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- Baby Bibs[2]
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- Auto Clutch[1]
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- Air Intakes[1]
- Crank Mechanism[1]
- New Cars[10]
- Car Bumpers[1]
- Other Car Cleaning Tools[2]
- Other Auto Parts[1]
- Steering System[1]
- Agriculture Products Processing[3]
- Oxide[1]
- Fabric Belts[3]
- Bandanas[2]
- Sports Caps[1]
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- Other Scarves & Shawls[1]
- Baby Chairs[1]
- Furniture Casters[3]
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- Patio Umbrellas & Bases[2]
- Metal Crafts[7]
- Plastic Crafts[5]
- Key Chains[1]
- Other Gifts & Crafts[1]
- Clinical Analytical Instruments[7]
- Shower Caps[1]
- Garden Sprinklers[10]
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- Umbrellas[3]
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- Shopping Bags[8]
- Backpacks[2]
- Cleaning Equipment[7]
- Harvesters[10]
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- Other Sports & Entertainment Products[4]
- Sweatband[1]
- Blanket[7]
- Handkerchief[2]
- Mat[1]
- Pillow[1]
- Towel[7]
- Other Tools[1]
- Contact Person : Mr. Yao JianMin
- Company Name : Shanghai Tesuo Industries Co., Ltd.
- Tel : 86-21-58793159
- Fax : 86-21-58765728
- Address : Shanghai,Shanghai,Rm1618,Block A,No188,Zhangyang Road,Shanghai,P.R.China
- Country/Region : China
- Zip : 200120
wet type alarm valve -tsmj-101371
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Operation principle:Condition of a fire takes place in some area in the protected system, glass ball of the sprinkler head (temperature sensing component) is broken, when the sprinkler head open and spray water to put out the fire, the water pressure of wet type alarm valve’s exit side pipe network drops; Valve petals of upper and lower both sides form difference of pigeonholing, when the difference reach certain value, the valve petals are opened, the source of water is filled and enter into the pipe network to put out the fire constantly. The aperture that water flows through in the seal groove flows into the delay device at the same time, after delayed by 5-90S, the alarm bell of excited water conservancy is given out and called the police sound; The pressure switch operates and send out alarm to the warning control system, start the fire control pump to begin to supply water of the pipe network at the same time. Reach the result of scheduling to put out the fire
wet type alarm valve -tsmj-101371
