该系列是一款90?部分回转手动驱动装置。适用于连接气动球阀、蝶阀、旋塞阀等阀门。在切断气源时可手动操作，采用蜗轮蜗杆传动，蜗轮副自锁，使用圆锥滚子承轴，传动更加灵活，效率高。气动操作时可切换分离手动操作。法兰全部采用ISO5211国际标准，与阀门配套更加方便。
The series is a 90 degree rotary manual drive device. Suitable for connecting pneumatic ball valve, butterfly valve, plug valve, etc.. When the gas source is cut off, the manual operation is adopted, the worm wheel and the worm wheel are driven, the worm gear pair is self locking, and the use of the tapered roller bearing shaft is more flexible and efficient. Pneumatic operation can be switched to separate manual operation. Flange all using ISO5211 international standards, and the valve is more convenient.
e.型号大小：LH-1~LH-4共4个尺寸供选择，扭矩范围215-1000Nm.
| 规格参数 |
| 型号 |
LH-1 |
产地 |
浙江省温州市 |
| 品牌 |
跃中 |
类型 |
定制 |
| 材质 |
铸铁 |
连接形式 |
法兰 |
| 标准 |
国标 |
加工定制 |
是 |