Showing posts with label Electrical MCCB. Show all posts
Showing posts with label Electrical MCCB. Show all posts

Electrical MCCB installation

This section lays out the major performance requirements for the MCCB (moulded-case electrical circuit breakers) installation inside switchboards.All moulded-case circuit breakers shall comply with IEC 60947-2.All electrical MCCB shall be of moulded insulating material of good mechanical strength and non-tracking properties. The tripping mechanisms shall be calibrated in compliance with IEC