Specifications

32
OUTLINE SPECIFICATIONS
Maximum mains water supply pressure (to Cold Water Combination Valve) 16.0 bar
Operating pressure (Pressure reducing valve set pressure - non adjustable) 3.5 bar
Expansion valve set pressure 6.0 bar
Temperature/Pressure relief valve set temp/pressure 90
o
C/10 bar
Immersion heater rating (a.c. supply only) 3.0kW 240V
2.7kW 230V
Outer casing:
Grey textured plastic coated corrosion proofed steel
Water container:
Stainless steel (grade 1.4362 to EN10088). 100% pressure tested to 15 bar.
Thermal insulation:
CFC/HCFC free re retardant expanded polyurethane foam. Nominal thickness 50mm.
Pipe connections:
All models: Inlet and Outlet connections accept 22mm outside diameter pipe - compression nuts and
olives supplied.
120/150 litre models: Primary ow from boiler, primary vent, heating coil return - 22mm o/dia copper
pipe. CH motorised valve accepts 22mm o/dia copper pipe. Primary cold feed connection 15mm o/dia
copper pipe.
170, 210, 250, 300 litre models: Primary ow from boiler, primary vent, 2nd CH zone tapping - 28mm
o/dia copper pipe. CH motorised valve accepts 28mm o/dia copper pipe. Primary heating coil return
and primary cold feed connection - 22mm o/dia copper pipe.
Safety features:
All Premier Plus SystemFit units -
Manually resettable thermal cut-out on heating element
Manually resettable thermal cut-out for primary heating. Factory wired in series with 2
port motorised valve supplied.
Factory tted Temperature/Pressure relief valve