AX370-30-11-85

Name: AX370-30-11-85
Brand: ABB
SKU: AX370-30-11-85

The ABB AX370-30-11-85 is a versatile 3-pole AC-3 contactor ideal for motor starting, isolation, bypass, and distribution applications. It features a robust design with high switching frequencies and is compatible with 50 Hz and 60 Hz control voltages.

Product ModelAX370-30-11-85

Material Number1SFL607074R8511

Product ID91876

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Switching FrequencyThe AX370-30-11-85 contactor supports up to 300 cycles per hour, ensuring efficient and reliable operation in high-demand applications.
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2. Wide Control Voltage CompatibilityCompatible with 50 Hz (400-415V) and 60 Hz (415-440V) control voltages, making it versatile for various industrial settings.
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3. Robust DesignBuilt to withstand harsh environments, with a rated insulation voltage of 690 volts according to IEC 60947-4-1 and VDE 0110 (Gr. C).
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4. High Current HandlingRated operational current AC-3 is 370 amperes at various voltages (220/230/240V, 380/400V, 415V, 440V), and 315 amperes at 500V and 690V.
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Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

140 mm

Product Net Depth / Length

180 mm

Product Net Height

225 mm

Product Net Weight

4.7 kg

Number of Main Contacts NO

Number of Main Contacts NC

5. Durable ConstructionDesigned with a conventional free-air thermal current (Ith) of 250 amperes at 40°C, ensuring reliable performance under various thermal conditions.

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

Rated Operational Voltage

Main Circuit 1000 V

Rated Frequency (f)

Main Circuit 50 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 250 A

Rated Operational Current AC-1 (Ie)

(690 V) 40 Â°C 600 A (690 V) 55 Â°C 500 A (690 V) 70 Â°C 400 A

Rated Operational Current AC-3 (Ie)

(415 V) 55 Â°C 370 A (440 V) 55 Â°C 370 A (500 V) 55 Â°C 315 A (690 V) 55 Â°C 315 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 (500 V) 250 kW (690 V) 315 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

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 Electrical Switching Frequency

300 cycles per hour

Rated Insulation Voltage (Ui)

acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 690 V

Rated Impulse Withstand Voltage (Uimp)

8 kV

Mechanical Durability

5 million

Maximum Mechanical Switching Frequency

300 cycles per hour

Coil Operating Limits

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

Rated Control Circuit Voltage (Uc)

50 Hz 380 ... 400 V 60 Hz 400 ... 415 V

Degree of Protection

acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP40

Terminal Type

Main Circuit: Bars

Ambient Air Temperature

Close to Contactor Fitted with Thermal O/L Relay (0.85 ... 1.1 Uc) -25 ... 55 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)

4755 >> Contactors

Manufacturer ID

1SFL607074R8511