I. Description:

ZSTX Pendant glass bulb sprinkler is the key part of the automatic fire-fighting sprinkling system. It is used for detecting fire and controlling or extinguishing fire by spraying water automatically. It is widely used fro protecting restaurant, hotel, shop, commercial building, warehouse, underground garage, garment factory and other buildings or mild, middle and serious danger level.

II. Characteristics:

ZSTX Pendant Glass Bulb Sprinkler is composed of glass bulb, copper alloy frame and sealed element, etc. with compact structure and exquisite appearance.

1. The frame of sprinkler adopts copper alloy precision forging with high strength and corrosion resistance. The surface treatment has two kinds for users to choose: natural color deactivation and polishing chromate treatment.

2. Both temperature sensitive element (glass bulb) and washer are imported from Germany. The glass bulb has high strength with reliable operation and quick reaction and washer with high ageing and corrosion resistance.

III. Technical Characteristics

1.Nominal diameter：F15mm，Connecting Screw：R1/2"、100% testing.

2.Rated working pressure：1.2MPa，Testing Pressure when leaving factory：3.0MPa、100% testing

3.Coefficient：K=80±4

4.Diameter of Glass Bulb：F3mm、F5mm

IV. Others:

1.This product can only be installed pendantly with the deflector downwards.

2.When used in the buildings with ceiling, our company can supply relative decorative tray or protection cover.

3.When installing, it should adopt relative special wrench. Screw moment is within 10～20N.m (it should not surpass 29N.m).