By Pass Switches

Conforms to IS/IEC 60947-2


  • Rating: 16A ~ 400A in 3P & 4P
  • Rating: 16A ~ 200A in single pole


  • Breaking capacity up to 70kA
  • Thermal & microprocessor trip units(with LCD display)
  • Upgraded reliability
  • Exceptional current limiting design
  • Trip free mechanism
  • Wide range of internal & external accessories

C&S now introduces the new WiNbreak1 Moulded case circuit breakers (MCCB) meeting complex requirements of electrical systems of today and tomorrow ensuring reliability which can offer uninterrupted service throughout the product life undergoing all the stresses that system encounters. Apart from meeting all the traditional requirement of power circuit breakers ( high breaking capacity, 3pole & 4pole, cool running at higher temperature, selectivity, absolutely no maintenance, draw out option), WiNmaster now offers total solution for modern day requirement for measurement, analysis and communications, all in  optimized size. WiNmaster circuit breakers use the latest technology to enhance performance and safety. Compact yet offering various connections for ease of installation snap on site fit accessories, enhanced life and intuitive operation makes them a very user friendly range of circuit breaker for any application.

  • Adjustable Thermal and Magnetic trip units
  • Adjustable neutral overload protection
  • Adjustable Current imbalance protection
  • Adjustable Short Circuit
  • Adjustable Over Load
  • Inbuilt Ground fault Protection