ABB AF145-30-11-70 3-phase contactor for motor starting, isolation, and distribution applications, with a wide control voltage range of 100-250V AC/DC.
Product ModelAF145-30-11-70
Material Number1SFL477001R7011
Product ID88628
Stock on Request
Last updated: 8/29/2026
Key Features
1
1. Versatile ApplicationsThe ABB AF145-30-11-70 is suitable for a variety of applications, including motor starting, isolation, bypass, and distribution up to a maximum voltage of 1000V.
2
2. Wide Control Voltage RangeThis contactor operates with a wide control voltage range of 100-250V AC/DC, making it adaptable to different electrical systems and environments.
3
3. High ReliabilityDesigned with robust mechanical durability, the AF145-30-11-70 ensures reliable operation under various conditions, including extreme temperatures and high altitudes.
4
4. Efficient DesignWith an electronically controlled coil that reduces energy consumption by up to 80%, the AF145-30-11-70 contributes to more efficient electrical control systems and smaller panel designs.
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
3.4 kg
Number of Main Contacts NO
3
Number of Main Contacts NC
0
5
5. Compliance with International StandardsThe contactor is globally accepted and compatible with major national and international standards, ensuring seamless integration into diverse electrical systems worldwide.
Number of Auxiliary Contacts NO
1
Number of Auxiliary Contacts NC
1
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
Rated Short-time Withstand Current Low Voltage (Icw)
at 40 °C Ambient Temp, in Free Air, from a Cold State 10 s 1200 A at 40 °C Ambient Temp, in Free Air, from a Cold State 15 min 280 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 min 600 A at 40 °C Ambient Temp, in Free Air, from a Cold State 1 s 1800 A at 40 °C Ambient Temp, in Free Air, from a Cold State 30 s 800 A
Maximum Breaking Capacity
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 100 ... 250 V 60 Hz 100 ... 250 V DC Operation 100 ... 250 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 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
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
