High-voltage synthetic circuit which is a kind of economic and effective test equipment works very well in breaking ability test for high-voltageswitch.
高压合成回路则是一种用于高压开关分断能力试验的经济有效的试验装置，能较好地反映开关的开断能力。
2
The cause of failure in high-voltageswitch cabinet model 35KV is analyzed from insulation and structure and some countermeasures are introduced in order to avoid such failure.