Typical Automatic Transfer Switch diagrams

1 Typical Automatic Transfer Switch diagramsTechnical informaTion2 Technical informationStandard ATS DiagramsPurpose of the document The purpose of this document is to propose a technical solution based on SOCOMEC motorised changeovers and switches to answer the greatest number of standard ATS diagrams made with others diagrams 2- Transfer BETWEEN 2 SOURCES - 1 Bus bar- Transfer BETWEEN 2 SOURCES - 2 Bus bars- Transfer BETWEEN 2 SOURCES - 3 Bus bars - Transfer BETWEEN 2 SOURCES - 4 Bus bars- Transfer BETWEEN 3 SOURCES - 1 Bus bar- Transfer BETWEEN 3 SOURCES - 2 Bus barsATyS & ATyS M Benefits 13- Changeover Systems : SOCOMEC technologies Benefits - Changeover Systems.

2 Applications SOCOMEC Products Range 16 ATS By-Pass Systems, SOCOMEC solution 17- Generalities- Functions & Compositions Changeover Systems: Applications 19 Choosing the right changeover Switch Socomec changeover switches aim at ensuring ever more efficient ways to guarantee the continuity of distribution and, therefore, the rate of availability of your changeover switches can be used not just for Normal/Backup operation, but also for managing the switching of loads or the connection of equipment to addition to the rating and the related electrical breaking specifications.

3 The selection criteria are:. type of control . installation constraints inside the TransformerCLNCLGQ1Q2 ATS GensetCLNCLGQ1Q2 ATS Critical LoadCLNCLGQ1Q2 ATS Non Critical LoadCLNCLGQ1Q2 ATS Standard diagram: Breaker, Contactor or Motorised Switch Socomec diagram: Motorised Switch CLNCLGQ1Q2 ATS Automatic Transfer Switch Protection aren t shown on the following schemesSummary3 Technical informationStandard DiagramsTransfer between 2 sources - 1 Bus barCOMUT 041 ALoadGS1GS2P1P2 Standard solutionCOMUT 042 ALoadGS1GS2Q1Q2 ATSSOCOMEC solutionOperating tableS1S2 STDSOCOMECLoad00 XXOff01P2Q2On10P1Q1On11**On* Depending on networks priorityOperation Only one emergency handle Secured padlocking systemImplementation Only one product (built-in solution) Compacity Plug and play Mechanical and electrical interlocking are in buildAdvantage of Socomec solutionS1 (kVA) = S2 (kVA)Mains/Mains Mains/Gen.

4 ATyS M6s or M6e, ATyS t, g or p ATyS M3s, ATyS or ATyS d, ATyS S + C20 or C30 ATYSM 007 A - ATYS-t 001 AATYSM 013 B - ATYS 836 A ATYS 448 BGen/Gen ATyS M3s, ATyS or ATyS d, ATyS S + C40 ATYSM 013 B - ATYS 836 A ATYS 599 CSocomec products4 Technical informationStandard DiagramsTransfer between 2 sources - 2 Bus barsFirst type of architecture : S1 (kVA) > SG (kVA)COMUT 044 AT1 NCLQ1 CLQ2 ATSGCOMUT 043 AT1 GNCLP1P3 CLP2 Standard solutionSOCOMEC solutionOperating tableT1 GSTDSOCOMECNCLCL00 XXOffOff01P2Q2 OffOn10P1 + P3Q1 OnOn1) Sources are usually 1 transformer and 1 genset : loads are split between critical and non criticalCOMUT 045 AT1T2 CLP1 NCLP2P3 GStandard solutionCOMUT 046 AT1T2 NCLQ1 CLQ2 ATSGSOCOMEC solutionSecond type of architecture : S1 (kVA) > S2 (kVA)Standard Diagrams5 Technical informationMotorised Switch as option on Non Critical Loads SIRCO MOT ATSocomec productsMains/Mains Mains/Gen.

