ST-70AB

Application：

This product is used for the waters supply system of water level automatic control in areas of factory，s or family，s water pump, wells, cisterns, towers and cooling tower water.

1、Standard：power：110/220，50/60HZ

2、 Rated voltage / current：220V 7.5A/ 110V 15A

3、Set up method：vertical installation

4、Control range：0.2-5.0m   Temperature range：5-60℃

5、water pump，s max power can be controlled directly：1.0HP。

Three-phase ac contactor will be installed if exceed power；Three-phase pump need to install three-phase ac contactor

Features：

1、Unique patent model of air bleeder, which can help the switch’s internal components from being corroded by water vapor in wet environment, also it helps to extend the life of switch.

2、Subject of switch is airtight, damp proof and dustproof.

3、Entity float’s centre of gravity is stable and precise.

4、Dual purpose is for feedwater and drain off water. A port is for feedwater while B port is for drain off water.