... /U including 0.6/1kV, 1.8/3kV, 3.6/6kV, 6/6kV, 6/10kV, 8.7/10kV, 8.7/15kV, 12/20kv,21/35kv ... Working Frequency voltage test:For cable with Uo of 3.6KV or lower:2.5Uo+2KV/5 min without punctureFor cable ... with Uo of 3.6kv - 18kv:3.5Uo/5min without punctureFor cable with Uo of ...