ZSJZ water flow indicator, water flow detector for fire fighting
ZSJA series of water flow indicator is uesed in automatic water spray extinguishing system.they can be installed in main water supply pipe or brand pipe.then they deliver flow signals of one area,Signals can reach electric contronal box and also can be used for starting fire water pump control switch.
The series of water flow detection products what our company makes with time circuit ZSJZ(A model) or without time delayer circuit ZSJZ(B model) ,are of seven specifications such as 50(2") 65(2-1/2") 80(3") 100(4") 125(5") 150(6") 200(8") to serve different pipes, connecting ways: pipe threaded, welding type,flanged type and saddle type for users' choice.
| Connection Type |
Saddle Type |
| Model |
ZSJZ/A |
| Nominal Diameter(mm) |
50/65/80/100/125/150/200/250 |
| Working Pressure(Mpa) |
1.2 (12bar) |
| Delay Time(s) |
2-90 |
| Sensitivity(L/Min) |
15~37.5 |
| Contact Capacity |
AC220V,5A/DC24V,3A |
| Connection Type |
Flange Type |
| Model |
ZSJZ/F |
| Nominal Diameter(mm) |
50/65/80/100/125/150/200/250 |
| Working Pressure(Mpa) |
1.2 |
| Delay Time(s) |
2-90 |
| Sensitivity(L/Min) |
15~37.5 |
| Contact Capacity |
AC220V,5A/DC24V,3A |
| Connection Type |
Thread Type |
| Model |
ZSJZ/S |
| Nominal Diameter(mm) |
50~150 |
| Working Pressure(Mpa) |
1.2 |
| Delay Time(s) |
2-90 |
| Sensitivity(L/Min) |
15~37.5 |
| Contact Capacity |
AC220V,5A/DC24V,3A |
| Connection Type |
Welding Type |
| Model |
ZSJZ/H |
| Nominal Diameter(mm) |
50/65/80/100/125/150/200/250 |
| Working Pressure(Mpa) |
1.2 |
| Delay Time(s) |
2-90 |
| Sensitivity(L/Min) |
15~37.5 |
| Contact Capacity |
AC220V,5A/DC24V,3A |
Product Description
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| TECHNICAL SPECIFICATION |
| style |
Pendent Sprinkler |
Upright Sprinkler |
Sidewall Sprinkler |
Concealed Sprinkler |
ESFR |
| Model |
T-ZSTX |
T-ZSTZ |
T-ZSTBS |
ZSTDY |
ESFR |
| Nominal Diameter (mm) |
DN15 |
DN20 |
DN15 |
DN20 |
DN15 |
DN20 |
DN15 |
DN20 |
DN20 |
DN25 |
| Connecting Thread (Inch) |
1/2 |
3/4 |
1/2 |
3/4 |
1/2 |
3/4 |
1/2 |
3/4 |
3/4 |
1 |
| Flow Rate(K) |
80 |
115 |
80 |
115 |
80 |
115 |
80 |
115 |
115 |
|
| Bulb Diameter |
5 mm glass bulb for standard response
3 mm glass bulb for quick response |
| Response Time |
15 seconds in general for 5mm glass bulb
8 seconds in general for 3mm glass bulb |
| SPRINKLER MATERIALS |
| material |
Brass/Zinc alloy |
| Frame |
Bronze Forging |
| Deflector |
Brass |
| Finish |
Brass and Chrome Plated and White Plated Available |
| Certificate |
UL,FM,CE,CCC,ISO |
| Advantage |
1.Our factory established in 2008, ,has more than 10 years of production experience, we are NO.l of fire sprinkler manufacturers in China
2.We can provide OEM service,can do all styles .
3.Fast delivery, and the product has inventory, can be shipped as soon as possible |
| TEMPERATURE RATING |
| Temperature |
Bulb Color |
Temperature |
Bulb Color |
 |
| 135°F 57°C |
Orange |
286°F 141°C |
Blue |
| 155°F 68°C |
Red |
360ºF/182ºC |
Violet |
| 175°F 79°C |
Yellow |
500ºF/260ºC |
Black |
| 200°F 93°C |
Green |
|
|
The glass bulb sprinkler head is an important component of sprinkler system,that is suitable for building where the working temperature is not lower than 4ºC and not higher than 70ºC, such as workshop, warehouse, hotel, shopping mall ,KTV, hospital, cinema, office building and garage etc.
The mechanism is that the glass bulb is sensitive to heat, when surroundings temperature up to a certain point,the glass bulb will break and activate the sprinkler to spray water for fire extinguishing.
Company Profile
_______________________________________________
Guangwei Fire Fighting Scie Tech Co. Ltd was established in 2008 and is one of the largest fire sprinkler manufacturers in China.Our company has 20 engineers, 30 technicians and 500 other employees and occupies a building area of 30,000 square meters.
Annual turnover of more than USD25,000,000. With our staff's efforts, our annual turnover is now more than USD25,000,000. Our products are all manufactured according to the GB50084-2017 and UL LLC standards. At present, our company mainly manufactures in fire sprinklers, fire alarm valves, sprinkler machines and other fire equipment.
OEM service
Furthermore, we can also offer OEM service. Supplying customers with quality products at reasonable prices, we win their trust and support, and establish long-term business relationships with them. Our managing policy is "careful manufacturing, standardized management, offering high-quality products and satisfied service to customers". All of our products are inspected and we received qualification certificates from the State Quality Supervising & Inspection Center for Fire Products. Our products are very popular in many countries and regions around the world such as the US, Brazil, Turkey, Hong Kong, Saudi Arabia, Singapore and India.
FAQ
_________________________________________________
Q1: Are you manufacturer or trading company?
A:We have own 4 factories, fire sprinkler is our advantage.
Q2: What certificate do you have?
A: UL, FM, CE,CCCF, ISO9001etc.
Q3.: Can you customize the products as per our request?
A.: Yes, we do OEM and ODM.We can customize all kinds of sprinkler.
Q4: Can you send me a sample? Is it free?
A: Yes, the sample is free. But the courier charge should be on your side.
Q5: What is the lead time?
A:Sample needs 1-3 days, mass product according to your quantity.
Q6: Do you guarantee for the products?
A:Yes,we offer one year guarantee for the products.
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