Page 288 - contactors_motor_protection_for_rolling_stock_application

CA5, CAL18 auxiliary contact blocks

for AF45..RT ... AF95B..RT
Connection with ring tongue ferrules

Technical data
Front mounted Side mounted
Types 4-pole CA5 CAL18-11
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
3 Rated operational voltage Ue max. 24...690 V AC
16 A
Conventional thermal current Ith - θ ≤ 40 °C
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
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
AF50 … AF75 contactors 17 V / 1 mA –
with failure rate acc. to IEC 60947-5-4 ≤ 10 -7 –
AF95B 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 operating cycles (AF45 ... AF75) 5 millions operating cycles
3 millions operating cycles (AF95B)
Max. switching frequency 3600 cycles/h
Maximum electrical switching frequency AC-15 1200 cycles/h
DC-13 900 cycles/h
Mirror contacts Additional N.C. auxiliary contacts are mirror contacts.
acc. to annex F of IEC 60947-4-1
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.)
Main conductors (poles)
Flexible with insulated ferrule
1 or 2 x 0.75...2.5 mm²
E max Ø mm > 3.7 mm 3.5 mm
L mm < 7.7 mm 8 mm
P
L P mm < 3.7 mm 4.7 mm
E mm < 2.9 mm 2.9 mm
Connection capacity acc. to UL/CSA 1 or 2 x AWG 18...14 AWG 18...14
Tightening torque 1.2 Nm / 11 lb.in 1 Nm / 9 lb.in
Degree of protection
acc. to IEC 60947-1 / EN 60947-1 and IEC 60529 / EN 60529 IP10 IP20
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
1SBC100104S0201

3/108 | ABB