IEC 61770 Electric appliances connected to the water mains – Avoidance of backsiphonage and failure of hose-sets I. Overview:The anti-reverse siphoning device is a test equipment for anti-reverse ...View More
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IEC 61770 Backsiphonage Tester with 65 kPa Pressure 0 to 100 s Test Time and AC220 50/60Hz Power