Problems with air compressor aerial drop tests
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What is the purpose of the aerial drop test for 10KV air compressors? In what state should the high-voltage circuit breaker be to conduct tests?
Check whether the control circuit is functioning properly, including opening and closing, signal lights, interlock operations, etc； The high-voltage circuit breaker trolley should be in the testing position.
The switch is in the test position. Function: 1. Check whether the secondary control circuit is operating properly. 2. Is the opening and closing mechanism of the switch itself functioning properly? 3. Check whether the protection interlock is functioning properly.