Fog chamber tests on coated 132 kV epoxy insulators for electricity research and development centre May 1991 (contracted no B1068) (RR-EU-001)

The Electricity Research and Development Centre requested tests on 2 silicone elastomer coatings applied to 132KV epoxy/glass fibre insulators, to evaluate their resistance to long-term tracking. The test requested was the 1000 hour salt fog test, as described in Section 6.3 of draft IEC document TC 36 19-10-1988. "Tests on...