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General| Rated voltage | 12 kV |
|---|---|
| Type | Vacuum circuit breaker |
| Rated current | 1250 A |
| Rated short-circuit breaking current | 31.5 kA |
| Rated short-time withstand current | 31.5 kA |
| Rated peak withstand current | 80 kA |
| Mechanical life | 10000 operations |
| Operating mechanism | Spring-operated |
| Control voltage | 220 V DC |
Hazardous voltages and moving parts can cause severe injury or property damage.
Permissible ambient temperature, humidity, and load capacity.
Comprehensive table of electrical and mechanical data for 3AH5 breakers.
Table detailing various operating times of the circuit-breaker.
Detailed explanation of the circuit-breaker's physical structure.
Instructions for installing the breaker in cubicles or on trucks.
Critical safety warnings for operating the equipment.
Steps for putting the circuit-breaker into service.
Essential safety measures before performing maintenance.
