Page 254 - Contactors_Catalogue
P. 254

4/54             ABB  MOTOR CONTROL AND PROTECTION FOR ROLLING STOCK APPLICATIONS

          —

          AF45..RT … AF75..RT  4-pole contactors
          Technical data





          Magnet system characteristics
          Contactor types                   AF45..RT                          AF75..RT
          Coil operating limits   AC or DC supply At θ ≤ 70 °C 0.85 x Uc min...1.1 x Uc max.
          acc. to IEC 60947-4-1
          DC control voltage
           Rated control circuit voltage Uc  20…250 V DC
           Coil consumption     Average pull-in value 190 W
                               Average holding value 2.8 W
          AC control voltage 50/60 Hz
           Rated control circuit voltage Uc  48…250 V 50 / 60 Hz
           Coil consumption     Average pull-in value 210 VA
                               Average holding value 7 VA / 2.8 W
           Max. permitted control voltage    Rated control circuit voltage / Max. permitted control voltage
           during voltage fluctuation defined    48 ... 130 V AC 50/60 Hz / 150 V AC 50/60 Hz
           acc. to IEC 60077 / EN 50155     100 ... 250 V AC 50/60 Hz / 275 V AC 50/60 Hz
          Drop-out voltage                  55 % of Uc min.
   04
          Operating time
           Between coil energization and:  N.O. contact closing 30…100 ms
                               N.C. contact opening 27…95 ms
           Between coil de-energization and:  N.O. contact closing 30…110 ms
                               N.C. contact opening 35…115 ms


          Mounting characteristics and conditions for use
          Contactor types                   AF45..RT                          AF75..RT
          Mounting positions  Pos. 2  +30°  -30°  Pos. 2  +30°  -30°

                      Pos. 4                Pos. 4
                              Pos. 3                Pos. 3

                                                   Pos.
                                                             Pos. 1 ± 30°
                            Pos. 1    Pos. 1 ± 30°  Pos. 15     Pos. 6   Pos. 5    Pos. 6
                                            Pos. 1 ± 30°, pos. 5: please consult us
                                            Max. and add-on N.O. or N.C. auxiliary contacts:
                                            see accessory fitting details for 4-pole contactor AF45..RT ... AF75..RT
          Mounting distances                The contactors can be assembled side by side
          Fixing
           On rail according to IEC 60715, EN 60715  35 x 15 mm or 75 x 25 mm
           By screws (not supplied)         2 x M6 screws placed diagonally


























                                                                                                                 1SBC100112S0201 - Rev. A
   249   250   251   252   253   254   255   256   257   258   259