - Synchronizing Unit Initial voltage controller state 0 to 100% Parameter 44 V control output Controller output setting with controller switched off. The setting value in percent Init.state 000% relates to the range between the minimal value and the maximal value of the output...

  • Page 60: Power Factor Control

    Manual 37249A SPM-D21 - Synchronizing Unit Power Factor Control NOTE Refer to the appendix Power Factor Definition on page 85 for this. Power ϕ factor controller ON / OFF Parameter 53 Pow.fact.control ON ....A load-independent, automatic control of the power ϕ factor will be carried out in the operation in parallel to the mains.
  • Page 61 Manual 37249A SPM-D21 - Synchronizing Unit Setting 'Analog' (Only SPM-D21PSV/PSVX: ANALOG) These configuration screens only appear, if the frequency controller is configured as ANALOG! P gain of power ϕ factor controller Parameter 58 1 to 240 Pow.fact.control The gain is indicated by the proportional coefficient.

  • Page 62: Real Power Controller

    Manual 37249A SPM-D21 - Synchronizing Unit Real Power Controller Active load controller ON / OFF Parameter 61 Power controller ON ....During the operation in parallel with the mains the real power is con- trolled to the pre-selected setpoint value. The subsequent screen masks of this option will be displayed.

  • Page 63: Setpoint Specification Via Analog Input 0/4 To 20 Ma

    Manual 37249A SPM-D21 - Synchronizing Unit Setpoint Specification Via Analog Input 0/4 to 20 mA Real-power controller external setpoint specification ON / OFF Parameter 69 Power setpoint ON....The real load setpoint can be preset via an external signal 0/4 to external 20 mA.

  • Page 64: Three-Position Controller (Spm-D21/Psv And Spm-D21/Psvx: Setting 'Threestep')

    Manual 37249A SPM-D21 - Synchronizing Unit Three-Position Controller (SPM-D21/PSV And SPM-D21/PSVX: Setting 'THREESTEP') For the SPM-D21/PSVX is valid: These configuration screens only appear, if the frequency controller is config- ured as THREESTEP! Insensitivity of active load controller 0.1 to 25.0 %...

  • Page 65: Synchronization

    Manual 37249A SPM-D21 - Synchronizing Unit Synchronization ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Configure Synchronization CAUTION Please consider that the unit does not have an internal rotating field monitoring. The unit assumes always a clockwise phase rotation direction of all voltage systems, which are meas- ured.
  • Page 66 Manual 37249A SPM-D21 - Synchronizing Unit Min. pulse duration of connect relay 0.04 to 0.50 s Parameter 85 Synchronization The duration of the connect impulse can be adjusted to the subordinate switching Brk.hold T>0.00s unit. Phase-angle-zero-control ON / OFF Parameter 86 Phase matching ON ....The synchronization is carried out with phase-angle-zero-control and...

  • Page 67: Synchronization Time Monitoring

    Manual 37249A SPM-D21 - Synchronizing Unit Phase-angle-zero-control gain 1 to 36 Parameter 91 Phase matching This configuration screen only appears, if the phase-angle-zero-control is switched Gain Zero phase control = ON When phase-angle-zero-control is enabled, this gain determines, how much the out- put signal is changed depending on phase difference.

  • Page 68: Dead Bus Start

    Manual 37249A SPM-D21 - Synchronizing Unit Dead Bus Start ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ If the busbar is in its voltage-free state, the direct connection (dead bus start) of the GCB or the MCB may be carried out. Dead bus start of GCB ON/OFF Parameter 95 Gen.

  • Page 69: Monitoring Configuration

    Manual 37249A SPM-D21 - Synchronizing Unit Monitoring Configuration ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Configuration of protection YES / NO Parameter 99 Configure For a better overview the multitude of parameters is classified in several groups. monitoring With this setting in the mask; it is selected whether the parameter group of watch- dogs is monitored on the display.

  • Page 70: Generator Overload Monitoring

    Manual 37249A SPM-D21 - Synchronizing Unit Generator Overload Monitoring The generator real power is monitored for exceeding the set pickup value. The watchdog is assigned to the relay on the terminals 37/38. In regular status the relay is picked up, that means the contact is closed.

  • Page 71: Generator Frequency Monitoring

    Manual 37249A SPM-D21 - Synchronizing Unit Generator Frequency Monitoring The generator frequency is monitored with regard to exceeding or falling below the set threshold value. The watchdog is assigned to the relay on the terminals 43/44. In regular status the relay is picked up, that means the contact is closed.

  • Page 72: Generator Voltage Monitoring

    Manual 37249A SPM-D21 - Synchronizing Unit Generator Voltage Monitoring The external conductor voltages U of the generator are monitored for exceeding or falling below the set threshold value. The watchdog is assigned to the relay on the terminals 41/42. In regular status the relay is picked up, that means the contact is closed.

  • Page 73: Mains Frequency Monitoring

    Manual 37249A SPM-D21 - Synchronizing Unit Mains Frequency Monitoring The monitoring of mains frequency is absolutely necessary if a generator is operated within a public network. In case of a mains failure (e.g. short interruption of power supply) the generator working mains parallel must be automatically disconnected from the mains.

