1. Structure and Features:

.Compartmented and enclosed

.Air insulated

.Vacuum circuit breaker (optional)

·Four compartments (switch, busbar, cable terminal and LV)

·Interlocking system·Modular design for flexible extension, arc duct

.Power automation system (optional)·Dimension: H(mm): 1635/1885/2275 W(mm): 375/500/750

 D(mm): 1000

2. Technical datas:

·Standardized by: GB/IEC·Rated voltage: 12/24kV·Rated frequency: 50/60Hz·Rated main busbar current: 1250A

·Rated load switch short time withstand current: 25KA/2S

·Lightning impulse withstand current: 63KA

.Rated circuit breaker short time withstand current: 31.5KA/3S

.Fused load switch transfer current: 1700A

.Degree of protection: IP4X

12/24KV UniSwitch Air Insulated Ring Main Units