Key Specifications
General / Mechanical
Manufacturer: ABB
Model / Part Number: AX40‑30‑10‑80 / 1SBL321074R8010
Product Type: 3‑Phase AC Power Contactor
Series: AX40 (AX contactor series)
Poles: 3 main poles (3NO)
Auxiliary Contacts: 1 Normally Open (1NO)
Main Circuit Ratings
Rated Operational Voltage: Up to 690 V AC
Conventional Free‑air Thermal Current (Ith): 65 A (@ 40 °C)
Rated Operational Current AC‑1 (Ie): ~60 A @ 220‑240 V AC; ~60 A @ 690 V AC
Rated Operational Current AC‑3 (Ie):
40 A @ 220‑240 V AC (55 °C)
40 A @ 380‑400 V AC (55 °C)
37 A @ 440 V AC
33 A @ 500 V AC
25 A @ 690 V AC
Rated Operational Power (AC‑3):
11 kW @ 220‑240 V AC
18.5 kW @ 380‑400 V AC
22 kW @ 440‑500 V AC
22 kW @ 690 V AC
Rated Insulation Voltage (Ui): 690 V AC
Control Circuit / Coil
Rated Control Circuit Voltage (Uc):
220 – 230 V AC @ 50 Hz
230 – 240 V AC @ 60 Hz
The ABB AX40‑30‑10‑80 contactor is a 3‑phase AC power contactor from ABB’s AX series designed for industrial and commercial electrical control applications. It is used for power switching, motor control, and general AC circuit control in installations with supply voltages up to 690 V AC. This block‑type magnetic contactor features three main poles and one built‑in auxiliary contact (1NO) for integrating control or signaling circuits.