PRODUCT DESCRIPTION
SIEMENS 3RT2037-1AB00 - Power Contactor
This SIEMENS SIRIUS 3RT2 series power contactor, designated 3RT2037-1AB00, is engineered for the switching of three-phase asynchronous motors and resistive loads up to 18.5 kW at 400V AC-3. It features a 3-pole main contact configuration, a 24V AC operating coil, and an integrated 1 NO auxiliary contact. This device provides essential control and feedback capabilities for industrial motor control centers and automation systems requiring reliable load switching.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT2
- COMPONENT TYPE: Power Contactor
- ELECTRICAL SPECS:
- RATED OPERATIONAL CURRENT (AC-3, 400V): 37A
- RATED OPERATIONAL POWER (AC-3, 400V): 18.5 kW
- RATED OPERATIONAL CURRENT (AC-1, 400V): 50A
- NUMBER OF POLES: 3-pole main contacts
- AUXILIARY CONTACTS: 1 NO (Normally Open)
- COIL VOLTAGE: 24V AC
- COIL FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FRAME SIZE: S2
- TERMINALS: Screw terminals
- INTERFACE/CONTROL:
- CONTROL TYPE: Electromechanical coil
- FEEDBACK: Integrated 1 NO auxiliary contact
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals)
- AMBIENT OPERATING TEMPERATURE: -25 to +60 degrees C
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail 35mm or screw fixing
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Motor control circuits, resistive load switching, industrial automation panels, HVAC systems, pumping stations, conveyor systems.
- COMPATIBLE WITH: SIRIUS 3RV2 motor starters, 3RU2 thermal overload relays.