BSI - BS 5067
Specification for Flameproof transformers for use in mines
|Publication Date:||31 July 1985|
|ICS Code (Transformers. Reactors):||29.180|
|ICS Code (Electrical apparatus for explosive atmospheres):||29.260.20|
Covers dry-type flameproof three-phase power transformers up to 11 kV for use underground in mines. States voltages, ratings and connections; mounting flanges and cable terminations; over-voltage protection and earthing.