PRODUCT DESCRIPTION
ASEA BROWN BOVERI 1SBE121111R1420 - 3-Pole Contactor
This industrial-grade contactor, part of the ABB AF Series, is engineered for reliable switching of power circuits in demanding automation environments. It facilitates the control of three-phase motors, resistive loads, and other electrical equipment, utilizing an advanced electronic coil interface for broad AC/DC control voltage compatibility. Primary applications include motor control centers, power distribution panels, and integrated machinery requiring robust load management.
Technical Specifications:
- SERIES/FAMILY: AF Series
- COMPONENT TYPE: 3-Pole Contactor
- ELECTRICAL SPECS:
- RATED OPERATIONAL CURRENT (AC-3, <= 440V): 140 A
- RATED OPERATIONAL CURRENT (AC-1, <= 690V): 200 A
- RATED OPERATIONAL VOLTAGE: 690 V AC, 1000 V DC
- RATED INSULATION VOLTAGE (Ui): 1000 V
- RATED IMPULSE WITHSTAND VOLTAGE (Uimp): 8 kV
- RATED FREQUENCY: 50/60 Hz
- CONTROL VOLTAGE RANGE: 100-250 V AC/DC
- RATED OPERATIONAL POWER (AC-3, 400V): 75 kW
- MECHANICAL/PHYSICAL:
- NUMBER OF MAIN POLES: 3 NO
- AUXILIARY CONTACTS: 0 NO + 0 NC (Base Unit)
- FORM FACTOR: Standard industrial contactor
- INTERFACE/CONTROL:
- CONTROL INPUT: A1-A2 Terminals for Coil Voltage
- FEEDBACK: Requires external auxiliary contact blocks for status indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals), IP00 (Main Poles)
- OPERATING TEMPERATURE: -40 to +70 °C
- MOUNTING: DIN Rail or Screw Mounting
- COOLING METHOD: Natural Air Convection
- COMPATIBILITY/APPLICATION:
- MOTOR CONTROL: AC-3, AC-4 Duty
- LOAD TYPES: Resistive Loads (AC-1), Inductive Loads
- TARGET SYSTEMS: Motor Control Centers, Power Distribution, HVAC, Pumping Systems, Industrial Machinery