High-pressure line with ground wire disc hanging type porcelain insulator
| Model | XDP—70C | XDP—70CN | XDP—100C | XDP—100CN | | H | 200 | 210 | | D | 160 | 170 | | Minimum nominal creepage distance (L) | 160 | 170 |
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| Landlines insulator machinery electrical properties |
| Item number | item | XDP-70C
XDP-70CN | XDP-100C
XDP-100CN | | 1 | Insulator industrial frequency wet tolerance voltage KV (RMS) no less than | 30 | | 2 | Insulator industrial frequency breakdown voltage KV (RMS) no less than | 110 | | 3 | Insulator rated electromechanical destruction load (test voltage for 40kv) KN | 70 | 100 | | 4 | Insulator blow damage load（N·cm）no less than | 565 | 678 | | 5 | Ground insulator work stroboscopic reguar voltage without up electrode KV (RMS) no less than | dry | 45 | | wet | 25 | | 6 | Ground insulator industrial frequency (dry or wet) Discharging voltage（Clearance distance 20mm）KV(RMS) | Upper limit | 30 | | lower limit | 8 | | 7 | Industrial frequency resuming voltage 2500V (Clearance distance 15mm) extinguish reduction arc current A (RMS) no less than | Inductive current | 35 | | Capacitive current | 20 | | 8 | Electrode arc resistance ability no less than | Industrial frequency current KV (RMS) | 10 | | Time s | 0.2 | | frequency | 2 | | | | | | |
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