The insulationclass F or class H . The insulation of open-loop U/f condition of . structure has the adaptability to high carrie frequency voltage supplied by frequency converter .
电动机的绝缘等级为F级或H级，绝缘结构具有对变频器输出高载波频率电压的适应能力。
2
Y series three phase induction motor (380v IP23) is low voltage motor for normal use. The basic protection class are IP23, insulation class is b.
系列三相异步电动机(380 V IP23)是一般用途的低压三相笼型异步电动机，基本防护等级为IP23、绝缘等级为B级。