INDCTL Logo
ABBAC contactor
Product Model

AF145B-30-11-72

Manufacturer

ABB

Category

AC contactor

Product ID

88155

In Stock
Last updated: 2025/4/23
View Specifications
ABB AF145B-30-11-72

Selling Points

  • 1Operates with a wide control voltage range of 20-60 V DC.
  • 2Suitable for motor starting, isolation, by-pass, and distribution applications up to 1000 V.
  • 3Handles up to 130 A maximum load current.
  • 4Dimensions are 111.5 mm x 196 mm x 160 mm, making it compact for DIN rail mounting.
  • 5Features a non-reversing contact configuration and IP20 enclosure for reliable operation in various environments.
Product Details
AF145B-30-11-72
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
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
Number of Auxiliary Contacts NO
1
Number of Auxiliary Contacts NC
1
Rated Operational Voltage
Main Circuit 690 V
Conventional Free-air Thermal Current (Ith)
acc. to IEC 60947-4-1, Open Contactors Θ = 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 Operational Power AC-3 (Pe)
(415 V) 75 kW (440 V) 75 kW (500 V) 90 kW (690 V) 110 kW (1000 V) 110 kW (380 / 400 V) 75 kW (220 / 230 / 240 V) 45 kW
Rated Breaking Capacity AC-3
8 x Ie AC-3
Rated Making Capacity AC-3
10 x Ie AC-3
Short-Circuit Protective Devices
gG Type Fuses 160 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)
DC Operation 20 ... 60 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 2x 0.75 ... 2.5 mm² Flexible 2x0.75 ... 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
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
Object Classification Code
Q
ETIM 7
EC000066 - Power contactor, AC switching
ETIM 8
EC000066 - Power contactor, AC switching
ETIM 9
EC000066 - Power contactor, AC switching
eClass
V11.0 : 27371003
UNSPSC
39121529
IDEA Granular Category Code (IGCC)
4755 >> Contactors
Manufacturer ID
1SFL477063R7211

Specifications may be subject to change without notice