Page 468 - Motor_protection_and_control_Manual_motor_starters_ contactors

GA75 and GAE75 contactors

Technical data

Magnet system characteristics
Contactor types AC operated GA75
Coil operating limits AC supply At θ ≤ 55 °C 0.85...1.1 x Uc
acc. to IEC 60947-4-1 Please also refer to "Mounting characteristics and conditions for use"
AC control voltage
Rated control circuit voltage Uc at 50 Hz 24…690 V
at 60 Hz 24…690 V
Coil consumption Average pull-in value 50 Hz 180 VA
60 Hz 210 VA
50/60 Hz (1) 190 VA / 180 VA
Average holding value 50 Hz 18 VA / 5.5 W
60 Hz 18 VA / 5.5 W
50/60 Hz (1) 18 VA / 5.5 W
Drop-out voltage Approx. 40...65 % of Uc
5 Operating time
Between coil energization and: N.O. contact closing 8…27 ms
N.C. contact opening 7…22 ms
Between coil de-energization and: N.O. contact opening 4…11 ms
N.C. contact closing 7…14 ms
(1) 50/60 Hz coils: see "Voltage code table".

Magnet system characteristics
Contactor types DC operated GAE75
Coil operating limits AC supply At θ ≤ 55 °C 0.85...1.1 x Uc
acc. to IEC 60947-4-1 Please also refer to "Mounting characteristics and conditions for use"
DC control voltage
Rated control circuit voltage Uc 12…250 V DC
Coil consumption Average pull-in value 200 W
Average holding value 4 W
Drop-out voltage Approx. 15...40 % of Uc
Coil time constant
Open L/R 3 ms
Closed L/R 15 ms
Operating time
Between coil energization and: N.O. contact closing 13…30 ms
N.C. contact opening 10…27 ms
Between coil de-energization and: N.O. contact opening (1) 5…15 ms
N.C. contact closing (1) 8…18 ms
(1) The use of surge suppressors increases the opening time with a factor of 1.1 to 1.5 for a RV5 surge suppressor and a factor of 1.5 to 3 for RT5 surge suppressor.

Mounting characteristics and conditions for use
Contactor types AC operated GA75
DC operated GAE75
Mounting positions Pos. 2 +30° -30°

Pos. 4
Pos. 3
Pos. 1 Pos. 1 ± 30° Pos. 5 Pos. 6
Control voltage / Ambient temperature
Mounting 1, 1±30°, 2, 3, 4, 5 at θ ≤ 55 °C 0.85…1.1 x Uc
positions at θ ≤ 70 °C Uc
6 at θ ≤ 55 °C 0.95...1.1 x Uc
at θ ≤ 70 °C Unauthorized
Mounting distances The contactors can be assembled side by side
Fixing
1SBC101981S0201
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

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