Page 691 - Motor protection and control Manual motor starters, contactors and overload relays
P. 691

ABB  MOTOR PROTECTION AND CONTROL                                                5/75

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          NS..S and NSL..S  contactor relays - with spring terminals
          Main accessories




          Contactor relays and main accessories



                                                             4-pole contactor relay







                                                                                  RV5, RC5-1 or RT5
                                                                                                                      05
                         8-pole contactor relay                                         CA3..S
                                                         NS..S
                                                         NSL..S
                                                         Contactor relays




                                              RV5, RC5-1 or RT5


                   NS..S
                   NSL..S
                   Contactor relays







          Main accessory fitting details
          Contactor   Main     Front-mounted accessories  Side-mounted accessories
          types       poles    Auxiliary contact blocks


                               1-pole CA3..S              Surge suppressors
          NS..S        2 2  E  2 max.                    + RV5                         or RC5-1
          NS..S        3 1  E
          NS..S        4 0  E
          NS..S        4 4  E  –                          RV5                          or RC5-1
         NS..S         5 3  E
         NS..S         6 2  E
         NS..S         7 1  E
         NS..S         8 0  E
         NSL..S        2 2  E  2 max.                    + RV5                         or RT5
         NSL..S        3 1  E
         NSL..S        4 0  E
         NSL..S        4 4  E  –                          RV5                          or RT5
         NSL..S        5 3  E
         NSL..S        6 2  E
         NSL..S        7 1  E
         NSL..S        8 0  E








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