PRODUCT DESCRIPTION
SIEMENS 3RT2037-1AN20 - Power Contactor
The SIEMENS 3RT2037-1AN20 is a 3-pole SIRIUS 3RT2 series power contactor engineered for switching three-phase AC motors and resistive loads in industrial control applications. It integrates electromechanical switching technology with a 230VAC coil, providing reliable control for systems requiring high operational current and power handling. This component is suitable for motor control centers, machinery automation, and general load switching within industrial environments.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT2
- COMPONENT TYPE: Power Contactor, 3-pole
- ELECTRICAL SPECS:
- RATED OPERATIONAL CURRENT (AC-3, 400V): 38 A
- RATED OPERATIONAL POWER (AC-3, 400V): 18.5 kW
- COIL VOLTAGE: 230 VAC
- NUMBER OF POLES: 3
- AUXILIARY CONTACTS: 1 Normally Open (NO) + 1 Normally Closed (NC)
- MECHANICAL/PHYSICAL:
- FRAME SIZE: S2
- TERMINAL TYPE: Screw terminals (main and auxiliary circuits)
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromechanical (AC coil operated)
- FEEDBACK: Integrated auxiliary contacts for status indication
- ENVIRONMENTAL/MOUNTING:
- MOUNTING STYLE: DIN rail or screw mounting
- PROTECTION RATING: IP20 (terminals), IP00 (main contacts without cover)
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION: Motor control, resistive load switching, industrial automation systems, HVAC, pump control, conveyor systems