AF370B-40-22RT-11

Name: AF370B-40-22RT-11
Brand: ABB
SKU: AF370B-40-22RT-11

The ABB AF370B-40-22RT-11 is a 4-pole contactor designed for reliable motor control and power circuit switching. It features a wide control voltage range, built-in surge protection, and a compact block type design.

Product ModelAF370B-40-22RT-11

Material Number1SFL607262R1122

Product ID88302

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Wide Control Voltage RangeThe AF370B-40-22RT-11 operates within a wide control voltage range of 48-130 V for both 50/60 Hz and DC, ensuring flexibility in various applications.
2
2. Built-in Surge ProtectionEquipped with built-in surge protection, this contactor offers a compact solution that reduces panel energy consumption and ensures distinct operations in unstable networks.
3
3. High Power HandlingDesigned to control motors up to 200 kW at 400 V AC (AC-3) or 300 hp at 480 V UL, making it suitable for demanding industrial applications.
4
4. Compact DesignThe block type design of the AF370B-40-22RT-11 allows for easy extension with add-on auxiliary contact blocks and a wide range of accessories, enhancing its versatility.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

184 mm

Product Net Depth / Length

180 mm

Product Net Height

225 mm

Product Net Weight

5.7 kg

Number of Main Contacts NO

Number of Main Contacts NC

Rated Short-time Withstand Current Low Voltage (Icw)

at 40 Â°C Ambient Temp, in Free Air, from a Cold State 10 s 2960 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 15 min 600 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 min 1208 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 s 3700 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 30 s 1709 A

Rated Operational Current DC-1 (Ie)

(100 V) 1 Pole, 40 Â°C 520 A (100 V) 1 Pole, 60 Â°C 425 A (100 V) 1 Pole, 70 Â°C 350 A (110 V) 1-Pole, 40 Â°C 520 A (110 V) 1-Pole, 60 Â°C 425 A (110 V) 1-Pole, 70 Â°C 350 A (110 V) 2 Poles in Series, 40 Â°C 520 A (110 V) 2 Poles in Series, 60 Â°C 425 A (110 V) 2 Poles in Series, 70 Â°C 350 A (110 V) 3 Poles in Series, 40 Â°C 520 A (110 V) 3 Poles in Series, 60 Â°C 425 A (110 V) 3 Poles in Series, 70 Â°C 350 A (175 V) 2 Poles in Series, 40 Â°C 520 A (175 V) 2 Poles in Series, 60 Â°C 425 A (175 V) 2 Poles in Series, 70 Â°C 350 A (200 V) 2 Poles in Series, 40 Â°C 520 A (200 V) 2 Poles in Series, 60 Â°C 425 A (200 V) 2 Poles in Series, 70 Â°C 350 A (220 V) 2 Poles in Series, 40 Â°C 520 A (220 V) 2 Poles in Series, 60 Â°C 425 A (220 V) 2 Poles in Series, 70 Â°C 350 A (220 V) 3 Poles in Series, 40 Â°C 520 A (220 V) 3 Poles in Series, 60 Â°C 425 A (220 V) 3 Poles in Series, 70 Â°C 350 A (260 V) 3 Poles in Series, 40 Â°C 520 A (260 V) 3 Poles in Series, 60 Â°C 425 A (260 V) 3 Poles in Series, 70 Â°C 350 A (300 V) 3 Poles in Series, 40 Â°C 520 A (300 V) 3 Poles in Series, 60 Â°C 425 A (300 V) 3 Poles in Series, 70 Â°C 350 A (340 V) 3 Poles in Series, 40 Â°C 520 A (340 V) 3 Poles in Series, 60 Â°C 425 A (340 V) 3 Poles in Series, 70 Â°C 350 A (350 V) 4 Poles in Series, 40 Â°C 520 A (350 V) 4 Poles in Series, 60 Â°C 425 A (350 V) 4 Poles in Series, 70 Â°C 350 A (400 V) 4 Poles in Series, 40 Â°C 520 A (400 V) 4 Poles in Series, 60 Â°C 425 A (400 V) 4 Poles in Series, 70 Â°C 350 A (440 V) 4 Poles in Series, 40 Â°C 520 A (440 V) 4 Poles in Series, 60 Â°C 425 A (440 V) 4 Poles in Series, 70 Â°C 350 A (72 V) 1-Pole, 40 Â°C 520 A (72 V) 1-Pole, 60 Â°C 425 A (72 V) 1-Pole, 70 Â°C 350 A (72 V) 2 Poles in Series, 40 Â°C 520 A (72 V) 2 Poles in Series, 60 Â°C 425 A (72 V) 2 Poles in Series, 70 Â°C 350 A (72 V) 3 Poles in Series, 40 Â°C 520 A (72 V) 3 Poles in Series, 60 Â°C 425 A (72 V) 3 Poles in Series, 70 Â°C 350 A (90 V) 1 Pole, 40 Â°C 520 A (90 V) 1 Pole, 60 Â°C 425 A (90 V) 1 Pole, 70 Â°C 350 A

Rated Operational Current DC-3 (Ie)

(110 V) 2 Poles in Series, 40 Â°C 450 A (110 V) 2 Poles in Series, 60 Â°C 425 A (110 V) 2 Poles in Series, 70 Â°C 350 A (110 V) 3 Poles in Series, 40 Â°C 450 A (110 V) 3 Poles in Series, 60 Â°C 425 A (110 V) 3 Poles in Series, 70 Â°C 350 A (220 V) 3 Poles in Series, 40 Â°C 450 A (220 V) 3 Poles in Series, 60 Â°C 425 A (220 V) 3 Poles in Series, 70 Â°C 350 A (72 V) 2 Poles in Series, 40 Â°C 450 A (72 V) 2 Poles in Series, 60 Â°C 425 A (72 V) 2 Poles in Series, 70 Â°C 350 A (72 V) 3 Poles in Series, 40 Â°C 450 A (72 V) 3 Poles in Series, 60 Â°C 425 A (72 V) 3 Poles in Series, 70 Â°C 350 A

Rated Operational Current DC-5 (Ie)

Rated Control Circuit Voltage (Uc)

50 Hz / 60 Hz 24 ... 60 V DC Operation 20 ... 60 V

Coil Consumption

Holding at Max. Rated Control Circuit Voltage 50 Hz 8.5 VÂ·A Holding at Max. Rated Control Circuit Voltage 60 Hz 8.5 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 50 Hz 475 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 475 VÂ·A Pull-in at Max. Rated Control Circuit Voltage DC 400 W

Horsepower Rating UL/CSA

(200 ... 208 V AC) Three Phase 50 Hp (200 V AC) Three Phase 125 hp (208 V AC) Three Phase 125 hp (220 ... 240 V AC) Three Phase 60 Hp (220 ... 240 V AC) Three Phase 150 hp (440 ... 480 V AC) Three Phase 125 Hp (440 ... 480 V AC) Three Phase 300 hp (550 ... 600 V AC) Three Phase 150 Hp (550 ... 600 V AC) Three Phase 350 hp

Object Classification Code