PRODUCT DESCRIPTION
SIEMENS 3RT2036-1KB40 - Power Contactor
The SIEMENS 3RT2036-1KB40 is a SIRIUS 3RT2 series 3-pole power contactor engineered for switching inductive loads up to 18.5 kW (AC-3, 400V) and resistive loads up to 50 A (AC-1, 400V). It features an electromechanical 24V AC control coil and screw terminals for robust main circuit connections. This component is designed for integration into industrial control panels for motor starting, heating element control, and general load switching applications.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT2
- COMPONENT TYPE: Power Contactor
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT (AC-3, 400V): 37 A
- NOMINAL OPERATIONAL POWER (AC-3, 400V): 18.5 kW
- NOMINAL OPERATIONAL CURRENT (AC-1, 400V): 50 A
- NUMBER OF POLES: 3-pole
- CONTROL VOLTAGE: 24 V AC
- CONTROL CIRCUIT FREQUENCY: 50/60 Hz
- MAIN CIRCUIT VOLTAGE RATING: Up to 690 V AC
- MECHANICAL/PHYSICAL:
- SIZE: S2
- MAIN CIRCUIT TERMINALS: Screw terminals
- AUXILIARY CONTACTS: 0 NO + 0 NC (integrated)
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromechanical coil
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- MOUNTING TYPE: DIN rail or screw mounting
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Motor control (AC-3), resistive load switching (AC-1), heating systems, lighting circuits, general industrial load switching.
- COMPATIBILITY: SIEMENS SIRIUS modular system components (e.g., overload relays, auxiliary contact blocks).