ABB | AF145-30-11-70
AF145 Contactor, 3 NO Power, 1 NO/1 NC Aux, 100-250 V AC/DC

MFR PART #  AF145-30-11-70
PART #  489701
Minimum 1 Each
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A 3-phase Contactor suitable for various applications such as Motor starting, Isolation, By-pass and Distribution application up to max 1000 V. Operated with wide control voltage range 20-60 V, DC


A-Line contactors are mainly used for controlling 3-phase motors and for controlling power circuits corresponding to their operating characteristics up to 690 and even 1000V AC. and 440 V DC. All AF contactors can be assembled side by side. The add-on auxiliary contacts are suitable for low level currents.


  • Maximum UL/CSA horsepower ratings according to UL508 and CSA22.2 No. 14
  • Includes NEMA sizes 4 - 8
  • CE mark
  • 1 NO & 1 NC auxiliary contacts are standard and up to 6 additional auxiliary contacts may be added to provide a total of 8 (4 NO & 4 NC)
  • Contactors ensure positive safety between their auxiliary contact blocks.
  • D.C. ratings and D.C. control operation available
  • Easy maintenance of main contacts and coil inspection
  • Can be mounted in any position
  • Terminal lugs sold separately. See page 1.25.
  • Operates over an extended voltage range of 85% to 110% of rated control voltage
  • NEMA, UL, IEC, CSA, VDE and most other international standards
  • UL File No: E79416 (A/AF145 - AF750)
  • UL File No: E73397 (AF1350 - AF1650)
  • CSA File No: LR19700

Specification Description

Coil Voltage: 100 - 250 V AC At 50/60 Hz, 100 - 250 V DC
Contact Configuration: 3NO (Main), 1NO 1NC (Auxiliary)
Phase: 3 PH
Wattage: 45 kW At 220/230/240 V, 75 kW At 380/400/415/440 V, 90 kW At 500 V, 110 kW At 690 V
Connection: Screw Terminal
Size:1.5 mm Width X 196 mm Height X 160 mm Depth
Operating Temperature: Fitted With Thermal Overload Relay: -25 To +55 deg C, Without Overload Relay: -40 To +70 deg C, Fitted With Electronic Overload Relay: -25 To +70 deg C
Tightening Torque: 160 in-lb
Maxmum Breaking Capacity: 1200 A At 690 V, 1500 A At 440 V
Motor Rating: 100 hp At 480 V
Voltage Rating: 1000 V
Wire Size: 6 AWG - 250 kcmil (Main), 18 - 14 AWG (Auxiliary)
Endurance: Mechanical: 5 Million Cycles
Environmental Conditions: Maximum Operag Altitude Permissible: 3000 m, Storage Temperature: -40 To 70 deg C,
Impulse Withstand Voltage: 8 kV
Enclosure: IP00 (Main Terminals), IP20 (Coil Terminals)
Operating Current: 250 A At 40 deg C, 230 A At 55 deg C, 180 A At 70 deg C
Number Of Poles: Insulation Voltage: 1000 V (IEC 60947-4-1), 600 V (UL/CSA)

Tech Info

CE Certified, RoHS Compliant


Rating IP20
UNSPSC Code 39121521

Spec Sheet

Spec Sheet

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