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Product Details:
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| Thread: | 1/2",3/4".1" | Port: | Shenzheng |
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| STM water curtain spray nozzle features | |||||||||
| it is important spare parts of auto-or hand water curtain system, widely used in building, or large space
being protected by curtain. | |||||||||
| working method; | |||||||||
| When fire occurs , alarm detection and alarm devices , and turn on the rain alarm valve system of water supply to the pipe network , | |||||||||
| the water flow through the nozzle of the spray resistance from the semi-circular openings in a predetermined direction ejected a dense | |||||||||
| granular water droplets to form a water curtain for cooling to protect the fire shutter doors , theater curtain . Flame arrester can also play | |||||||||
| a role in isolation . | |||||||||
| performance data as below: | |||||||||
| ZSTMA Downward water curtain nozzle | ||||
| part name | factor(K) | spray angle | pressure | thread |
| ZSTMA-T28/160 | 28 | 160° | 0.10MPa | BSPT1/2" |
| ZSTMA-T40/160 | 40 | 160° | 0.10MPa | BSPT1/2" |
| ZSTMA-T52/160 | 52 | 160° | 0.10MPa | BSPT1/2" |
| ZSTMA-T80/160 | 80 | 160° | 0.10MPa | BSPT3/4" |
| ZSTMA-T115-160 | 115 | 160° | 0.10MPa | BSPT1" |
| ZSTMB flat water curtain nozzle | ||||
| part name | factor(K) | spray angle | pressure | thread |
| ZSTMB-T28 | 28 | 120°,180° | 0.10MPa | BSPT1/2" |
| ZSTMB-T40 | 40 | 120°,180° | 0.10MPa | BSPT1/2" |
| ZSTMB-T52 | 52 | 120°,180° | 0.10MPa | BSPT1/2" |
| ZSTMB-T80 | 80 | 120°,180° | 0.10MPa | BSPT3/4" |
| ZSTMB-T115 | 115 | 120°,180° | 0.10MPa | BSPT1" |
