ATS Controller
Contents
1. Discrete input DI 1 Common terminals 51 to 62 50 51 52 53 54 55 56 57 58 59 60 6t 62 Power supply 12 24 V Power supply 0 V EIEN Figure 2 3 Wiring self powered DIs Page 8 16 Woodward Manual 37388A DTSC 200 ATS Controller Chapter 3 Application Examples Gen 2 Gen Application Functional Description This application mode enables to perform an ATS application with two gensets If the preferred genset fails the second genset will be started automatically and the load will be transferred to the other genset source ATS1 ATS2 Start engine 1 ATS1 ATS2 Master Controller Slave mode enable Slave Controller Mains 2 Gen Application Gen 2 Gen Application Start engine 2 Figure 3 1 Gen 2 Gen application Parameters Related with the Gen 2 Gen Application Source Priority Source 2 Priority Number of generators must be configured to 2 for the Gen 2 Gen application Device Mode must be configured to Slave LogicsManager for Slave mode enable must be enabled LogicsManager flag Engine start must be configured to a relay to issue a second engine start signal for genset 1 S1 start fail delay time S2 start fail delay time Preferred source delay time S1 outage delay S2 outage delay Engine cooldown time Engine 2 cooldown time Woodward Page 9 16 Manual 37388A DTSC 200 ATS Co2. transfer switch indicating S2 position 3 Limit switch mounted on transfer switch indicating S1 open position 4 Limit switch mounted on transfer switch indicating S2 open position NOTE Important If no voltage is applied to the reply DI this DI is considered as active by the DTSC i e the limit switch position is considered as reached 24 V at terminal 51 Switch is NOT in S1 position OV at terminal 51 Switch is in S1 position 24 V at terminal 52 Switch is NOT in S2 position OV at terminal 52 Switch is in S2 position 24 V at terminal 53 Switch is NOT in S1 open position OV at terminal 52 Switch is in S1 open position 24 V at terminal 54 Switch is NOT in S2 open position OV at terminal 54 Switch is in S2 open position Woodward Page 7 16 Manual 37388A DTSC 200 ATS Controller Wiring Self Powered Dis In order to create self powered discrete inputs it is required to connect battery negative B to ground Moreo ver DI common terminal 50 must be connected to Power supply 12 24 V terminal 1 minimum wire size 0 5 mm 20 AWG Now it is possible to energize the discrete inputs against ground Discrete input Discrete i Discrete i iscrete i iscrete i iscrete i Discrete input Discrete i DI 4 Discrete i DI 3 Discrete input DI 2
3. 37388A W woopwarRD DTSC 200 ATS Controller A mee EEn W woopWwARD u a pTSCc 200 Application Manual Manual 37388A A A Manual 37388A DTSC 200 ATS Controller WARNING Read this entire manual and all other publications pertaining to the work to be performed before instal ling operating or servicing this equipment Practice all plant and safety instructions and precautions Failure to follow instructions can cause personal injury and or property damage The engine turbine or other type of prime mover should be equipped with an overspeed overtempera ture or overpressure where applicable shutdown device s that operates totally independently of the prime mover control device s to protect against runaway or damage to the engine turbine or other type of prime mover with possible personal injury or loss of life should the mechanical hydraulic gov ernor s or electric control s the actuator s fuel control s the driving mechanism s the linkage s or the controlled device s fail Any unauthorized modifications to or use of this equipment outside its specified mechanical electrical or other operating limits may cause personal injury and or property damage including damage to the equipment Any such unauthorized modifications i constitute misuse and or negligence within the meaning of the product warranty thereby excluding warranty coverage for any resulting damage and ii
