T/NXJX 080-2025 12kV indoor high voltage vacuum circuit breaker maintenance regulations
T/NXJX 080-2025 12kV indoor high voltage vacuum circuit breaker maintenance regulations
Basic Information
Scope
Scope: This document specifies the applicable working conditions, technical parameters, maintenance, maintenance items, and post-maintenance test contents for 12kV indoor high-voltage vacuum circuit breakers. This document is applicable to the maintenance of indoor high-voltage vacuum circuit breakers with a rated voltage of 12kV and a rated frequency of 50Hz during their operational phase. Main technical content: This document specifies the applicable working conditions, technical parameters, maintenance, maintenance items, and post-maintenance test contents for 12kV indoor high-voltage vacuum circuit breakers. This document is applicable to the maintenance of indoor high-voltage vacuum circuit breakers with a rated voltage of 12kV and a rated frequency of 50Hz during their operational phase.