XGN66A-12 Box Type Fixed AC Metal-clad Switchgear is the latest HV complete set of electric apparatus for satisfying national standard GB3906 ”3-35kV Alternative Current Metal-clad Switchgear” and specifications of DL404 “Indoor Alternative Current High Voltage Switchgear Ordering Specifications” issued by Ministry of Electricity Power, as well as IEC 298”Above kV to 52kV Alternative Current Metal-clad Switchgear and Control-switchgear” specifications. And it has “five protection” functions.
The Equipment is a kind of the indoor complete set apparatus with 3-10kV three phase AC 50Hz single busbar segment to accept and distribute power, and has functions of controlling, protecting and monitoring circuit. It is used in places, such as power plants, substations, industrial and mining enterprises, high buildings, etc. And it can be combined with ring main unit to use in switching stations.
a. Fitted with series of vacuum circuit breaker, such as degrees of 12kV,3150A, 40kA,etc.
b. A kind of switchgear special designed for reducing occupied area of substation.
c. Combination with ring main unit.
d. Simple and reliable mechanical interlock operates easily and prevents malsoperation.
e. Every functional compartment is separated from each other, and is equipped with pressure relief channel to prevent breakdown from expanding and extending.
f. Insulation distances and cable terminal contacts could be watched through observing window.