  • Page 74: Mains Voltage Monitoring

    Manual 37249A SPM-D21 - Synchronizing Unit Mains Voltage Monitoring Monitoring the mains voltage is absolutely necessary if a generator is operated within a public network. In case of a mains failure (e.g. short interruption of power supply) the generator working mains parallel must be auto- matically disconnected from the mains.

  • Page 75: Phase Shift Monitoring

    Manual 37249A SPM-D21 - Synchronizing Unit Phase Shift Monitoring A phase shift is a sudden change in the voltage curve, which may be caused by a major load change. In this case, the unit detects a change in the cycle duration once. This change in the cycle duration is compared with a calcu- lated mean value from previous measurements.

  • Page 76: Auto Acknowledge Messages

    Manual 37249A SPM-D21 - Synchronizing Unit Auto Acknowledge Messages Messages auto acknowledgment ON/OFF Parameter 133 Auto-acknowledge ON ....After the error conditions are no longer detected and the revert delay Messages "Messages" are expired, the corresponding message is automatically deleted. OFF ....After the error conditions are no longer detected, the messages re- main in the display.

  • Page 77: Chapter 7. Commissioning

    Manual 37249A SPM-D21 - Synchronizing Unit Chapter 7. Commissioning DANGER - HIGH VOLTAGE When commissioning the unit, please observe the five safety rules that apply to the handling of live equipment. Make sure that you know how to provide first aid in current-related accidents and that you know where the first aid kit and the nearest telephone are.
  • Page 78 Manual 37249A SPM-D21 - Synchronizing Unit Check the status of all control and auxiliary inputs and the appropriate LEDs on the front foil of the unit. Check the status of all control and auxiliary outputs as well as the setting of the controller outputs.

  • Page 79: Appendix A. Dimensions

    Manual 37249A SPM-D21 - Synchronizing Unit Appendix A. Dimensions Configuration port Configuration port Front view Back plate mount option (please order bracktes P/N 8923-1023) Bottom view 108.8 Back view with connecting terminals SPM-D The presence of the terminal strips depends on the Package configuration 2006-01-26 | SPM-D Dimensions spmdww-0406-ab.skf...

  • Page 80: Appendix B. Technical Data

    Manual 37249A SPM-D21 - Synchronizing Unit Appendix B. Technical Data Measuring voltage --------------------------------------------------------------------------------------------- Measuring voltage Rated value (V ) /Δ........[1] 66/115 Vac rated [4] 230/400 Vac Maximum value V (UL/cUL)....[1] max. 150 Vac Ph-Ph [4] max. 300 Vac Rated voltage V ..........
  • Page 81 Manual 37249A SPM-D21 - Synchronizing Unit Housing ---------------------------------------------------------------------------------------------- Type................APRANORM DIN 43 700 Dimensions (W × H × D) ............. 144 × 72 × 122 mm Front cutout (W×H)...........138 [+1.0] × 67 [+0.7] mm Wiring............Screw-type terminals depending on plug connector 1.5 mm² or 2.5 mm²...

  • Page 82: Appendix C. Parameter List

    Manual 37249A SPM-D21 - Synchronizing Unit Appendix C. Parameter List Product number P/N _____________________________ Rev _____________________ Version SPM-D21 ___________________________________________________ Project ____________________________________________________________ Serial number S/N _______________ Date ____________________ Parameter Standard Option Adjustment range Customer settings 100/400V; 1/5 A setting CONFIGURE GENERAL PARAMETERS...
  • Page 83 Manual 37249A SPM-D21 - Synchronizing Unit Parameter Standard Option Adjustment range Customer settings 100/400V; 1/5 A setting Volt. controller ON/OFF Volt. controllerIsol. oper. ON/OFF Volt. controller Ramp 1 to 99 V/s 25 V/s Volt. controller Dead band [1] 0.1 to 15 V [1] 1.0 V...
  • Page 84 Manual 37249A SPM-D21 - Synchronizing Unit Parameter Standard Option Adjustment range Customer settings 100/400V; 1/5 A setting CONFIGURE DEAD BUS START Gen.circ.break Dead bus op ON/OFF Dead bus op. GCB df max 0.05 to 5.00 Hz 0.25 Hz Dead bus op. GCB...

  • Page 85: Appendix D. Power Factor Definition

    Manual 37249A SPM-D21 - Synchronizing Unit Appendix D. Power Factor Definition The phasor diagram is used from the generator's view. This defines the following definitions. Power Factor is defined as a ratio of the real power to apparent power. In a purely resistive circuit, the voltage and current waveforms are instep resulting in a ratio or power factor of 1.00 (often referred to as unity).
  • Page 86 Manual 37249A SPM-D21 - Synchronizing Unit Phasor diagram: inductive capacitive Page 86/92 © Woodward...

  • Page 87: 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 88: Packing A Control

    Stuttgart [+49 (0) 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 (0) 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

    SPM-D21 - Synchronizing Unit Engineering Services ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ Woodward Industrial Controls Engineering Services offers the following after-sales support for Woodward prod- ucts. For these services, you can contact us by telephone, by e-mail, or through the Woodward website. • Technical support •...

  • Page 91: Technical Assistance

    Manual 37249A SPM-D21 - Synchronizing Unit 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 ________________________________________________ Phone number ______________________________________________...
  • Page 92 Phone +49 (0)711 / 789 54-0 • Fax +49 (0)711 / 789 54-100 sales-stuttgart@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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