PRODUCT DESCRIPTION
SIEMENS 3RT2038-1AL20 - Power Contactor
This device is a SIRIUS 3RT2 series power contactor engineered for switching three-phase AC motors and resistive loads in industrial control systems. It provides robust electrical switching capabilities within a compact S2 frame size, suitable for integration into motor control centers, machinery automation, and HVAC applications requiring reliable load management. The unit features a 230V AC operating coil and includes integrated 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contacts for status feedback and interlocking.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3RT2
- COMPONENT TYPE: Power Contactor
- ELECTRICAL SPECS:
- NOMINAL OPERATIONAL CURRENT (AC-3, 400V): 38A
- NOMINAL OPERATIONAL POWER (AC-3, 400V): 18.5 kW
- NOMINAL OPERATIONAL CURRENT (AC-1, 400V): 60A
- NOMINAL OPERATIONAL POWER (AC-1, 400V): 27 kW
- NOMINAL INSULATION VOLTAGE: 690V
- NOMINAL IMPULSE WITHSTAND VOLTAGE: 6 kV
- COIL VOLTAGE: 230V AC
- PHASE: Three-phase (for main contacts)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- MAIN CONTACTS: 3 NO (Normally Open)
- AUXILIARY CONTACTS: 1 NO + 1 NC (Normally Closed)
- FRAME SIZE: S2
- INTERFACE/CONTROL:
- CONTROL CIRCUIT TYPE: AC operated
- TERMINAL TYPE: Screw terminals
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminal protection)
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail 35mm or screw mounting
- COMPATIBILITY/APPLICATION:
- TARGET APPLICATIONS: Motor control, resistive load switching, HVAC systems, pump control, conveyor systems, general industrial machinery.
- COMPATIBLE WITH: SIRIUS 3RV2 motor starters, 3RU2 thermal overload relays.