7
Specifications and Dimensions
Outline Specifications
Maximum mains water supply pressure (to 3 bar Pressure Reducing Valve) 1.6 MPa (16 bar)
Operating pressure (Pressure Reducing Valve set pressure – non adjustable) 0.3 MPa (3 bar)
Pressure Relief Valve 0.8 MPa (8 bar)
Temperature and Pressure Relief Valve set temp and pressure 90ºC / 1MPa (10 bar)
Immersion heater rating (a.c. supply only) 3kW @ 240V
2.8kW @ 230V
Outer casing:
White textured plastic coated corrosion resistant steel
Water container:
Duplex stainless steel. 100% pressure tested to 1.5 MPa (15 bar).
Thermal insulation:
CFC/HCFC free fire retardant expanded polyurethane foam with zero ozone depletion potential. It has a Global Warming Potential (GWP) of
3.1. Nominal thickness 60mm.
Pipe connections:
All connections accept 22mm outside diameter pipe – compression nuts and olives supplied. Thread rate is
3
/
4
” BSP male parallel to accept
standard
3
/
4
” BSP female fittings if required.
Safety features:
Direct units –
Manually resettable thermal cut-out on each heating element
Factory fitted Temperature and Pressure Relief Valve
Indirect units –
Manually resettable thermal cut-out on heating element
Manually resettable thermal cut-out for primary heating. Must be wired in conjunction with 2-port motorised valve supplied
Factory fitted Temperature and Pressure Relief Valve
The pace of product development is such that we reserve the right to change product specifications without
notice. We do, however, strive to ensure that all information in this leaflet is accurate at the time of publication.
Table 1 - Standing Heat-loss
170
210
250
300
70
125
145
0.91
1.05
1.18
1.20
1.42
1.61
1.69
332.15
383.25
430.20
438.00
518.30
587.65
616.85
STANDING HEAT LOSS
NOMINAL
CAPACITY
(LITRES)
PER DAY
(kWh/24h)
PER YEAR
(kWh/24h)
PRODUCT SPECIFICATION (1)
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