– COMMISSIONING CHECK LIST 99
Door interlocking
Main circuit breaker (MCB)
Input transformer (if applicable)
1. The manual release of the door safety switch is in the locked position.
1. Type of MCB selected as per MCB specification
2. High voltage connections completed
3. MCB ready to be tested with drive
4. MCB protection relay settings tested
5. Safety devices (door locks etc.) tested and in operation
1. Ground connection completed
2. Transformer auxiliaries (eg, dehydrating breathers, cooling, protection devices) ready
3. Safety devices (door locks etc.) tested and in operation
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