Page 160 - Entrelec Terminal Blocks Master Catalog
P. 160

SNK series, terminal blocks
       Test & measurement - Typical schematic for measuring devices





       Common point on the transformers


                                                CT's                  PT's
                                                     P1  P2
                                  L1
                                              P1  P2 S1  S2
                                  L2
                                  L3    P1  P2 S1  S2
                                                                  P  P  P
                                       S1  S2





                                                                  S  S  S

  3


                                                                  1  2   3  N








                                                                            N
                                         Current inputs           Voltage inputs
                                                    Measuring devices
                                                (ie: meters, protection relays…)



                                                             Bill of material with convenient customization
       Bill of material optimized
                                                             (test sockets, feed-through terminals…)

                    CT's                     PT's                        CT's                   PT's


                                                                      7

               3                                                   5
                                                                                                       6



               1                 2                                 1  2              4       3         2
         Description      Type     Order code  Qty needed     Description       Type     Order code  Qty needed
                                               CT’s  PT’s                                            CT’s  PT’s
       1 Terminal block   ZS10-ST-T4  1SNK508311R0000 6  4   1 Terminal block   ZS10-ST-T4  1SNK508311R0000 3  0
       2 End section      ES10-ST  1SNK508910R0000 1  1      2 Terminal block   ZS10-R1  1SNK508011R0000 3  1
       3 Short-circuit bridges  SC-JB8-2  1SNK900652R0000 3  0  3 Terminal block  ZS10-ST-1  1SNK508312R0000 0  3
                                                             4 End section      ES10-ST  1SNK508910R0000 1  1
                                                                                                                  1SNK160058S0201
                                                             5 Short-circuit bridges  SC-JB8-2  1SNK900652R0000 3  0
                                                             6 Test socket      AL4-M3   1SNA206721R0100 0  1
                                                             7 Insulated test socket  AJS9  1SNA179726R0200 3  0







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