Tunnel KBSG Mining Explosion Proof Transformer Mobile Substation Movable

Tunnel KBSG Mining Explosion Proof Transformer Mobile Substation Movable Description: A single-phase supply connected to an alternating current electric motor does not produce a revolving magnetic field; single-phase motors need additional circuits for starting, and such motors are uncommon above 10 or 20 kW in rating. Mine use explosion proof dry-type transformer suitable for underground mines containing methane mixture gas and having potential danger of coal dust explosion.