Page 32 - Essailec Test Blocks
P. 32

Voltage transformers application
          Make before break test principle



          Simultaneous measurement and injection with 2x4 poles test plug







                             01
                             02
                             03
                             04
                                               Test equipment             Injection
                             1
                             2                                             equipment
                             3
                             4
                  COR-T-R5-2.2                                1     01
                                                             2      02
                                                            3     03
                  N      L1     L2    L3                  4      04

                                                        1        01

                                                        2        02
                                                                                            Equipment
                                                        3        03

                                                        4        04



  4





          Measurement with 2x4 poles test plug








                             01
                             02                                         Not used
                             03                Test equipment
                             04
                             1
                             2                                1     01
                             3
                             4
                                                             2      02
                  COR-T-R5-2.2                             3      03
                  N      L1     L2    L3
                                                          4      04
                                                        1        01

                                                        2        02
                                                                                            Equipment
                                                        3        03


                                                        4        04
                                                                                                                  1SNC169006S0201







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          INDUSTRIAL /// ENTRELEC - ESSAILEC  TEST BLOCKS
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