Do you have a question about the ABB VD4 12 and is the answer not in the manual?
Verify apparatus state, packing, and nameplate data upon receipt for correct delivery.
Description, characteristics, standards, and types of fixed circuit-breakers.
Description, characteristics, standards, and types of withdrawable circuit-breakers.
Technical specifications for electrical accessories used with circuit-breakers.
Safety indications for operation and identification of operating/signalling parts.
Step-by-step instructions for manual and electrical closing and opening operations.
Procedures for installing circuit-breakers, including connections and special conditions.
Environmental conditions for installation and permissible switching cycle curves.
Essential checks and procedures before putting the circuit-breaker into service.
Procedures for inspecting and functionally testing circuit-breaker components.
Steps for servicing components, replacing parts, and repair procedures.
Information on X-ray emission safety according to relevant standards.
Guidelines for ordering and using spare parts and accessories.