Vacuum Circuit Breaker BB/AST-10-12.5/630-UHL2 for Reliable Electrical Protection

BBB/AST switches are designed for operation in switchgear cells, KRUN and KSO in networks with isolated or earthed neutral. They are used both for the creation of new equipment and for the replacement of switches of obsolete designs in service
Product Description
- unique small-sized actuator, with a minimum number of parts, without swivel joints and additional friction units;
- low mass - only 25 kg;
- compact dimensions;
- operability in any spatial position;
- possibility of manual mechanical disconnection; withstand thermal resistance current flow for 3 seconds (this is the maximum value, which is set by GOST R 52565-2006);
- warranty period of operation of switches - 3 years;
- service life - 30 years.