特价销售 怀特驱动液压马达200080A1010ZAAAA
发电机，其定子三相绕组及转子绕组电阻都在几欧姆以下，采用双臂电桥测量较合适。发电机的励磁机的定子绕组在00左右，采用单臂电桥测量。发电机发热试验检査自励发电机是靠剩磁起励建压的，无刷励磁发电机的剩磁电压较高。当其励磁回路短路时，仍有一定的输出电压。刚装配好的新发电机没有剩磁，所以开机前应对励磁机的定子绕组通直流电进行充磁。长期搁置的发电机重新使用前也需事先充磁后才能自励发电。发电机发热试验检査的方法
美国WHITE怀特驱动液压马达 部分如下型号 或者其他型号联系我们
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