Product Model

GAF2050-10-11-70

In Stock
Last updated: 2025/4/24
ABB GAF2050-10-11-70

Selling Points

  • 1High current capacity up to 2050 A for demanding industrial applications.
  • 2Wide operating voltage range from 100 to 250 VAC/VDC for flexibility.
  • 3Durable construction with 500,000 operating cycles and -40 to 70°C operating temperature.
  • 4Compact design with IP00/IP20 enclosures for easy installation.
  • 5Suitable for DC-1 applications with all three poles connected in series up to 1000 VDC.
Product Details
GAF2050-10-11-70
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
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
1
Number of Main Contacts NC
0
Number of Auxiliary Contacts NO
1
Number of Auxiliary Contacts NC
1
Rated Operational Voltage
Main Circuit 1000 V
Conventional Free-air Thermal Current (Ith)
acc. to IEC 60947-4-1, Open Contactors Θ = 40 °C 2050 A
Rated Operational Current DC-1 (Ie)
(1000 V) 3 Poles in Series, 40 °C 2050 A (1000 V) 3 Poles in Series, 55 °C 1750 A (1000 V) 3 Poles in Series, 70 °C 1500 A (220 V) 3 Poles in Series, 40 °C 2050 A (220 V) 3 Poles in Series, 55 °C 1750 A (220 V) 3 Poles in Series, 70 °C 1500 A (400 V) 3 Poles in Series, 40 °C 2050 A (400 V) 3 Poles in Series, 55 °C 1750 A (400 V) 3 Poles in Series, 70 °C 1500 A (600 V) 3 Poles in Series, 40 °C 2050 A (600 V) 3 Poles in Series, 55 °C 1750 A (600 V) 3 Poles in Series, 70 °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 θ ≤ 70 °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 V·A Holding at Max. Rated Control Circuit Voltage 60 Hz 48 V·A Holding at Max. Rated Control Circuit Voltage DC 16 W Pull-in at Max. Rated Control Circuit Voltage 50 Hz 1900 V·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 1900 V·A Pull-in at Max. Rated Control Circuit Voltage DC 1700 V·A
Connecting Capacity Main Circuit
Bar 100 mm²
Connecting Capacity Auxiliary Circuit
Flexible with Ferrule 2x 0.75 ... 2.5 mm² Flexible with Insulated Ferrule 1x 0.75 ... 2.5 mm² Flexible 2x0.75 ... 2.5 mm² Solid 2 x 1 ... 4 mm² Stranded 2 x 1 .... 4 mm²
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 °C Storage -40 ... +70 °C
Maximum Operating Altitude Permissible
Without Derating 3000 m
Object Classification Code
Q
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

Specifications may be subject to change without notice