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工作条件：

※Rated voltage of power supply is 220V and frequency is 50Hz single-phase AC.
※Pressure of syste≤1.0MPa.
※Transmitted liquid should not include solid impurity the volume of which ratio exceeds 0.1% or the size of  which is more than 0.2mm.
※The lowest liquid temperature .....2℃.
※The highest liquid temperature...110℃.
※The lowest environment temperature......2℃.
※The highest environment temperature.....40℃.

屏蔽泵的特点和用途：

GR series of circulating pump researched and developed by technique staff of our company has following merits: no leakage low noise environmental protection, beautiful appearance, convenient installation, run responsible and so on, it is designed special for heating system and it can be used to supply water and add pressure for mansions of city, villa of suburb, house, to match industrial equipment, 
to supply water in cycle fo cool air-condition, boiler and solar energysupply hot water and keep warm in cycle, etc.