CONTACTOR S0 32A 120VAC 1NO/1NC SPRG – Power Contactor

The Siemens CONTACTOR S0 32A 120VAC 1NO/1NC SPRG (Manufacturer Part #: 3RT20272AK60) is a robust 3-pole power contactor designed for switching motors and general electrical distribution applications. It is suitable for use by electrical distributors, lighting solutions providers, wire and cable installers, and switchgear suppliers requiring reliable and efficient motor control. This contactor supports AC-3 utilization category with a power rating of 15 kW at 400 V and features spring-loaded terminals for secure and easy wiring.

Specifications

• Manufacturer: Siemens
• Product Type: Power Contactor, size S0
• Rated Operational Current: 32 A at AC-3, 400 V
• Coil Voltage: 120 VAC (60 Hz), 110 VAC (50 Hz)
• Contact Configuration: 1 Normally Open (NO) + 1 Normally Closed (NC) auxiliary contacts
• Contact Rating: A600 / Q600
• Power Rating: 15 kW at 400 V (AC-3)
• Number of Poles: 3
• Connection Type: Spring-loaded terminals for main and auxiliary circuits
• Mounting: Screw and snap-on onto 35 mm DIN rail (DIN EN 60715), +/-180° rotation on vertical surface, tiltable +/-22.5°
• Dimensions (HxWxD): 4.20 in x 2.15 in x 4.15 in (102 mm x 45 mm x 97 mm)
• Operating Temperature Range: -25°C to +60°C
• Mechanical Service Life: 10 million operating cycles
• Protection Class: IP20 (finger-safe front contact protection)
• Weight: 0.97 lbs (0.462 kg)
• Standards and Certifications: IEC 60947-1, IEC 60947-4-1, UL/CSA, KC, CE, UKCA

Features

• Spring-loaded terminals for secure, vibration-resistant wiring
• Auxiliary switch included for enhanced control and signaling
• Suitable for safety-related switching OFF functions
• High shock resistance and surge voltage capability (6 kV)
• Low power loss with efficient coil design (typical 6.3 W in hot state)
• Flexible mounting options with rotation and tilt for easy panel installation
• Compatible with standard 35 mm DIN rails for quick assembly
• Reliable operation with contact reliability of 1 faulty switching per 100 million operations
• Suitable for use in electrical distribution, motor control, and lighting solutions

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