Name: China Fire Sprinkler Head FM Manufacturers, Suppliers - Wholesale Price - FOREDE
Brand: FOREDE
SKU: 266577080

Description

Technical Parameters

Products Description

Fire Sprinkler Head FM

Fire Sprinkler Head FM is a critical element in modern fire protection systems, designed to respond swiftly and effectively to fire incidents. It operates based on a heat-sensitive mechanism, typically featuring a glass bulb or fusible link that melts or breaks when exposed to a specific temperature threshold, usually around 68°C. This triggers the opening of the valve, allowing water to be discharged through the sprinkler head in a controlled pattern.

Constructed with durability and reliability in mind, FM-approved sprinkler heads are manufactured to meet stringent safety standards. They are available in various configurations, including pendant, upright, and sidewall types, each tailored to specific installation requirements and fire scenarios. The pendant sprinkler head, for instance, is commonly installed on ceilings and provides a hemispherical water distribution pattern, ideal for covering large areas.

In addition to their primary function of fire suppression, FM sprinkler heads also contribute to the overall safety of buildings by integrating with other fire protection systems. They can be linked to fire alarms, smoke detectors, and ventilation systems, ensuring a coordinated response in the event of a fire. This integration helps to minimize damage and protect lives by quickly containing the fire and preventing its spread.

Products Specification

Features

Sensitive Element: JOB® Brand Glass Bulb;

Main Material: Brass;

Seal Material: NBR;

Surface Finishing: Chrome.

Approved: FM Approved

Model Number	Connection	K Factor	Temperature	Response
T-ZSTBS 80-57°C Q5 J	1/2" (DN15) BSP/NPT	K5.6@US (80@Metric)	57°C	Standard
T-ZSTBS 80-68°C Q5 J	1/2" (DN15) BSP/NPT	K5.6@US (80@Metric)	68°C	Standard
T-ZSTBS 80-79°C Q5 J	1/2" (DN15) BSP/NPT	K5.6@US (80@Metric)	79°C	Standard
T-ZSTBS 80-93°C Q5 J	1/2" (DN15) BSP/NPT	K5.6@US (80@Metric)	93°C	Standard
T-ZSTBS 80-141°C Q5 J	1/2" (DN15) BSP/NPT	K5.6@US (80@Metric)	141°C	Standard

FAQ

1.What are the response times for FM - certified fire sprinkler heads with different glass bulb sizes?

For a 5mm glass bulb, the response time is generally around 15 seconds. A 3mm glass bulb has a response time of approximately 8 seconds. The smaller the glass bulb, the faster the response, which is crucial for quickly suppressing fires in their early stages.

2. What are the common response temperatures for FM - certified fire sprinkler heads?

Common response temperatures include 57°C (135°F), 68°C (155°F), 79°C (175°F), 93°C (200°F), 141°C (286°F). Each temperature rating corresponds to a specific glass bulb color, such as orange for 57°C, red for 68°C, and so on.

3. How do you determine the installation location of FM - certified fire sprinkler heads?

The installation location should be planned based on relevant building codes and fire - safety standards. It is important to ensure that the sprinkler heads can effectively cover the designated area without any obstructions. For example, they are usually installed on ceilings or walls, and the spacing should be considered to achieve optimal coverage.

4. What is the recommended spacing between FM - certified fire sprinkler heads?

The spacing is typically around 3.6 meters in diameter or 1.8 meters in radius. This ensures that the sprinkler heads can provide adequate coverage of the area and effectively suppress fires.

5.What is the minimum distance between an FM - certified fire sprinkler head and a wall?

The minimum distance is 300 millimeters. This is to prevent the sprinkler head from being blocked by the wall, which could affect its normal operation during a fire.