40.5KV hollow insulator

1. 40.5KV hollow insulator 2. Red or grey 3. High quality

1.Rate voltage: 40.5KV hollow insulator

2.Press test (Mpa): breakout(5min)=3.5

                           Routine text =2.1

3.Minimum nominal creepage distance: 1300mm

4.Power frequency voltage (dry): 120KV

                                    (wet): 95KV

5.Lightning impulse withstand voltage: ≥237KV

40.5KV hollow insulator