ABB AFC78-30-00-51 contactor: High-performance electrical switching, 3P, 50/60Hz, 100-250V, 53A, 22KW. Ideal for industrial applications, ensuring reliability and efficiency.
Product ModelAFC78-30-00-51
Material Number1SBL301001R5100
Product ID88755
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliability and Efficiency\"The ABB AFC78-30-00-51 contactor is designed to provide reliable and efficient electrical switching, ensuring your industrial operations run smoothly.\"
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2. High-Performance Capabilities\"With its high-performance capabilities, this contactor handles demanding electrical tasks with ease, making it perfect for industrial use.\"
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3. Versatile Voltage Range\"Operates within a versatile voltage range of 100-250V, making it adaptable to various industrial settings.\"
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4. Durable Design\"Built with a durable design, the ABB AFC78-30-00-51 contactor withstands harsh industrial environments, ensuring long-lasting performance.\"
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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
55 mm
Product Net Depth / Length
119.5 mm
Product Net Height
111 mm
Product Net Weight
0.98 kg
Number of Main Contacts NO
3
Number of Main Contacts NC
0
5. Compliance with International Standards\"Compliant with IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60335-2-40 LZGH2 A2L, and CSA C22.2 No. 60335-2-40 LZGH2 A2L standards, ensuring safety and reliability in your operations.\"
Number of Auxiliary Contacts NO
0
Number of Auxiliary Contacts NC
0
Rated Operational Voltage
Main Circuit 690 V
Rated Frequency (f)
Main Circuit 50 / 60 Hz
Conventional Free-air Thermal Current (Ith)
acc. to IEC 60947-4-1, Open Contactors Π= 40 °C 105 A acc. to IEC 60947-5-1, Π= 40 °C 16 A
Rated Operational Current AC-1 (Ie)
(690 V) 40 °C 105 A (690 V) 60 °C 90 A (690 V) 70 °C 80 A
Rated Operational Current AC-3 (Ie)
(415 V) 60 °C 80 A (440 V) 60 °C 70 A (380 / 400 V) 60 °C 80 A (220 / 230 / 240 V) 60 °C 80 A
Rated Operational Current AC-3e (Ie)
(400 V) 60 °C 80 A (415 V) 60 °C 70 A (380 / 400 V) 60 °C 80 A (220 / 230 / 240 V) 60 °C 80 A
Rated Short-time Withstand Current Low Voltage (Icw)
at 40 °C Ambient Temp, in Free Air, from a Cold State 15 min 110 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 min 250 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 s 1000 A at 40 °C Ambient Temp, in Free Air, from a Cold State 30 s 350 A
Maximum Breaking Capacity
cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 950 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 600 A
Maximum Electrical Switching Frequency
(AC-1) 600 cycles per hour (AC-2 / AC-4) 150 cycles per hour (AC-3) 1200 cycles per hour
Rated Insulation Voltage (Ui)
acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 690 V acc. to UL/CSA 600 V
Rated Impulse Withstand Voltage (Uimp)
Auxiliary Circuit 6 kV
Maximum Mechanical Switching Frequency
3600 cycles per hour
Coil Consumption
Average Holding Value 50 / 60 Hz 20 V·A Average Pull-in Value 50 Hz 150 V·A Average Pull-in Value 60 Hz 151 V·A
Operate Time
Between Coil De-energization and NC Contact Closing 6 ... 19 ms Between Coil De-energization and NO Contact Opening 4 ... 14 ms Between Coil Energization and NC Contact Opening 3 ... 16 ms Between Coil Energization and NO Contact Closing 7 ... 21 ms
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
acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP10
Terminal Type
Screw Terminals
Maximum Operating Voltage UL/CSA
Main Circuit 600 V
General Use Rating UL/CSA
(600 V AC) 90 A
Horsepower Rating UL/CSA
(120 V AC) Single Phase 5 hp (200 ... 208 V AC) Three Phase 25 hp (220 ... 240 V AC) Three Phase 30 hp (240 V AC) Single Phase 7-1/2 hp (440 ... 480 V AC) Three Phase 60 hp
Tightening Torque UL/CSA
Control Circuit 11 in·lb Main Circuit 35 in·lb
Ambient Air Temperature
Close to Contactor without Thermal O/L Relay -40 ... 70 °C Close to Contactor for Storage -60 ... +80 °C Near Contactor for Operation in Free Air (0.85 ... 1.1 Uc) -40 ... +60 °C Near Contactor for Operation in Free Air (Uc) -40 ... 70 °C
Climatic Withstand
Category B according to IEC 60947-1 Annex Q
Maximum Operating Altitude Permissible
Without Derating 3000 m
Resistance to Shock acc. to IEC 60068-2-27
Closed, Shock Direction: A 25 g Closed, Shock Direction: B1 25 g Closed, Shock Direction: B2 15 g Closed, Shock Direction: C1 25 g Closed, Shock Direction: C2 25 g Open, Shock Direction: B1 5 g
