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Factory Price Bulb Sprinkler - 5mm Special response sprinkler bulbs – Zhurong
Size（mm） Temperature Rating（℃/°F） Color A 3.8 57℃ / 135°F orange B 2.02 68℃ / 155°F red C <4.5 79℃ / 175°F yellow D 5±0.1 93℃ / 200°F green d1 5.3±0.2 141℃ / 286°F blue d2 5.3±0.3 L 24.5±0.5 l1 20±0.4 l2 19.8±0.4 Glass bulb load（N） Average Cursh load（X） 4000 lower Tolerance Limit（TL） ≥2000 Maximum clamping torque 8.0 N·cm Response time index（m*s）0.5 80＜RTI≤350 A glass sprinkler bulb is the most reliable and economic device used to ac... -
Cheapest Factory Quick Response Fire Sprinkler - ZSTM B water curtain sprinkler – Zhurong
Model ZSTM B-15 ZSTM B-20 ZSTM B-25 Flow Characteristics 15 20 25 Thread Size R₂ 1/2 Nominal Working Pressure 0.1MPa Injection Angle(°) 120 The water curtain sprinkler is a spraying device fixed in the pipeline of the water curtain system, which is used to continuously spray water to form a water curtain, protect the surface threatened by fire and form a fire separation. Water curtain sprinkler is mainly used for fire-proof partition, fire-proof zoning and local cooling. It ... -
Bottom price Sprinkler Fire Extinguisher - ZSTM B water curtain sprinkler – Zhurong
Model ZSTM B-15 ZSTM B-20 ZSTM B-25 Flow Characteristics 15 20 25 Thread Size R₂ 1/2 Nominal Working Pressure 0.1MPa Injection Angle(°) 120 The water curtain sprinkler is a spraying device fixed in the pipeline of the water curtain system, which is used to continuously spray water to form a water curtain, protect the surface threatened by fire and form a fire separation. Water curtain sprinkler is mainly used for fire-proof partition, fire-proof zoning and local cooling. It ... -
Factory Outlets Water Curtain Head - Fusible alloy/Sprinkler bulb ESFR sprinkler heads – Zhurong
Model ESFR-202/68℃ P ESFR-202/68℃ U ESFR-202/74℃ P ESFR-202/74℃ U ESFR-242/74℃ P ESFR-242/74℃ U ESFR-323/74℃ P ESFR-323/74℃ U ESFR-363/74℃ P ESFR-363/74℃ U Mounting Pendent Upright Pendent Upright Pendent Upright Pendent Upright Pendent Upright Flow Characteristics 202 202 242 323 363 Thread Size R₂ 3/4 R₂ 1 Nominal action temperature 68℃ 74℃ Nominal Working Pressure 1.2MPa Factory test pressure 3.4MPa Background – History In the 1980s, early suppression, fast response (ESFR... -
Low MOQ for Zst Types Glass Bulb Fire Sprinkler – Special response sprinkler bulbs (short type) – Zhurong
Size（mm） Temperature Rating（℃/°F） Color A 3.8 57℃ / 135°F orange B 2.02 68℃ / 155°F red C <4.5 79℃ / 175°F yellow D 5±0.1 93℃ / 200°F green d1 5.1±0.2 141℃ / 286°F blue d2 5.1±0.3 L 19.8±0.5 l1 16±0.4 l2 15.8±0.4 Glass bulb load（N） Average Cursh load（X） 4000 lower Tolerance Limit（TL） ≥2000 Maximum clamping torque 8.0 N·cm Response time index（m*s）0.5 80＜RTI≤350 Although it is smaller, each product is subject to strict factory insp... -
OEM Customized Stainless Steel Fire Sprinkler - ZSTM B water curtain sprinkler – Zhurong
Model ZSTM B-15 ZSTM B-20 ZSTM B-25 Flow Characteristics 15 20 25 Thread Size R₂ 1/2 Nominal Working Pressure 0.1MPa Injection Angle(°) 120 The water curtain sprinkler is a spraying device fixed in the pipeline of the water curtain system, which is used to continuously spray water to form a water curtain, protect the surface threatened by fire and form a fire separation. Water curtain sprinkler is mainly used for fire-proof partition, fire-proof zoning and local cooling. It ... -
