SIEMENS MOTOR PROTECTION CIRCUIT BREAKER - 3TW42901AB74-6.3A..............10A-415V-3.7KW-3P-D.O.L STARTER

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SIEMENS 3TW42901AB74 Motor Protection Circuit Breaker

6.3A–10A | 3.7kW | 415V | 3-Pole | D.O.L Starter

The SIEMENS 3TW42901AB74 is a reliable motor protection circuit breaker designed for motors up to 3.7kW. Ideal for Direct-On-Line (D.O.L) starter applications, it provides consistent protection against overloads and short circuits in 415V 3-phase systems.


Key Features

  • Adjustable current range: 6.3A to 10A

  • Motor power capacity: up to 3.7kW

  • Rated voltage: 415V AC

  • 3-pole configuration for complete phase protection

  • Designed for D.O.L (Direct-On-Line) starter use

  • Integrated overload and short-circuit protection

  • Compact and panel-friendly design

  • Compliant with IEC safety and performance standards

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