12KV 630A Outdoor High-Voltage Vacuum Circuit Breaker High Voltage Circuit Breaker
Application
VS1-12 series indoor AC high voltage vacuum breaker is used in the system of AC 50Hz, rated voltage 12KV, three phases, to protect and control the network equipment ad power distribution in industrial mining enterprises. It can operate frequently at rated voltage, or break the short circuit current many times
The operating mechanism is assembled on the breaker body integrally then to be fixedly mounted, also installed on push-in mechanism and form a breaker trolley
Technical specifications
Description | Specifications |
Rated voltage | 12KV |
Rated Current | 630A |
Rated power frequency withstand voltage | 42KV/48KV |
Rated lighting impulse withstand voltage (peak) | 72KV/85KV |
Rated short-circuit breaking current (rms) | 20KA |
Rated short circuit making current (peak) | 50KA |
Rated short-circuit current breaking times | 30times |
Mechanical endurance | 10000times |
Rated operating voltage (close / open coil) | DC220V AC220V |
Permissible abraded thickness of moving and static contacts | 3mm |
Across the isolating distances | >200mm |
Normal service conditions
ZW8-12/630-20 Series outdoor high voltage vacuum circuit breaker is main switch equipment of rated voltage 12KV, three phases AC 50Hz system, to switch on/off loading current, no-load current, and short circuit current, also used as the branch switch for rural power network or small power system, is a substitute for oil type breakers.
Baikong electric was born and developed well Sichuan Baikong Electrical Technology Co., Ltd is a complete set of high and low voltage power distribution equipment automation equipment, set production, research and development and sales Import and export services and other integrated enterprises, the company is headquartered in Pengzhou Industrial Park, Chengdu City.The company's main products are box-type substation Medium and high voltage power transmission and distribution equipment, low voltage power distribution equipment, fire electrical equipment, intelligent industrial electrical equipment, new energy and energy storage electrical equipment, metering and protection power distribution equipment, high and low voltage complete switchgear, high voltage ring network cabinet, cable branch box,SF6 inflatable cabinet, etc.