QZG.3.5 / 7.5 DC switch water gun is a ball valve device added to the DC water gun type. It can be adjusted in the process and can be turned on and off at the same time. The operation canister is a must for firefighters With a gun. The internal buckle type pipe tooth interface can also be replaced with a cassette type pipe tooth male (female) interface.
I. Main technical performance parameters
2. DC range ≥28m; rated flow 7.5L / s, allowable error ± 8% (ie ± 0.6L / s); rated injection pressure 0.35MPa.
3. The handle is “on” when pointing to the water outlet, and the vertical axis of the handle is “off”, and these two positions have limited position functions;
4. Nominal diameter of the interface: 65mm.
2. Implementation standard: GB8181-2005 "Fire Water Gun";
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