VB7A-30-10-85

Name: VB7A-30-10-85
Brand: ABB
SKU: VB7A-30-10-85

The ABB VB7A-30-10-85 mini reversing contactor is a compact, reliable solution for controlling three-phase motor loads up to 5.5 kW (AC-3). It features 1 auxiliary contact, screw terminals, and a mechanical interlock for enhanced safety and efficiency.

Product ModelVB7A-30-10-85

Material NumberGJL1311911R8105

Product ID69785

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Compact DesignThe VB7A-30-10-85 is designed to be compact, making it ideal for applications where space is limited. Its small dimensions ensure it fits seamlessly into various installations.
2
2. ReliabilityBuilt with reliability in mind, this contactor offers high performance and durability, ensuring consistent operation in demanding environments.
3
3. Mechanical InterlockThe integrated mechanical interlock provides an additional layer of safety by preventing phase-to-phase short circuits, enhancing overall system reliability.
4
4. Efficient OperationWith low coil consumption (3.5 VA at pull-in and holding), this contactor operates efficiently, reducing energy costs and minimizing heat generation.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

96.2 mm

Product Net Height

57.5 mm

Product Net Depth / Length

46.7 mm

Product Net Weight

0.355 kg

Number of Poles

Rated Operational Voltage

Auxiliary Circuit 690 V AC Auxiliary Circuit 250 V DC Main Circuit 690 V AC Main Circuit 220 V DC

5. Versatile ApplicationsSuitable for residential, commercial, and industrial applications, the VB7A-30-10-85 can handle a wide range of motor loads, making it a versatile solution for various control needs.

6. Easy InstallationFeaturing screw terminals and rail/wall mounting options, the VB7A-30-10-85 is easy to install and integrate into existing systems, reducing setup time and complexity.

7. Safety FeaturesThe contactor includes a silent coil and switch position indication, ensuring clear operation status and minimizing noise levels. Additionally, it supports add-on auxiliary contact blocks for front mounting, providing flexibility in system design.

8. High Contact RatingWith a contact rating of 20 A at 380/440 V, the VB7A-30-10-85 can handle high current loads, making it suitable for demanding applications.

9. Long Operating CyclesDesigned to operate up to 10 million cycles, this contactor ensures long-lasting performance and reliability in continuous use scenarios.

10. Wide Voltage CompatibilityCompatible with a wide range of voltages (380-415 VAC), the VB7A-30-10-85 can be easily integrated into various electrical systems, providing flexibility in voltage requirements.

Rated Frequency (f)

Main Circuit 60 Hz Main Circuit 50 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

Main Circuit Terminals IP20

Pollution Degree

Mechanical Durability

10000000 cycle

Minimum Switching Capacity

Auxiliary Circuit 17 V Auxiliary Circuit 5 mA

Maximum Electrical Switching Frequency

(AC-1) 300 cycles per hour (AC-15) 600 cycles per hour (AC-3) 600 cycles per hour (DC-1) 600 cycles per hour (DC-13) 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 Auxiliary 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

Auxiliary Circuit 9 mm 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

Contact Rating UL/CSA

A600

Connecting Capacity Main Circuit UL/CSA

Stranded 1/2x 22-10 AWG

Connecting Capacity Auxiliary Circuit UL/CSA

Stranded 1/2x 22-10 AWG

Tightening Torque UL/CSA

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

Ambient Air Temperature

Operation -20 ... +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

EC000010 - Starter combination

ETIM 6

EC000010 - Combination of contactors

ETIM 7

EC000010 - Combination of contactors

ETIM 8

EC000010 - Combination of contactors

eClass

V11.0 : 27371009

UNSPSC

39121529

Manufacturer ID

GJL1311911R8105