Compact and efficient 3-pole contactor with 80% reduced coil energy consumption. Compatible with 100-250V AC/DC, ideal for motor starting, isolation, and distribution applications.
Product ModelAF145B-30-11RT-69
Material Number1SFL477062R6911
Product ID88559
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Efficient DesignThe ABB AF145-30-11-72 contactor features an 80% reduction in coil energy consumption, making it a highly efficient solution for your electrical needs. This reduction in energy consumption allows for smaller panel designs and more compact transformers, enhancing overall system efficiency.
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2. Wide CompatibilityThis contactor is compatible with both AC and DC voltages ranging from 100 to 250V, making it suitable for use in various regions including Europe, Asia, and North America. Its versatility ensures it can be easily integrated into diverse electrical systems.
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3. Simplified LogisticsThe AF contactor range from ABB has significantly reduced the number of contactor coils required, from up to 90% fewer variants. This simplification in product variants reduces inventory SKUs, streamlines logistics, and cuts administration costs, making it easier to manage your electrical components.
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4. Compact Size
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Product Net Width
111.5 mm
Product Net Depth / Length
160 mm
Product Net Height
196 mm
Product Net Weight
3.3 kg
Number of Main Contacts NO
3
Number of Main Contacts NC
0
Despite its high efficiency, the ABB AF145-30-11-72 contactor is designed to be compact. Its reduced width by up to 30% makes it ideal for applications where space is limited, such as in small enclosures or cabinets. This compact design enhances the overall flexibility of the contactor in various electrical setups.
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5. Reliability and DurabilityThe ABB AF145-30-11-72 contactor is built with reliability and durability in mind. It features a robust design with a maximum mechanical switching frequency of 300 cycles per hour and a maximum operating altitude of 3000 meters. This ensures it can withstand various environmental conditions and heavy usage, providing a long-lasting solution for your electrical needs.
Number of Auxiliary Contacts NO
1
Number of Auxiliary Contacts NC
1
Standards
IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-4-1, CSA C22.2 No. 60947-4-1, IEC 60077-1 (applicable parts), IEC 60077-2 (applicable parts), EN 50155 (applicable parts), TR CU 001/2011, IEC 61373, For compliance confirmation on applicable parts based on your application and combination, please consult your ABB sales representatives.
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 250 A
Rated Operational Current AC-1 (Ie)
(1000 V) 40 °C 180 A (1000 V) 55 °C 180 A (1000 V) 70 °C 180 A (690 V) 40 °C 250 A (690 V) 55 °C 230 A (690 V) 70 °C 180 A
Rated Operational Current AC-3 (Ie)
(415 V) 55 °C 145 A (440 V) 55 °C 145 A (500 V) 55 °C 145 A (690 V) 55 °C 120 A (1000 V) 55 °C 80 A (380 / 400 V) 55 °C 145 A (220 / 230 / 240 V) 55 °C 145
cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 1500 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 1200 A
Maximum Electrical Switching Frequency
(AC-1) 300 cycles per hour (AC-2 / AC-4) 150 cycles per hour (AC-3) 300 cycles per hour
Rated Operational Current DC-1 (Ie)
(110 V) 2 Poles in Series, 40 °C 250 A (220 V) 3 Poles in Series, 40 °C 250 A
Rated Operational Current DC-3 (Ie)
(110 V) 2 Poles in Series, 40 °C 250 A (220 V) 3 Poles in Series, 40 °C 250 A
Rated Operational Current DC-5 (Ie)
(110 V) 2 Poles in Series, 40 °C 250 A (220 V) 3 Poles in Series, 40 °C 250 A
Rated Insulation Voltage (Ui)
acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 1000 V acc. to UL/CSA 600 V
Rated Impulse Withstand Voltage (Uimp)
Main Circuit 8 kV
Mechanical Durability
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 48 ... 130 V 60 Hz 48 ... 130 V DC Operation 48 ... 130 V
Coil Consumption
Holding at Max. Rated Control Circuit Voltage 50 Hz 12 V·A Holding at Max. Rated Control Circuit Voltage 60 Hz 12 V·A Holding at Max. Rated Control Circuit Voltage DC 2 W Pull-in at Max. Rated Control Circuit Voltage 50 Hz 430 V·A Pull-in at Max. Rated Control Circuit Voltage 60 Hz 430 V·A Pull-in at Max. Rated Control Circuit Voltage DC 500 W
Operate Time
Between Coil De-energization and NC Contact Closing 40 ... 50 ms Between Coil De-energization and NO Contact Opening 43 ... 53 ms Between Coil Energization and NC Contact Opening 45 ... 85 ms Between Coil Energization and NO Contact Closing 50 ... 90 ms
Connecting Capacity Main Circuit
Bar 24 mm² Rigid Al-Cable 1 x 25 ... 150 mm² Rigid Cu-Cable 1 x 6 ... 185 mm²
Connecting Capacity Auxiliary Circuit
Flexible with Ferrule 1x 0.75 ... 2.5 mm² Flexible with Insulated Ferrule 2x 0.75 ... 2.5 mm² Flexible 1x0.75 ... 2.5 mm² Solid 2 x 1 ... 4 mm² Stranded 1 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
Connecting Terminals (delivered in open position) Main Poles
Flat type c/w screws and bolts
Terminal Type
Ring-Tongue Terminals
NEMA Size
4
Maximum Operating Voltage UL/CSA
Main Circuit 600 V
General Use Rating UL/CSA
(600 V AC) 230 A
Horsepower Rating UL/CSA
(200 V AC) Three Phase 40 hp (208 V AC) Three Phase 40 hp (220 ... 240 V AC) Three Phase 50 hp (440 ... 480 V AC) Three Phase 100 hp (550 ... 600 V AC) Three Phase 125 hp
Ambient Air Temperature
Close to Contactor Fitted with Thermal O/L Relay (0.85 ... 1.1 Uc) -25 ... 50 °C Close to Contactor without Thermal O/L Relay (0.85 ... 1.1 Uc) -40 ... 70 °C Close to Contactor for Storage -40 ... 70 °C
Maximum Operating Altitude Permissible
Without Derating 3000 m
Resistance to Shock acc. to IEC 60068-2-27
Shock Direction: A 5 g Shock Direction: B1 5 g Shock Direction: B2 5 g Shock Direction: C1 5 g Shock Direction: C2 5 g
