The Excess Pressure Shutdown Valve shall be a diaphragm actuated, pilot controlled valve. The main valve body shall be ductile iron ASTM A 536. The stem of the basic valve shall be guided top and bottom. The diaphragm shall not be used as a seating surface. All internal and external ferrous surfaces shall be coated with a high quality, fusion epoxy coating. The pressure pilot control shall be field adjustable from 50 psi to 200 psi. The valve shall be certified to NSF/ANSI Standard 61. The Excess Pressure Shutdown Valve shall be a WILKINS Model ZW207.
Compliance:
Features:
Region availability
| North America |
|---|
Anguilla |
Antigua and Barbuda |
Aruba |
Barbados |
Belize |
Bermuda |
British Virgin Islands |
Canada |
Caribbean Netherlands |
Cayman Islands |
Collectivity of Saint Martin |
Costa Rica |
Cuba |
Curaçao |
Dominica |
Dominican Republic |
El Salvador |
Greenland |
Grenada |
Guadeloupe |
Guatemala |
Haiti |
Honduras |
Jamaica |
Martinique |
Mexico |
Montserrat |
Nicaragua |
Panama |
Puerto Rico |
Saint Kitts and Nevis |
Saint Lucia |
Saint Pierre and Miquelon |
Saint Vincent and the Grenadines |
Saint-Barthélemy |
Sint Maarten |
The Bahamas |
Trinidad and Tobago |
Turks and Caicos Islands |
U.S. Virgin Islands |
United States |