Siemens 3RT6027-1AN20 SIRIUS 3-Pole Power Contactor 32A AC-3 15kW 400V 220V AC Coil 1NO+1NC Screw Terminal S0

Product Description

The Siemens 3RT6027-1AN20 is a 3-pole power contactor from the SIRIUS 3RT6 series, designed for reliable motor control and power switching in industrial automation applications
. Rated at 32A in AC-3 duty at 400V, this contactor delivers 15kW motor power and supports operational voltages up to 690V. The coil operates at 220V AC, 50/60Hz, and the contactor features a 3NO main contact configuration with built-in 1NO+1NC auxiliary contacts. Housed in size S0 with screw terminals, this contactor is suitable for applications including motor starting and stopping, pump control, fan control, compressor control, conveyor systems, and star-delta reduced-voltage starting. Designed to meet IEC/EN 60947-1 standards

, the 3RT6027-1AN20 delivers dependable performance for control panels and industrial machinery.

Standard Features

• SIRIUS 3RT6 Series design: Modular system offering high contact reliability and compact design for optimizing motor control and protection schemes[reference:12].
• 32A AC-3 rated current: Supports motor control up to 15kW at 400V and 18.5kW at 690V three-phase[reference:13][reference:14].
• 220V AC 50/60Hz coil: Standard control voltage with dual-frequency operation for broad compatibility[reference:15][reference:16].
• Built-in auxiliary contacts: Integrated 1NO+1NC auxiliary contacts for control logic and feedback signaling without additional modules[reference:17][reference:18].
• Size S0 compact footprint: Space-efficient design with 45mm width and 0.39kg net weight for easy panel integration[reference:19][reference:20].
• Screw terminal connections: Facilitates straightforward and secure wiring in control cabinets; supports conductor cross-sections up to 10mm²[reference:21][reference:22].
• Long mechanical and electrical life: Mechanical service life up to 10 million operating cycles[reference:23]; electrical life of approximately 200,000 operations under AC-3 duty[reference:24].
• Wide operating temperature range: Rated for -25°C to +60°C with storage capability from -55°C to +80°C[reference:25].

Technical Specifications