AF370B-40-22RT-14

Name: AF370B-40-22RT-14
Brand: ABB
SKU: AF370B-40-22RT-14

The ABB AF370B-40-22RT-14 is a high-performance contactor designed for motor control and power circuit switching. It offers a wide control voltage range, built-in surge protection, and a compact block type design for easy extension with add-on accessories.

Product ModelAF370B-40-22RT-14

Material Number1SFL607262R1422

Product ID88192

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Wide Control Voltage RangeThe AF370B-40-22RT-14 operates efficiently across a wide range of control voltages (48-130 V 50/60 Hz and DC), ensuring stable operations in unstable networks.
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2. Built-in Surge ProtectionThis contactor features built-in surge protection, providing a compact solution that reduces panel energy consumption and ensures reliable operation.
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3. Compact Block Type DesignThe AF370B-40-22RT-14 has a block type design that can be easily extended with add-on auxiliary contact blocks and a wide range of accessories, making it versatile for various applications.
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4. High Power HandlingIt controls motors up to 200 kW / 400 V AC (AC-3) and switches power circuits up to 525 A (AC-1) or 420 A UL general use, making it suitable for high-power applications.

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 250 ... 500 V DC Operation 250 ... 500 V

Coil Consumption

Holding at Max. Rated Control Circuit Voltage 50 Hz 20.4 VÂ·A Holding at Max. Rated Control Circuit Voltage 60 Hz 20.4 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 50 Hz 550 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 550 VÂ·A Pull-in at Max. Rated Control Circuit Voltage DC 650 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