Oil-Immersed NSD Machine is available in various ratings like 440 V - 550 V, 3 phase, 3 wire, 50 Hz and up to 100 HP. The NSD Machine is ideal for starter of squirrel cage induction motors. The NSD Machine is made of quality grade raw material which ensures optimum durability along with long lasting trouble free service. Oil-Immersed NSD Machine is strong and rigid in construction and requires minimal maintenance.