5 ATyS M6s or M6e, ATyS t, g or p ATyS M3s, ATyS or ATyS d, ATyS S + C20 or C30 ATYSM 007 A - ATYS-t 001 AATYSM 013 B - ATYS 836 A ATYS 448 BSIRCO 310 BCOMUT 048 AT1T2 LoadsLoadsQ4Q2 ATSQ1Q3 ATSCOMUT 047 AT1 LoadsP1P3 LoadsP2T2 Standard solutionSOCOMEC solutionOperating tableT1T2 STDSOCOMECL00 XXOff01P2 + P3Q2 + Q3On10P1 + P3Q1 + Q4On11P1 + P2Q1 + Q2 OnTransfer between 2 sources - 2 Bus bars (continued)2) Sources are 2 transformers : loads aren t differentiatedOperation Only one emergency handle (2 in the last case) Secured padlocking system In the first case (between transformer and genset), a motorised Switch can be added on the Non Critical Loads for optional disconnectionImplementation Fewer products Compacity (built in solution) Plug and play Mechanical and electrical interlocking are in of Socomec solutionS1 (kVA) = S2 (kVA)6 Technical informationStandard DiagramsTransfer between 2 sources - 3 Bus barsCOMUT 050 AT1T2Q2Q4 ATSQ1Q3 ATSCLCLNCLQ5 COMUT 049 AT1 CLCLP1P3 NCLP2T2P4 Standard solutionSOCOMEC solution1) Sources are 2 transformers 2)

6 Sources are 1 transformer and 1 gensetCOMUT 052 AT1Q1Q3Q2 ATSNCLCLCLGCOMUT 051 AT1 CLCLP1P3P4 NCLP2 GSOCOMECS tandardOperating tableT1T2 STDSOCOMECCLNCL00 XXOffOff01P2 + P3Q3 + Q4 OnOff10P1 + P3Q1 + Q2 OnOff11P1 + P2 + P4Q1 + Q4 + Q5 OnOnOperating tableT1T2 STDSOCOMECCLNCL00 XXOffOff01P2 + P3Q2 OnOff10P1 + P3 + P4Q1 + Q3 OnOnS1 (kVA) = S2 (kVA)S1 (kVA) > S2 (kVA)Standard Diagrams7 Technical informationTransfer between 2 sources - 3 Bus bars (continued)Socomec productsMains/Mains Mains/Gen : ATyS M6s or M6e, ATyS t, p, g ATyS M3s, ATyS or ATyS d, ATyS S + C20 or C30 ATYSM 007 A - ATYS-t 001 AATYSM 013 B - ATYS 836 A ATYS 448 BMotorised Switch as option on Non Critical Loads SIRCO MOT ATOperation Only 2 or 3 emergency handles instead of 4 Redundancy of P3 Secured padlocking system In the second case (between transformer and genset), a motorized Switch can be added on the Critical Loads for optional disconnectionImplementation Fewer products Compacity (built in solution)

7 Plug and play Mechanical and electrical interlocking are in buildAdvantage of Socomec solutionSIRCO 310 B8 Technical informationStandard DiagramsTransfer between 2 sources - 4 Bus bars1) Sources are 2 transformers COMUT 054 AT1T2Q4Q2 ATSQ1Q3 ATSNCLNCLCLCLQ6Q5 COMUT 053 AT1 CLCLP1P3P2P4P5 NCLNCLT2 Standard solutionSOCOMEC solutionOperating tableT1T2 STDSOCOMECCLNCL00 XXOffOff01P2 + P3Q2 + Q3 OnOff10P1 + P3Q1 + Q4 OnOff11P1 + P2 + P4 + P5Q1 + Q2 + Q5 + Q6 OnOnSocomec productsMains/Mains Mains/Gen : ATyS M6s or M6e, ATyS t, g or p ATyS M3s, ATyS or ATyS d, ATyS S + C20 or C30 ATYSM 007 A - ATYS-t 001 AATYSM 013 B - ATYS 836 A ATYS 448 BOperation Only 4 emergency handles instead of 5 Redundancy of P3 Secured padlocking systemImplementation Fewer products Compacity (built in solution) Plug and play Mechanical and electrical interlocking are in buildAdvantage of Socomec solutionMotorised Switch as option on Non Critical Loads SIRCO MOT ATS1 (kVA) = S2 (kVA)

