... other suitable voltage. Structure type Basic varieties of Z2C series marine DC motor using Uniaxial stretch Drip-proof stretching, ... Rated speed: 3000,1500,1000,750 and 600 rev / min. Under the following conditions, the series motor can be continuous used. ... manufactured. Excitation mode Motor excitation stable with a small series wound winding, and incentive magnetic; Motor starting under transmission ...