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Pointer SF6 density relay
MJIII pointer SF6 densityrelay is widely used in high pressure switch electricity and electrical appliances industry.,whose main sensing element is spring tube and bimetallic strip. We’ve learnt advanced technology from the domestic and foreign counterparts,and so the product is certainly with a unique advanced temperature compensation function. This product test and control the high pressure switch and the SF6 gas density in the electrical equipment, ensure the normal operation of the equipment,and preventsf6gas from leaking and damaging the equipment and then it can easily protect the equipment.