B7-40-00-85

Name: B7-40-00-85
Brand: ABB
SKU: B7-40-00-85

The ABB B7-40-00-85 mini contactor is a compact, reliable 4-pole device with screw terminals, suitable for controlling single or three-phase loads up to 5.5 kW. It features a silent coil, switch position indication, and integrated rail or wall mounting.

Product ModelB7-40-00-85

Material NumberGJL1311201R8005

Product ID69406

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Compact DesignThe ABB B7-40-00-85 mini contactor is designed to be compact, making it perfect for applications where space is at a premium. Its dimensions (2.13 in width, 11.02 in height, and 4.53 in depth) ensure it fits seamlessly into various settings.
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2. ReliabilityThis contactor is built for reliability, ensuring consistent performance in residential, commercial, and industrial applications. Its robust design and high-quality components guarantee long-lasting operation.
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3. Silent OperationThe B7-40-00-85 features a silent coil, minimizing noise and ensuring a hum-free operation. This makes it ideal for applications where noise reduction is crucial.
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4. Easy InstallationThe contactor comes with screw terminals, making installation straightforward. Additionally, it offers integrated rail or wall mounting options, allowing for versatile installation methods.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

52.5 mm

Product Net Height

57.5 mm

Product Net Depth / Length

46.7 mm

Product Net Weight

0.175 kg

Number of Poles

Mini Contactor Type

Mini Contactor

5. Versatile ApplicationsThe ABB B7-40-00-85 is suitable for a wide range of applications, including the control of single or three-phase loads up to 5.5 kW (AC-3) and 20 A / 690 V (AC-1). It also supports the switching of control signals, making it versatile for various electrical needs.

Rated Operational Voltage

Main Circuit 690 V AC Main Circuit 220 V DC

Rated Frequency (f)

Control Circuit 400 Hz Control Circuit 50 Hz Control Circuit 60 Hz Main Circuit 50 Hz Main Circuit 60 Hz Main Circuit DC

Rated Impulse Withstand Voltage (Uimp)

Main Circuit 6 kV

Rated Insulation Voltage (Ui)

690 V acc. to UL/CSA 600 V

Number of Main Contacts NC

Number of Main Contacts NO

Rated Operational Current AC-1 (Ie)

(220 / 240 V) 40 Â°C 20 A (220 / 240 V) 55 Â°C 16 A (380 / 440 V) 40 Â°C 20 A (380 / 440 V) 55 Â°C 16 A (690 V) 40 Â°C 6 A (690 V) 55 Â°C 6 A

Rated Operational Power AC-3 (Pe)

(230 V) Three Phase 3 kW (400 V) Three Phase 5.5 kW (500 V) Three Phase 5.5 kW (690 V) Three Phase, NO 3 kW

Rated Short-time Withstand Current Low Voltage (Icw)

at 40 Â°C Ambient Temp, in Free Air, from a Cold State 10 s 96 A

Number of Auxiliary Contacts NC

Number of Auxiliary Contacts NO

Conventional Free-air Thermal Current (Ith)

Main Circuit 20 A

Rated Control Circuit Voltage (Uc)

380 ... 415 V AC

Coil Operating Limits

(acc. to IEC 60947-4-1) for AC supply 0.85 ... 1.1 x Uc (at Î¸ â¤ 55 Â°C)

Degree of Protection

Control Circuit Terminals IP20 Main Circuit Terminals IP20

Mechanical Durability

10000000 cycle

Maximum Electrical Switching Frequency

(AC-1) 300 cycles per hour (AC-3) 600 cycles per hour (DC-1) 600 cycles per hour (DC-3) 600 cycles per hour

Connecting Capacity Main Circuit

Flexible with Ferrule 1/2x 1 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1/2x 1 ... 2.5 mmÂ² Flexible 1/2x 1 ... 2.5 mmÂ² Rigid 1/2x 1 ... 4 mmÂ²

Connecting Capacity Control Circuit

Flexible with Ferrule 1/2x 1 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1/2x 1 ... 2.5 mmÂ² Flexible 1/2x 1 ... 2.5 mmÂ² Rigid 1/2x 1 ... 4 mmÂ²

Wire Stripping Length

Main Circuit 9 mm

Tightening Torque

Control Circuit 0.8 ... 1.1 NÂ·m Main Circuit 0.8 ... 1.1 NÂ·m

Recommended Screw Driver

M3 Pozidriv 1

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Power Loss

at Rated Operating Conditions AC-1 per Pole 1.4 W

Standards

IEC/EN 60947-1 IEC/EN 60947-4-1 IEC/EN 60947-5-1 UL 60947-1 UL 60947-4-1 IEC 60335-2-40 A2L

Maximum Operating Voltage UL/CSA

Main Circuit 600 V AC

Full Load Amps Motor Use

(115 V AC) Single Phase 13.8 A (200 V AC) Three Phase 7.8 A (220 ... 240 V AC) Three Phase 9.6 A (230 V AC) Single Phase 10 A (440 ... 480 V AC) Three Phase 7.6 A (550 ... 600 V AC) Three Phase 6.1 A

Horsepower Rating UL/CSA

(115 V AC) Single Phase 0.75 Hp (200 V AC) Three Phase 2 Hp (220 ... 240 V AC) Three Phase 3 Hp (230 V AC) Single Phase 1.5 Hp (440 ... 480 V AC) Three Phase 5 Hp (550 ... 600 V AC) Three Phase 5 Hp

General Use Rating UL/CSA

(600 V AC) 16 A

Connecting Capacity Main Circuit UL/CSA

Stranded 1/2x 22-10 AWG

Tightening Torque UL/CSA

Control Circuit 7 inÂ·lb Main Circuit 7 inÂ·lb

Ambient Air Temperature

Operation -25 ... +55 Â°C Storage -40 ... +80 Â°C

Maximum Operating Altitude Permissible

2000 m

Resistance to Shock acc. to IEC 60068-2-27

11 ms Pulse 15g

Resistance to Vibrations

5g 5 ... 150 Hz

Object Classification Code

ETIM 4

EC000066 - Magnet contactor, AC-switching

ETIM 5

EC000066 - Magnet contactor, AC-switching

ETIM 6

EC000066 - Power contactor, AC switching

ETIM 7

EC000066 - Power contactor, AC switching

ETIM 8

EC000066 - Power contactor, AC switching

eClass

V11.0 : 27371003

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4761 >> Magnet contactor, AC-switching

Manufacturer ID

GJL1311201R8005