AF370-40-11-12

Name: AF370-40-11-12
Brand: ABB
SKU: AF370-40-11-12

The ABB AF370-40-11-12 contactor is a high-performance, 4-pole device controlling motors up to 200 kW and switching power circuits up to 525 A. It features a wide control voltage range, surge protection, and a compact block type design.

Product ModelAF370-40-11-12

Material Number1SFL607102R1211

Product ID85604

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Wide Control Voltage RangeThe AF370-40-11-12 contactor operates with a wide control voltage range of 48-130 V 50/60 Hz and DC, ensuring it can manage large control voltage variations and reduce panel energy consumption.
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2. Surge ProtectionBuilt-in surge protection provides a compact solution, ensuring the contactor can withstand short voltage dips and voltage sags, making it reliable in unstable networks.
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3. Compact DesignThe AF370-40-11-12 has a block type design, which is compact and easy to install. It can be easily extended with add-on auxiliary contact blocks and a wide range of accessories.
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4. High Power HandlingThis contactor controls motors up to 200 kW and switches power circuits up to 525 A (AC-1) or 420 A UL general use, making it suitable for various industrial 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

5. Reliability and Distinct OperationsThe contactor ensures distinct closing and opening operations, reducing panel energy consumption and ensuring reliable performance in diverse control scenarios.

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

Rated Operational Voltage

Main Circuit 1000 V

Rated Frequency (f)

Main Circuit 60 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 525 A

Rated Operational Current AC-1 (Ie)

(1000 V) 40 Â°C 400 A (1000 V) 60 Â°C 350 A (1000 V) 70 Â°C 290 A (690 V) 40 Â°C 525 A (690 V) 60 Â°C 425 A (690 V) 70 Â°C 350 A

Rated Operational Current AC-3 (Ie)

(415 V) 55 Â°C 370 A (440 V) 55 Â°C 370 A (380 / 400 V) 55 Â°C 370 A (220 / 230 / 240 V) 55 Â°C 370 A

Rated Operational Power AC-3 (Pe)

(415 V) 200 kW (440 V) 200 kW (380 / 400 V) 200 kW (220 / 230 / 240 V) 110 kW

Rated Breaking Capacity AC-3

8 x Ie AC-3

Rated Making Capacity AC-3

10 x Ie AC-3

Short-Circuit Protective Devices

gG Type Fuses 630 A

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

Maximum Breaking Capacity

cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 5000 A

Maximum Electrical Switching Frequency

(AC-1) 300 cycles per hour

Rated Insulation Voltage (Ui)

acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 1000 V acc. to UL/CSA 600 V

Rated Impulse Withstand Voltage (Uimp)

Main Circuit 8 kV

Mechanical Durability

5 million

Maximum Mechanical Switching Frequency

300 cycles per hour

Coil Operating Limits

(acc. to IEC 60947-4-1) 0.85 x Uc Min. ... 1.1 x Uc Max. (at Î¸ â¤ 70 Â°C)

Rated Control Circuit Voltage (Uc)

50 Hz 48 ... 130 V 60 Hz 48 ... 130 V DC Operation 48 ... 130 V

Coil Consumption

Holding at Max. Rated Control Circuit Voltage 50 Hz 17 VÂ·A Holding at Max. Rated Control Circuit Voltage 60 Hz 17 VÂ·A Holding at Max. Rated Control Circuit Voltage DC 2.5 W Pull-in at Max. Rated Control Circuit Voltage 50 Hz 340 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 340 VÂ·A Pull-in at Max. Rated Control Circuit Voltage DC 360 W

Operate Time

Between Coil De-energization and NO Contact Opening 45 ... 80 ms Between Coil Energization and NO Contact Closing 30 ... 60 ms

Connecting Capacity Main Circuit

Flexible 2 x 70 ... 185 mmÂ² Rigid Al-Cable 1 x 185 ... 240 mmÂ² Rigid Cu-Cable 2 x 70 ... 185 mmÂ²

Connecting Capacity Auxiliary Circuit

Flexible with Ferrule 1x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 2.5 mmÂ² Flexible 2x0.75 ... 2.5 mmÂ² Solid 2 x 1 ... 4 mmÂ² Stranded 2 x 1 .... 4 mmÂ²

Degree of Protection

acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP00

Terminal Type

Main Circuit: Bars

Maximum Operating Voltage UL/CSA

Main Circuit 1000 V

General Use Rating UL/CSA

(600 V AC) 420 A

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

Ambient Air Temperature

Close to Contactor Fitted with Thermal O/L Relay (0.85 ... 1.1 Uc) -25 ... 50 Â°C Close to Contactor without Thermal O/L Relay (0.85 ... 1.1 Uc) -40 ... 70 Â°C Close to Contactor for Storage -40 ... 70 Â°C

Maximum Operating Altitude Permissible

Without Derating 3000 m

Object Classification Code

ETIM 7

EC000066 - Power contactor, AC switching

ETIM 8

EC000066 - Power contactor, AC switching

ETIM 9

EC000066 - Power contactor, AC switching

eClass

V11.0 : 27371003

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4758 >> Iec Contactors

E-Number (Finland)

3707247

E-Number (Norway)

3210347

E-Number (Sweden)

3210347

Manufacturer ID

1SFL607102R1211