KYN61-40.5 Armoured movable AC metal enclosed switehgear(hereinafter referred to as switch cab applicable to 3-phase AC 50Hz and 40 5Hz single bus and single bus single-bus staged power syste mainy used as the reception and distribution of electrical energy transformation and distribution in the transformation and distribution power plant.substation and mining establishment as well as high-rise.It and protects as well as monitors the
circuiL It meets the requirement of IEC60298,GB3906 and DL404 and so on.It has the perfect"5 protections"function.
1.Altitude:NO higher than 2000m.
2.Ambient temperature:the upper limit is+40℃and the lower limit is-15℃.
3.Relative humidity:The daily average value is not more than 95%and the monthly mean value is not 90%
4.Earthquake intensity:Not more than 8 degrees.
5.The location without severe dirtiness such as fire explosion hazard and stn€nuous vibration as well as corrosion and on.
The thermat shrinkage insulating material and epoxy-coated insulating process is used.The electrode optimized The structure of cabinet body is compact and the floor area is reduced.
For the switch cabinet body,the high-grade cold rolled steel plate is formed by the NC sheet and then it fs connected by the high-strength bolt and nut as well as riveting nut.For the surface of member,the plastic-spraying or galvanizing prqcess is adopted.
It can be equipped with the homemade ZN85-40.5(3AV3)vacuum circuit breaker and French SF1 and SF2 model as well as Alston FP series of sulfur hexaHuoride circuit breaker to meet the different eltents.
The meal partition is used to separate among every function chamber in the switch cabinet.The pressure relief channel is installed.
Operations of circuit breaker and grounding switch and so on can be performed under the situation door ofswitch cabinet is closed.The door-close operation can be realized.
The structure adaptability of switch cabinet is strong.The main wiring scheme can be up to above ThereM=,dernands from difierent clients can be met.
The mechanical interlocking device preventing misoperation is installed among trolley,circuit grounding switch and rear cabinet door,"5 protections"function is complete and safe as well as reliable.
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