DFH20/7Mine intrinsically safe electric ball valve

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DFH20/7Mine intrinsically safe electric ball valve
Posting date : Oct 14, 2013
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27-
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Brief Introduction 1. Quality Guaranteed 2.best quality 3. New electric valve Detail Introduction DFH20/7Mine intrinsically safe electric ball valve 1. Applicable to occasions, with gas coal dust explosive dangerous gas with ZP - 127 - z automatic sprinkler dust device for mine used host 2.It is a kind of by the sphere rotation and new electric valves open and close waterway Technical parameters Explosion-proof marks: ExibI; The rated working voltage: 12 VDC; The rated working current: 150 ma or less; The highest input voltage Ui: 12.9 VDC; Ii: the maximum input current 400 ma: Maximum internal inductance Li: 0.3 mH; Maximum internal capacitance Ci: OuF; Opening or closing time: 10 s ~ 15 s. Scope of supply pressure: 0.2 MPa ~ 7 MPa; Water supply temperature range: O ℃ ~ 60 ℃; Ball valve size: 20 mm;

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