pletefields posted an update 5 months, 2 weeks ago
1.Material: fiberglass and epoxy resin.
3.Diameter: from 10mm—-1000mm
4.Length: from 10mm—-10000mm
5.Color: Nature or any color
6.Surface : rough ,Smooth, SF6 resistant treatment.
7.Application : Insulation tube for surge arrester ,transformer,bushing and others.
5Dielectric loss factor(50HZ)`
7Volume resistivityAt normal conditions
After immersion in waterΩM≥1.0×1011
along laminasAt normal conditions
After immersion in waterΩ≥1.0×1011
9Surface withstand voltage after wetting in normal air for 1min with gap between electrodes of 30mmkv14
10Withstand voltage across laminas δ≤3mm
in Transformer oil, at 90±2℃,5min δ＞3mmkv18
11Withstand voltage along laminas ion ransformer oil,at 90±2℃,5min,between gap of 25mmkv≥25
13Power Frequency withstanding voltage
(in Transformer oil,5min,between gap of
100mm,5min) The gap (on customer’s order)kv≥85Insulation Parts manufacturers