A145-30-11 – 3-Pole Power Contactor, 145A (AC-3), 250A (AC-1), 1 NO + 1 NC Auxiliary Contacts ABB
The ABB A145-30-11 is a high-performance, 3-pole standard block contactor designed to deliver reliable motor switching and power control in demanding industrial environments. Engineered for versatile applications including motor starting, isolation, by-pass, and distribution systems up to 1000 V, this contactor provides exceptional electrical life and safety in accordance with IEC 60947-4-1 standards. It comes pre-equipped with 1 NO and 1 NC built-in auxiliary contacts and features a robust electromagnetic coil. It is compatible with a complete line of external timers, interlocks, and additional auxiliary blocks to match your specific industrial system architecture.
Technical Data Sheet (Specifications)
Brand: ABB
Series / Model: A145-30-11
Number of Main Poles: 3
Rated Operational Current AC-3 ($I_e$): 145 A (at 380 / 400 V)
Conventional Free-air Thermal Current AC-1 ($I_{th}$): 250 A (at 690 V, 40°C)
Built-in Auxiliary Contacts: 1 NO + 1 NC
Rated Insulation Voltage ($U_i$): 1000 V AC (IEC) / 600 V AC (UL/CSA)
Rated Frequency: 50 / 60 Hz
Terminal Type: Screw Terminals / Bars
Mounting Type: Snap-on/DIN-rail or Plate mounting
Ambient Air Operating Temperature: -40°C to +70°C
Product Dimensions: 196 mm (H) x 111.5 mm (W) x 160 mm (D)
Net Weight: 2.9 kg
Standards: IEC 60947-4-1
Ssaoco Dammam
- Started from: Jul 10, 2025
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