4. S Controller Chapter 4 Realizing Special Functions Enabling a Delayed Transition via Key Switch Sometimes it may be necessary to install a key switch for selecting the transition mode This may happen if the utility provider prevents a parallel operation i e an operation with a closed transition switch In this case it is possible to install a key switch which is wired to a discrete input in this example DI 6 of the DTSC in the front panel Delayed TQ Closed Discrete Input DI 6 56 Di Gomman 50 Power supply 0 V 2 Power supply 12 24 V 1 e m Figure 4 1 Example transition mode selection switch wiring The LogicsManager function Delayed mode active must be configured to this discrete input to become TRUE as soon as this DI is energized key switch is turned to Delayed Logik Manager gt Delayed mode act gt Delay ON gt Delay OFF 000 00 sec 000 00 sec 09 06 DI 6 R 4 Abbrechen Hilfe Figure 4 2 Example LogicsManager Delayed mode active Woodward Page 11 16 Manual 37388A DTSC 200 ATS Controller External Initiation of an Extended Parallel Time If a closed transition is performed the overlap time of the make before break process in which both sources are parallel is less than 100 ms If this time is to be extended a LogicsManager function is available to keep the transition switch in overlap position This may be achieved by a
5. acy of the overlap time counter is 1 ms Tests with a heavily chatter ing signal with a chatter time of approx 20 ms have shown a deviation of approx 3 ms This means that the actual overlap time may be shorter than the reading This feature is intended to estimate whether a transfer switch is still operated within its specifications If overlap times outside the specifications are detected using the DTSC 200 the overlap time of the transfer switch should be determined using professional calibrated test tools like oscilloscopes for ex ample Woodward Page 15 16 We appreciate your comments about the content of our publications Please send comments to stgt documentation woodward com Please include the manual number from the front cover of this publication Ms woopwarD Woodward GmbH Handwerkstrasse 29 70565 Stuttgart Germany Phone 49 0 711 789 54 0 e Fax 49 0 711 789 54 100 stgt info woodward com Homepage http www woodward com power Woodward has company owned plants subsidiaries and branches as well as authorized distributors and other authorized service and sales facilities throughout the world Complete address phone fax e mail information for all locations is available on our website www woodward com 2008 1 1 Stuttgart
6. ails as well the unit detects an opening failure from the new source and enables the shunt trip enable flag 20 12 This flag remains enabled until the switch is opened and the failure has been acknowledged T Page 14 16 Woodward Manual 37388A DTSC 200 ATS Controller Using the Overlap Time Counter The DTSC 200 provides an overlap time counter which displays the transfer switch overlap time of the last transfer This counter will be refreshed with every transfer across the overlap position The overlap time counter is displayed on the Counter screen which may be viewed by pressing the softkey on the Start screen until the Counter screen is displayed Figure 4 7 Overlap time counter screen It is very important for some applications that a maximum overlap time is not exceeded Aging or wear of the transfer switch as well as heavily chattering feedback contacts of the limit switches may result a deterioration of the transfer characteristics of a switch which again increases the overlap time The overlap time counter provides a convenient way to monitor the time for which the transfer switch has remained in overlap position for the last transfer NOTE Overlap time measurement has an intense dependency on the quality of the feedback signals If the feedback signals are chattering heavily deviations of the time measurement may occur If the feedback signals do not chatter the accur
7. digital signal of an external synchronization de vice for example In this case it is possible to configure the external synchronization device to close a relay which is wired to a dis crete input in this example DI 7 of the DTSC as long as the transfer switch shall remain in parallel position Discrete Input DI 7 DI Common 50 external device Power supply 0 V Power supply 12 24 V 1 Figure 4 3 Example transition mode selection switch wiring The LogicsManager function Extended parallel time must be configured to this discrete input to become TRUE as soon as this DI is energized external synchronization device energizes its relay to keep the transfer switch in parallel position Logics Manager gt Ext para time gt Delay ON gt Delay OFF 000 00 sec 000 00 sec 09 07 DI 7 Cancel Help Figure 4 4 Example LogicsManager Extended parallel time Page 12 16 Woodward Manual 37388A DTSC 200 ATS Controller Opening an External CB with the Shunt Trip Enable Signal If a closed transition transfer switch fails to open from overlap position due to a mechanical or electrical failure it is necessary to provide an external circuit breaker to disconnect the source from the load to prevent a continuous parallel time The DTSC 200 provides a shunt trip enable signal which is enabled if the unit fails to open the transfer switch from both sources In this cas
