This Appraisal is for a range of Bermad Sigma Series 700 automatic hydraulic control valves in sizes DN 50 to DN 600.
The range includes valves with functions to control pressure, flow, surge, levels and pumps in drinking water and non-drinking applications. The valves are PN 35 rated with raised face flanged ends compatible with AS/NZS 4087 Fig B5 (PN16) or Fig B6 (PN35) for sizes ≥ DN 80 and AS 2129 Table D or Table H for DN 50 and DN 65 sizes. Versions with BSP threaded ends are also available