GAF2050-10-11-70

Name: GAF2050-10-11-70
Brand: ABB
SKU: GAF2050-10-11-70

The ABB GAF2050-10-11-70 DC contactor provides up to 2050 A at 1000 V DC, ideal for high-current applications. It features an efficient electronic coil interface and is designed for reliable operation in industrial settings.

Product ModelGAF2050-10-11-70

Material Number1SFL707025R7011

Product ID84233

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Current Capacity DescriptionThe ABB GAF2050-10-11-70 contactor can handle up to 2050 A at 1000 V DC, making it suitable for high-current applications in industrial settings.
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2. Efficient Electronic Coil Interface DescriptionEquipped with an efficient electronic coil interface, this contactor reduces power consumption by 5-10 times compared to conventional contactors, enhancing overall efficiency.
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3. Wide Voltage Range DescriptionThe GAF2050-10-11-70 operates within a wide voltage range of 100-250 V AC/DC, offering flexibility in various industrial applications.
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4. Reliable Operation DescriptionDesigned for reliable operation, this contactor features a drop-out voltage of 55% of the lower nominal value along with 20 ms sag and dip immunity, minimizing issues with contactor chattering and welding.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

438 mm

Product Net Depth / Length

244 mm

Product Net Height

392 mm

Product Net Weight

33 kg

Number of Main Contacts NO

Number of Main Contacts NC

5. Compact Design DescriptionWith external dimensions identical to corresponding AF contactors, the GAF2050-10-11-70 is easy to order and install, ensuring seamless integration into existing systems.

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

Rated Operational Voltage

Main Circuit 1000 V

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 2050 A

Rated Operational Current DC-1 (Ie)

(1000 V) 3 Poles in Series, 40 Â°C 2050 A (1000 V) 3 Poles in Series, 55 Â°C 1750 A (1000 V) 3 Poles in Series, 70 Â°C 1500 A (220 V) 3 Poles in Series, 40 Â°C 2050 A (220 V) 3 Poles in Series, 55 Â°C 1750 A (220 V) 3 Poles in Series, 70 Â°C 1500 A (400 V) 3 Poles in Series, 40 Â°C 2050 A (400 V) 3 Poles in Series, 55 Â°C 1750 A (400 V) 3 Poles in Series, 70 Â°C 1500 A (600 V) 3 Poles in Series, 40 Â°C 2050 A (600 V) 3 Poles in Series, 55 Â°C 1750 A (600 V) 3 Poles in Series, 70 Â°C 1500 A

Rated Insulation Voltage (Ui)

acc. to UL/CSA 1000 V

Rated Impulse Withstand Voltage (Uimp)

Main Circuit 8 kV

Mechanical Durability

0.5 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 100 ... 250 V 60 Hz 100 ... 250 V DC Operation 100 ... 250 V

Coil Consumption

Holding at Max. Rated Control Circuit Voltage 50 Hz 48 VÂ·A Holding at Max. Rated Control Circuit Voltage 60 Hz 48 VÂ·A Holding at Max. Rated Control Circuit Voltage DC 16 W Pull-in at Max. Rated Control Circuit Voltage 50 Hz 1900 VÂ·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 1900 VÂ·A Pull-in at Max. Rated Control Circuit Voltage DC 1700 VÂ·A

Connecting Capacity Main Circuit

Bar 100 mmÂ²

Connecting Capacity Auxiliary Circuit

Flexible with Ferrule 2x 0.75 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1x 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 600 V

General Use Rating UL/CSA

(1000 V DC) 2050 A (440 V DC) 2050 A (600 V DC) 2050 A

Ambient Air Temperature

Operation -40 ... 70 Â°C Storage -40 ... +70 Â°C

Maximum Operating Altitude Permissible

Without Derating 3000 m

Object Classification Code

ETIM 7

EC002552 - Power contactor, DC switching

ETIM 8

EC002552 - Power contactor, DC switching

ETIM 9

EC002552 - Power contactor, DC switching

eClass

V11.0 : 27371018

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4763 >> Power contactor, DC switching

Manufacturer ID

1SFL707025R7011