Bs 2633 Pdf Free 11 Download 00 TECHNICAL SPECIFICATION FOR 11 KV INSULATORS. 09.01 ... Porcelain in the line pin insulators shall be sound, free from cavities and other defect, ... IS- 2633. Galvanised steel tests. BS 1924. Tests on materials before stabilization.. BS 2633-1987.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free.. 11 Disc Spring -nickel Plated. 12 H..