Fire Foam Sprinker Fast response Fire sprinkler heads – Zhurong
Product support customized Fast response sprinkler refers to the closed sprinkler with response time index RTI no more than 50 (m * s) 0.5, such as 3mm diameter glass bulb sprinkler and fast response low-pressure sprinkler. What are the differences between fast response sprinkler and standard response sprinkler？ It can be understood from the literal meaning. The reaction speed of the two is different. Fast response sprinkler under certain environment, its response is more sensitive and its t... -
Factory Outlets Water Curtain Head - Fusible alloy/Sprinkler bulb ESFR sprinkler heads – Zhurong
Model ESFR-202/68℃ P ESFR-202/68℃ U ESFR-202/74℃ P ESFR-202/74℃ U ESFR-242/74℃ P ESFR-242/74℃ U ESFR-323/74℃ P ESFR-323/74℃ U ESFR-363/74℃ P ESFR-363/74℃ U Mounting Pendent Upright Pendent Upright Pendent Upright Pendent Upright Pendent Upright Flow Characteristics 202 202 242 323 363 Thread Size R₂ 3/4 R₂ 1 Nominal action temperature 68℃ 74℃ Nominal Working Pressure 1.2MPa Factory test pressure 3.4MPa Background – History In the 1980s, early suppression, fast response (ESFR... -
professional factory for Pendent Spray Nozzle - Fusible alloy/Sprinkler bulb ESFR sprinkler heads – Zhurong
Model ESFR-202/68℃ P ESFR-202/68℃ U ESFR-202/74℃ P ESFR-202/74℃ U ESFR-242/74℃ P ESFR-242/74℃ U ESFR-323/74℃ P ESFR-323/74℃ U ESFR-363/74℃ P ESFR-363/74℃ U Mounting Pendent Upright Pendent Upright Pendent Upright Pendent Upright Pendent Upright Flow Characteristics 202 202 242 323 363 Thread Size R₂ 3/4 R₂ 1 Nominal action temperature 68℃ 74℃ Nominal Working Pressure 1.2MPa Factory test pressure 3.4MPa Background – History In the 1980s, early suppression, fast response (ESFR... -
Factory Price Water Curtain Fire Sprinkler - ZSTM B water curtain sprinkler – Zhurong
Model ZSTM B-15 ZSTM B-20 ZSTM B-25 Flow Characteristics 15 20 25 Thread Size R₂ 1/2 Nominal Working Pressure 0.1MPa Injection Angle(°) 120 The water curtain sprinkler is a spraying device fixed in the pipeline of the water curtain system, which is used to continuously spray water to form a water curtain, protect the surface threatened by fire and form a fire separation. Water curtain sprinkler is mainly used for fire-proof partition, fire-proof zoning and local cooling. It ... -
2022 High quality Residential Sprinkler - ZSTM B water curtain sprinkler – Zhurong
Model ZSTM B-15 ZSTM B-20 ZSTM B-25 Flow Characteristics 15 20 25 Thread Size R₂ 1/2 Nominal Working Pressure 0.1MPa Injection Angle(°) 120 The water curtain sprinkler is a spraying device fixed in the pipeline of the water curtain system, which is used to continuously spray water to form a water curtain, protect the surface threatened by fire and form a fire separation. Water curtain sprinkler is mainly used for fire-proof partition, fire-proof zoning and local cooling. It ... -
Factory Price Water Curtain Fire Sprinkler - ZSTM B water curtain sprinkler – Zhurong
Model ZSTM B-15 ZSTM B-20 ZSTM B-25 Flow Characteristics 15 20 25 Thread Size R₂ 1/2 Nominal Working Pressure 0.1MPa Injection Angle(°) 120 The water curtain sprinkler is a spraying device fixed in the pipeline of the water curtain system, which is used to continuously spray water to form a water curtain, protect the surface threatened by fire and form a fire separation. Water curtain sprinkler is mainly used for fire-proof partition, fire-proof zoning and local cooling. It ...