型号相位功率范围转速范围电压等级冷却方式机座号 M44404T-43 400/298.28 1785 460 TEFC 449T M44404TS-43 400/298.28 1785 460 TEFC 449T M25404T-43 400/298.28 1780 460 OPEN 449T M44402T-43 400/298.28 3545 460 TEFC 449TS M25402T-43 400/298.28 3550 460 OPEN 449TS M25454T-43 450/335.56 1780 460 OPEN 449T M25452T-43 450/335.56 3550 460 OPEN 449TS M50504L-43 500/372.85 1790 460 TEFC 5009L M50502S-43 500/372.85 3575 460 TEFC 5009SY M25604L-43 600/447.42 1790 460 WPI 5009L