| Chang Der Fire Protections Corp. |
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The (Chang Der) Model A Automatic sprinklers are available in spray pendent (SSP). Upright (SSU). conventional (CU/P) and side wall (Horizontal installed). These Sprinklers are incorporated with 5mm diameter glass bulb as a heat sensitivee element nominal tem-perature 68C(155F) or 79C(175F). The glass bulb capsule operating mechanism contain a heatsensitive liguid that expands upon applicaton of heat. At the rated temperature the frangible capsule reuture thereby releasing the orifice seal, The sprinnkler then discharges water in a pre-desinged spray pattern to control or extinguish the fire.
AHD 204G1/2 Model A pendent (SSP) glassbulb sprinkler
AHD 204D1/2 Model A upright (SSP) glassbulb sprinkler
AHD 204D1/2 Model Aj sidewall horizontal (SWP) glass bulb sprinkler
The sprinkler is made in accordance with UL 199 Auto-matic sprinkler for fireprotectionnn service.
Material frame bronze ASTM B584 C83600 diameter 5mm glass bulb DAY-IMPEX DI937
Marking UL 15EL SSP/SSU 155F 68C
Installation 2/1 PT(NPT) thread male inlet
AHD 204G the parts ESCUTCHEON is a optional extra for clean attractive installation, which is
designated recessed prndent
Technical data maximum working pressure 175psi 12.3kgf/cm2
Factory hydrostatic pressure test 100% at 350psi25kgf/cm2 . |
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