Reliable DDX-LP PrePak Instructions For Installation, Operation Care And Maintenance Download | Manualshive

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Summary of Contents for DDX-LP PrePak

Page 1: ...le Automatic Sprinkler Company website www reli ablesprinkler com The heart of the Reliable Model DDX LP PrePak is the Model DDX LP Dry Pipe Valve The Reliable Model DDX LP Dry Pipe Valve is a hydraulically operated differential type valve designed for use as a primary control valve in a low pressure dry pipe valve system The trim set used with the Model DDX LP Dry Pipe Valve contains the Reliable...

Page 2: ...mm 32 8 ft 17 7 m 6 150 mm 54 7 ft 21 8 m 8 200 mm 79 3 ft 24 2 m The equivalent length in the table above includes the Model DDX LP PrePak valve supply manifold tee sup ply side control valve and the section of pipe above the Model DDX LP PrePak valve 3 Shipping Weight System Size Weight 2 50 mm 2 65 mm 3 80 mm 554 lb 252 kg 4 100 mm 710 lbs 322 kg 6 150 mm 800 lbs 363 kg 8 200mm 1350 lbs 531kg 4...

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Page 4: ...rotected area The air supply sys tem must be carefully designed to prevent plugging by frost deposits Special requirements such as those in FME R s Installation Guidelines for Refrigerated Storage may need to be incorporated Nitrogen used in refrigerated area systems minimizes the possibility of ice build up and blockage inside the system piping that could inhibit proper system operation The dew p...

Page 5: ...nk to drain any condensate ac cumulation Reliable Technical Bulletins 338 and 519 pro vide additional information for maintaining the Model DDX LP PrePak Deluge Valve System Setup Refer to Figure 2 1 Close the main valve controlling water supply to the Model DDX LP PrePak deluge valve Also close the two valves supplying air or nitrogen to the system 2 Close the pushrod chamber supply valve 3 Open ...

Page 6: ...r and Model B Manual Emergency Sta tion for leakage Also verify that tubing drain lines from releasing devices are not pinched or crushed which could prevent proper releasing of the deluge valve 7 Testing alarms Open the alarm test valve permit ting water from the supply to flow to the alarm pressure switch and to the mechanical sprinkler alarm if pres ent After testing close this valve completely...

Page 7: ...Fig 2 7 Model DDX LP Low Pressure Dry Pipe System Valve Legend Note Some items omitted for clarity ...

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Page 10: ...e P N are required to be 0 None 2 Not Used 3 Air Compressor sizing may differ if specified sprinkler system has an uncommon volume capacity DDX LP PrePak Valve Size System Side Control Valve U Trim Type 3 Solenoid Valve 0 Releasing Control Panel 0 Air Compressor 3 Y System Air Devices Z 2 2 0 None 0 None 0 None 0 None 0 2 1 2 1 1 2 HP 115 VAC systems up to 3 in size 1 Nitrogen Supply Kit 3 3 3 Pre...

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