8. e it is possible to configure a discrete output of the DTSC 200 in this example R 3 to energize when the shunt trip enable signal is enabled using the LogicsManager The discrete output will then open an external circuit breaker to disconnect the source from the load Discrete Output Common Discrete Output R3 Figure 4 5 Example Shunt trip enable signal wiring The LogicsManager function Relay 3 must be configured to the shunt trip enable signal 20 12 in a way that it becomes TRUE as soon as this signal is enabled to open the external circuit breaker Logics Manager gt Relay 3 gt Delay ON gt Delay OFF 000 00 sec 000 00 sec 20 12 Shunt trip enable Cancel Help Figure 4 6 Example LogicsManager Shunt trip enable signal Woodward Page 13 16 Manual 37388A DTSC 200 ATS Controller The following example shows a transfer sequence which fails to open the switch from both sources which again causes the shunt trip enable flag to be enabled Initial situation A transfer from source is initiated and the transfer switch is in overlap position If the maximum parallel time has expired and the LogicsManag er function Extended parallel time is FALSE the unit tries to open the transfer switch from the previous source If this fails the unit detects an opening failure from the previous source Now the unit tries to open the transfer switch from the new source If this f
9. eevenennennenensensanensennnensenennenseneneneennnn 9 Gen 2 Gen APpliCA N rarosa iaga aaa UAE AAEE Ea aae ad EAEE AEAN RRAN 9 FUNCtIONAl DESCriPON ss radain eranan aaae aaa aaae akat eaa EEEE AAEE aA EA ENNEM 9 Description of the Gen 2 Gen Functions Depending on the Source Priority nnee 10 CHAPTER 4 REALIZING SPECIAL FUNCTIONS 0000ccccsesececcesseceesesseeeeeesseeeneeseneneeensnenseeessesees 11 Enabling a Delayed Transition via Key Switch anneer en enenneevennerenanenenneerenserneneennnnenenneevenn 11 External Initiation of an Extended Parallel Time anneer ennenenneevenenreneennnneneneerenernenneenneeeennnn 12 Opening an External CB with the Shunt Trip Enable Signal nennen eennenenneer eenen vennenenerenn 13 Using the Overlap Time Counter nennen erenenenneereneerenerenneeneneerenernnnenenneeneneenenennneneneeeenn 15 Woodward Page 3 16 Manual 37388A DTSC 200 ATS Controller Illustrations And Tables mm ee Illustrations Figure 2 1 Figure 2 2 Figure 2 3 Figure 3 1 Figure 4 1 Figure 4 2 Figure 4 3 Figure 4 4 Figure 4 5 Figure 4 6 Figure 4 7 Tables Limit switch reply wiring closed replies only Limit switch reply wiring all replies s Witine self powered DIE eens riea vcs cog va da cap sce ataa vs E T E E E E vee vacestesbesiccnees Gen 2 Gen applicatiorissunransersrstan tierend terier EEE napa NE EN E SA TaS AREE EE EDA REEN EEEN RE SE Example tra
10. enset 2 starts before the configured S2 start fail delay time expires the Source 2 stable timer will be started and the load will be transferred to genset 2 Special case genset 2 doesn t start If genset 2 does NOT start within the configured S2 start fail delay time a Start fail S2 failure will be issued genset will be started immediately and the load will be transferred to genset 1 Both Sources are NOT Prioritized Priority None If the Slave mode enable LogicsManager becomes True the gensets 1 and 2 will be started simultaneously This will be indicated on the display with the Start engines message The first genset which starts becomes the prioritized source automatically The engine start command for the other generator secondary source will be disabled automatically again Now the secondary source serves as emergency system for the case that the prioritized source fails If genset 2 starts before the configured S2 start fail delay time expires the Source 2 stable timer will be started and the load will be transferred to genset 2 Special case both gensets do not start If genset 1 and genset 2 do NOT start within the configured Preferred Source delay time a Start fail S1 and a Start fail S2 failure will be issued Both engine start signals will be disabled again All failures must be ac knowledged before a new start attempt may be performed Page 10 16 Woodward Manual 37388A DTSC 200 AT
