CA4-40ERT

Product ID:74756
Updated: 2026/4/4
ABB CA4-40ERT

Key Features

  • 1Configure 4 NO contacts for standard industrial control circuits. 2、Ensure compatibility with both 50 Hz and 60 Hz auxiliary power. 3、Connect securely using screw terminals for ring tongue ferrules. 4、Tighten cables fast with non-detachable screws and conic washers. 5、Receive a new factory-sealed unit guaranteeing quality and performance.
Product Details
CA4-40ERT
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Product Net Width
45 mm
Product Net Depth / Length
39.8 mm
Product Net Height
43 mm
Product Net Weight
0.05 kg
Number of Auxiliary Contacts NO
4
Number of Auxiliary Contacts NC
0
Standards
IEC/EN 60947-5-1, UL 508, CSA C22.2 No. 14-10
Rated Operational Voltage
Auxiliary Circuit 690 V
Rated Frequency (f)
Auxiliary Circuit 50 / 60 Hz
Conventional Free-air Thermal Current (Ith)
acc. to IEC 60947-5-1, Θ = 40 °C 16 A
Rated Operational Current AC-15 (Ie)
(500 V) 2 A (690 V) 2 A (24 / 127 V) 6 A (220 / 240 V) 4 A (400 / 440 V) 3 A
Rated Short-time Withstand Current Low Voltage (Icw)
for 0.1 s 140 A for 1 s 100 A
Maximum Electrical Switching Frequency
(AC-15) 1200 cycles per hour (DC-13) 900 cycles per hour
Rated Operational Current DC-13 (Ie)
(24 V) 6 A / 144 W (48 V) 2.8 A / 134 W (72 V) 1 A / 72 W (110 V) 0.55 A / 60 W (125 V) 0.55 A / 69 W (220 V) 0.27 A / 60 W (250 V) 0.27 A / 68 W (400 V) 0.15 A / 60 W (500 V) 0.13 A / 65 W (600 V) 0.1 A / 60 W
Rated Insulation Voltage (Ui)
acc. to IEC 60947-5-1 690 V acc. to UL/CSA 600 V
Rated Impulse Withstand Voltage (Uimp)
6 kV
Maximum Mechanical Switching Frequency
3600 cycles per hour
Degree of Protection
acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20
Terminal Type
Ring-Tongue Terminals
Suitable For
AF09B AF09ZB AF12B AF12ZB AF16B AF16ZB AF26B AF26ZB AF30B AF30ZB AF38B AF38ZB
Tightening Torque UL/CSA
Auxiliary Circuit 11 in·lb
Object Classification Code
K
ETIM 7
EC000041 - Auxiliary contact block
ETIM 8
EC000041 - Auxiliary contact block
ETIM 9
EC000041 - Auxiliary contact block
eClass
V11.0 : 27371302
UNSPSC
39121522
IDEA Granular Category Code (IGCC)
4743 >> Auxiliary contact block
Manufacturer ID
1SBN010142R1040

Specifications may be subject to change without notice