Fire fighting FM/UL Standard Wall Type Indicator fire protection
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Fire fighting FM/UL Standard Wall Type Indicator fire protection
一、Certificate: FM , UL , ULC
二、Usage: Connected with NRS (non-rising stem) gate valve through the wall
三、Installation Instructions:
1. Unload the upper cover of control lead
2. Measure control lead depth, remove the excess part of connector lead and driving rod
3. fit the control rod with full closed valve, turn the position plate to SHUT postion
4. load upper cover
四、Technical specification
Structure:wall type
Model: QSCZG
Normal size: 4’’-12’’
Torque: 0-1200Nm
五、Advantages
Easy installation , the opening and closing position is adjusted well before ex-factory
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