ZSTM water curtain nozzle,ZSTMA Downward water curtain nozzle,ZSTMB flat water curtain nozzle
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ZSTM water curtain nozzle,ZSTMA Downward water curtain nozzle,ZSTMB flat water curtain nozzle

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ZSTM 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"



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