Range of Direct & Indirect stainless steel insulated unvented hot water storage cylinders with internal expansion. The secondary circuit consists of a temperature and pressure relief valve set at 10.0 bar and 90°C and an alternative temperature and pressure relief valve also set at 10.0 bar and 90°C , an inlet control group consisting of a pressure reducing valve pre-set at 3.0 bar, an expansion relief valve set at 8.0 bar, a strainer and a check valve cartridge, verified by test (suitable for backflow protection against Fluid Category 2) also supplied with a tundish. Maximum working pressure - Primary circuit: 6.0 bar & Secondary circuit: 7.5 bar Maximum operating temperature 85.0°C
Range of indirect unvented storage cylinders. The secondary circuit is factory fitted with a temperature and pressure relief valve set at 7.0 bar @ 90˚C. The product is supplied with an inlet control group (safety kit) consisting of a pressure reducing valve pre-set at 3.0 bar, strainer, an expansion relief valve set at 6.0 bar and a check valve cartridge (verified by test - suitable for backflow protection against Fluid Category 2). A tundish and expansion vessel are also provided. Maximum working pressures: Primary: 6.0 bar Secondary: 5.5 bar
Non-metallic materials and components comply with BS6920 at 85°C
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