The Reliable Automatic Sprinkler Co., Inc.,
103 Fairview Park Drive, Elmsford, New York 10523
750CVRA
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Model DDX Double Interlock
Preaction System – Type D
2" (50 mm), 2‑
1
/
2
" (65 mm), 3"
(80 mm), 76 mm, 4" (100 mm), 6"
(150 mm), 165 mm & 8" (200 mm)
Instructions for Installation, Operation,
Care and Maintenance
7 to 10 psi (0.5 to 0.7 bar) Pneumatic Supervising Pressure
with Electric/Electric Actuation Controlled by a Cross-Zoned
Releasing Control Panel
Type D
• Available with 175 psi (12.1 bar) or 300 psi
(20.7 bar) Rated Solenoid Valve
• Externally Resettable Clapper
• One Main Drain
Bulletin 750 Rev C_EN+DE
Bulletin 750 Rev C_EN+DE