8 SIRCO 310 BStandard Diagrams9 Technical informationTransfer between 3 sources - 1 Bus barCOMUT 056 ALoadT1T2GQ3Q4 ATSQ1Q2 ATSCOMUT 055 AT1P1P2P3 LoadT2 GStandard solutionSOCOMEC solutionOperating tableStandardT1T2 GSTDSOCOMECLoad000 XXOff100P1Q1 + Q3On010P2Q2 + Q3On001P3Q4 OnImplementation Compacity (built in solution) Plug and play Mechanical and electrical interlocking are in buildOperation Only 2 emergency handles instead of 3 Secured padlocking systemAdvantage of Socomec solutionGen/Gen ATyS M3s, ATyS or ATyS d, ATyS S + C40 Socomec productsMains/Mains Mains/Gen : ATyS M6s or M6e, ATyS t, g or p ATyS M3s, ATyS or ATys d, ATys S + C20 or C30 ATYSM 007 A - ATYS-t 001 AATYSM 013 B - ATYS 836 A ATYS 448 BATYSM 013 B - ATYS 836 A ATYS 448 BS1 (kVA) = S2 (kVA) = SG (kVA)10 Technical informationStandard DiagramsCOMUT 062 ACLNCLT1T2GQ3Q4 ATSQ1Q2 ATSCOMUT 061 AT1 NCLCLP1P2P4P3T2 GStandard solutionSOCOMEC solutionSecond type of architecture : S1 (kVA) = S2 (kVA) > SG (kVA) Transfer between 3 sources - 2 Bus barsFirst type of architecture.

9 S1 (kVA) = S2 (kVA) > SG (kVA)COMUT 058 ACLNCLT1T2GQ3Q4 ATSQ1Q2 ATSCOMUT 057 AT1P1P2P3 NCLCLT2GP4 Standard solutionSOCOMEC solutionOperating tableT1T2 GSTDSOCOMECCLNCL000 XXOffOff100P1 + P4Q1 + Q3 OnOn010P2 + P4Q2 + Q3 OnOn001P3Q4 OnOffLoads legend : C: Critical - NCL: Non CriticalStandard Diagrams11 Technical informationTransfer between 3 sources - 2 Bus bars (continued)COMUT 064 AT1T3CL1CL2Q4Q5 ATSQ1Q2 ATST2 COMUT 063 ACL1CL2P1P4T1P2T2P3T3 Standard solutionSOCOMEC solutionFourth type of architecture : S2 (kVA) > S1 (kVA) and S2 (kVA) > S3 (kVA)Operating tableT1T2T3 STDSOCOMECCL1CL2000 XXOffOff100P1 Q1 OnOff010P2 + P4Q2 + Q4 OnOn001P3Q5 OffOn101P1 + P3Q5 + Q1 OnOnThird type of architecture.

10 S1 (kVA) = S2 (kVA) > SG (kVA)COMUT 060 ACLNCLT1T2GQ5Q6 ATSQ1Q3 ATSQ2Q4 ATSCOMUT 059 AT1 NCLCLP1P4P2P3T2 GStandardSOCOMECO perating tableT1T2 GSTDSOCOMECCLNCL000 XXOffOff100P1 + P4Q1 + Q4 + Q5 OnOn010P2 + P4Q3 + Q2 + Q5 OnOn001P3Q6 OnOff110P1 + P2Q1 + Q2 + Q5 OnOn12 Technical informationStandard DiagramsTransfer between 3 sources - 2 Bus bars (continued)Implementation Compacity (built in solution) Plug and play Mechanical and electrical interlocking are in buildOperation Only 2 or 3 emergency handles instead of 4 or 5 A motorized Switch can be added on the Non Critical Loads for optional disconnection Secured padlocking systemAdvantage of Socomec solutionSocomec productsMains/Mains Mains/Gen ATyS M6s or M6, A