11. invalidate product certifications or listings CAUTION To prevent damage to a control system that uses an alternator or battery charging device make sure the charging device is turned off before disconnecting the battery from the system Electronic controls contain static sensitive parts Observe the following precautions to prevent dam age to these parts e Discharge body static before handling the control with power to the control turned off contact a grounded surface and maintain contact while handling the control e Avoid all plastic vinyl and Styrofoam except antistatic versions around printed circuit boards e Do not touch the components or conductors on a printed circuit board with your hands or with conductive devices OUT OF DATE PUBLICATION This publication may have been revised or updated since this copy was produced To verify that you have the latest revision be sure to check the Woodward website http www woodward com pubs current pdf The revision level is shown at the bottom of the front cover after the publication number The latest version of most publications is available at http www woodward com publications If your publication is not there please contact your customer service representative to get the latest copy Important definitions WARNING Indicates a potentially hazardous situation that if not avoided could result in death or serious injury CAUTION Indicates a potentially hazardo
12. nsition mode selection switch wiring Example LogicsManager Delayed mode active cccessessessesseeeeseceseeeeeseesececeesecseesseceeceaecceeaeeeeeeaeceaeeaeeeeeeaeeess Example transition mode selection switch Wiring nn enveneenernennenvenvenveneenenvenvenvenvenvenenvenvenvenvenvenveneevenven Example LogicsManager Extended parallel time nea v ene veneenvenneeneeenvenvenseenvennsenvenseenereneenvenseendennvense Example Shunt trip enable signal Wiring aster itenernrerseortrnistenkiehendebenvene ietddenrses bekert deneren iseen dekinderen Example LogicsManager Shunt trip enable signal bes Overlap time counter SCTEEN iesise ecse sre aere era ra ie apas EK rere AE OESE Oo AOSS N E OE Se ASENDA En SEKENE Table 1 1 Manual OyeryieW eere A SE EA A EEE SE EEEE IESNAS ES 5 Page 4 16 Woodward Manual 37388A DTSC 200 ATS Controller Chapter 1 General Information Related Documents Type English German DTSC 200 Series DTSC 200 Installation DTSC 200 Configuration DTSC 200 Operation DTSC 200 Application this manual gt DTSC 200 Interfaces Additional Manuals IKD 1 Manual 37135 GR37135 Discrete expansion board with 8 discrete inputs and 8 relay outputs that can be coupled via the CAN bus to the control unit Evalua tion of the discrete inputs as well as control of the relay outputs is done via the control unit LeoPC1 User Manual 37146 GR37146 PC
13. ntroller Chapter 2 Application Wiring Gass SSS Wiring the Limit Switch Reply Inputs Wiring Closed Replies Only NOTE This wiring scheme must be used for Standard transition switches and Delayed or Closed transition switches if Use Limit sw OPEN replies parameter 3434 is configured to NO 24 Vdc Common Reply Switch in S1 position Reply Switch in S2 position Figure 2 1 Limit switch reply wiring closed replies only e Limit switch mounted on transfer switch indicating S1 position e 2 Limit switch mounted on transfer switch indicating S2 position NOTE Important If no voltage is applied to the reply DI this DI is considered as active by the DTSC i e the limit switch position is considered as reached 24 V at terminal 51 Switch is NOT in S1 position OV at terminal 51 Switch is in S1 position 24 V at terminal 52 Switch is NOT in S2 position OV at terminal 52 Switch is in S2 position Page 6 16 Woodward Manual 37388A DTSC 200 ATS Controller Wiring All Replies NOTE This wiring scheme must be used for Delayed or Closed transition switches if the Parameter Use Limit sw OPEN replies is configured to YES 24 Vdc Reply Switch in S2 open position 54 50 51 52 53 54 Figure 2 2 Limit switch reply wiring all replies Limit switch mounted on transfer switch indicating S1 position 2 Limit switch mounted on
