Auxiliary switches report the status of the main devices to which they are fitted. The Hi 11 auxiliary switch is suitable for RCCB/MCB combinations of the DRCBO 3 series and miniature circuit breakers of the ELS 3 series.The Hi 11 auxiliary switch can be retro-fitted to an RCCB/MCB device from the DRCBO 3 series as well as miniature circuit-breakers from the ELS 3 series. Other signalling devices (buzzers, indicator lights, etc.) can then be used to indicate the operating status of a residual current circuit breaker.

auxiliary switch function, retro-fittable, compact design

mounting by clamping to the left of the basic device , quick fastening to mounting rail, any installation position

These devices are suitable for querying the operating status of power supplies to residential and purpose-built buildings as well as to industrial facilities.

The auxiliary switch does not affect the function of the basic device.

• Operating instructions
• Data sheet
• Dimensional drawing Group view
• Wiring diagram