Page 583 - Motor_protection_and_control_Manual_motor_starters_ contactors

Auxiliary contact blocks

Technical data
Front mounted Side mounted
Types 1-pole CA5, 1-pole CC5, 4-pole CA5 CAL5-11 CAL18-11, CAL18-11B
Contact utilization characteristics according to IEC
Standards IEC 60947-5-1 and EN 60947-5-1
Rated insulation voltage Ui acc. to IEC 60947-5-1 690 V
Rated operational voltage Ue max. 24...690 V AC
Conventional thermal current Ith - θ ≤ 40 °C 16 A
Ie / Rated operational current AC-15
acc. to IEC 60947-5-1 24-127 V 50/60 Hz 6 A
220-240 V 50/60 Hz 4 A
380-440 V 50/60 Hz 3 A
500-690 V 50/60 Hz 2 A
Making capacity acc. to IEC 60947-5-1 10 x Ie AC-15
Breaking capacity acc. to IEC 60947-5-1 10 x Ie AC-15
Ie / Rated operational current DC-13 5
acc. to IEC 60947-5-1 24 V DC 6 A / 144 W
48 V DC 2.8 A / 134 W
72 V DC 1 A / 72 W
110 V DC 0.55 A / 60 W
125 V DC 0.55 A / 69 W
220 V DC 0.3 A / 66 W
250 V DC 0.3 A / 75 W
Short-circuit protection device gG type fuse 10 A
Rated short-time withstand current Icw for 1.0 s 100 A
θ = 40 °C for 0.1 s 140 A
Minimum switching capacity
A40 … A75 contactors 17 V / 1 mA –
with failure rate acc. to IEC 60947-5-4 ≤ 10 -7 –
A95 … A110 contactors 24 V / 50 mA – 24 V / 50 mA (0.5 million of operating cycles)
with failure rate acc. to IEC 60947-5-4 – – ≤ 10 -6
Power dissipation per pole at 6 A 0.1 W 0.15 W
Mechanical durability Number of operating cycles 10 millions (UA16 … UA75) 10 millions 5 millions (UA95 ... UA110)
3 millions (UA95 … UA110) 3 millions (GAF185 ... GAF750)
0.5 million (GAF1250 ... GAF2050)
Max. switching frequency 3600 cycles/h
Electrical durability Number of operating cycles see "Electrical durability" curves
Max. switching frequency AC-15 1200 cycles/h
DC-13 900 cycles/h
Contact utilization characteristics according to UL / CSA
Standards UL 508, CSA C22.2 N°14
Max. operational voltage 600 V AC, 250 V DC
Pilot duty A600, Q300
AC thermal rated current 10 A
Connecting characteristics
Connection capacity (min. ... max.)
Rigid solid 1 x 1...4 mm²
2 x 1...4 mm²
Flexible with ferrule 1 x 0.75...2.5 mm²
2 x 0.75...2.5 mm²
Lugs L ≤ 7.7 mm 8 mm
l L
l > 3.7 mm 3.7 mm
Tightening torque 1 Nm
Degree of protection Terminals IP20
acc. to IEC 60947-1 / EN 60947-1 and IEC 60529 / EN 60529
Screw terminals Delivered in open position, screws of unused terminals must be tightened
All terminals M3.5
Screwdriver type Flat Ø 5.5 / Pozidriv 2
1SBC101522S0201 - Rev. B

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