14. ntroller Configuration Checklist for Enabling the Gen 2 Gen Mode Configure Number of generators parameter to 2 Configure Device Mode parameter to Slave Determine the source priority using the Source 1 priority and Source 2 priority parameters Assign a discrete input to the Slave mode enable LogicsManager to release an engine start signal A second engine start signal LogicsManager Parameter 20 18 Engine 1 start must be configured to a relay out put The Cooldown timer for both engines must be configured correctly Description of the Gen 2 Gen Functions Depending on the Source Priority Source 1 is Prioritized If the Slave mode enable LogicsManager becomes True it will be tried to start genset since this is priori tized This will be indicated on the display with the Start engine 1 message If genset 1 starts before the configured S1 start fail delay time expires the Source 1 stable timer will be started and the load will be transferred to genset 1 Special case genset 1 doesn t start If genset 1 does NOT start within the configured S1 start fail delay time a Start fail S1 failure will be issued genset 2 will be started immediately and the load will be transferred to genset 2 Source 2 is Prioritized If the Slave mode enable LogicsManager becomes True it will be tried to start genset 2 since this is priori tized This will be indicated on the display with the Start engine 2 message If g
15. program for visualization configuration remote control data logging language upload alarm and user management and man agement of the event recorder This manual describes the set up of the program and interfacing with the control unit LeoPC1 Engineering Manual 37164 GR37164 PC program for visualization configuration remote control data logging language upload alarm and user management and man agement of the event recorder This manual describes the configuration and customization of the program Table 1 1 Manual Overview Intended Use The unit must only be operated for the uses described in this manual The prerequisite for a proper and safe operation of the product is correct transportation storage and installation as well as careful operation and maintenance NOTE This manual has been developed for a unit fitted with all available options Inputs outputs functions configuration screens and other details described which do not exist on your unit may be ignored The present manual has been prepared to enable the installation and commissioning of the unit On account of the large variety of parameter settings it is not possible to cover every possible combina tion The manual is therefore only a guide In case of incorrect entries or a total loss of functions the default settings can be taken from the enclosed list of parameters at the rear of this manual Woodward Page 5 16 Manual 37388A DTSC 200 ATS Co
16. us situation that if not avoided could result in damage to equipment NOTE 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 Woodward All Rights Reserved Page 2 16 Woodward Manual 37388A DTSC 200 ATS Controller Revision History T N Rev Date Editor Changes NEW 07 12 12 TP Release A 08 11 25 TE Self powered DI section added Content SC CHAPTER 1 GENERAL INFORMATION 00ccccesecccecceeseceecesseeeecesseteesesseeeceessneececssseneecsssensenssesssenes 5 Related DocuMentS iis cds Me aa nied ned did eee aide annalen sie 5 CHAPTER 2 APPLICATION WIRING anne nenenneenenennennanenneneanensenennensenenennnnneneneennnn 6 Wiring the Limit Switch Reply Inputs nennen cesses eeeeeecaeeesaaeeseaeeseeeeeeseaeseeaeeseeeeseaeeesaeeseneeees 6 Wiring Closed Replies Only nnen enenenneerenerenenenenneereneeneneeveneenenenvennennenenenneenenn 6 Wiring All REPICS nee ascerweersenn on vernermerrkeaa dn Masden aseansdaedasdedqesedebdlavesieessduszedaaeesdibd neues bek aesklaenedstnnknn 7 Wiring Self P wersd DIS a saerseanseneseaneenenenenean neren etek di A EEEa E aaia 8 CHAPTER 3 APPLICATION EXAMPLES nnee enn
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