Dry pipe valve is mainly use in dry pipe fire protection system to protect areas subject to freezing temperature. It is a differential valve separating water and air pressure, and automatically controls water flow upon fire sprinkler operation.
Available size (Source 1 with UL/FM)
| Size | Connection | Working pressure (psi) | Ref. No. |
|---|---|---|---|
| 3″ / DN80 | FxF, GxG, FxG | 300 | V6601 |
| 4″ / DN100 | FxF, GxG, FxG | 300 | V6602 |
| 6″ / DN150 | FxF, GxG, FxG | 300 | V6603 |
| 8″ / DN200 | FxF, GxG, FxG | 300 | V6604 |
Note: The flanged end connection is available with ANSI B16.5 Class 150, ANSI B16.42 Class 150, BS 4504 PN 16, or DIN 2532 PN 16.
Available size (Source 2 with UL/FM)
| Size | Connection | Working pressure (psi) | Ref. No. |
|---|---|---|---|
| 4″ / DN100 | FxF | 250 | V6611 |
| 6″ / DN150 | FxF | 250 | V6612 |
Note: The flanged end connection is available with BS 4504 PN 16, or DIN 2532 PN 16.
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