Technical Data - Potterton Promax HE Store Installation & Servicing Instructions Manual

Technical Data

Unless indicated, data shown relevant to all models
Classifications Appliance category
Flue Type
NOx Class
Cylinder Insulation
Input (hot water/central heating) - gross
Output to CH (non-condensing)
Output to CH (condensing)
Inlet pressure
Gas rate (after 10 mins.)
Gas control differential (offset)
CO (average)
Ventilation Requirements:
Connections CH Flow & Return
DHW Inlet & Outlet
Gas
Temperature/Press. Relief Valve
Condensate Outlet
Inlet Control Group
Filling Loop
Secondary Expansion Vessel
Automatic bypass
Pressure loss warning
Built in programmer
External programmer
Built-in room thermostat
Built in frost protection
Optional Immersion Heater
Electricity supply
Power Consumption (maximum)
Working pressures Primary
DHW
Mains Supply
Pressure Relief Valve (Primary)
Temperature/Press. Relief Valve
DHW temperature
DHW flow rate
(Practical maximum assuming suitable mains supply)
Weights Lift Weight
Full Weight
6
Heat Engine
Cylinder
90 litre 115 litre
CAT I 2 H
C 13 - C 33 - C 53 (as supplied)
5 (< 70 mg/kWh)
CFC, HCFC = 0%
7.8 - 27.4 kW
6.8 - 24.0 kW
7.6 - 25.9 kW
20 mbar
2.6 m 3 /hr max.
-3 Pa to - 8 Pa (- 0.03 to - 0.08 mbar)
70 ppm
No Compartment Ventilation Required
22 mm Techtite /compression
22 mm tube end
22 mm compression
22 mm compression from tundish.
Flexible Pipe 500 mm long (fits 21.5 mm PP overflow systems)
22 mm compression inlet & outlet
Set reduced pressure 2.5 bar, expansion relief valve set 8.0 bar
15 mm /1/2" union (accessible behind lower front panel)
12 litre, pre-charge 2.5 - 2.7 bar (supplied separately)
Built in
Gauge on facia
2-channel, pre-programmed, battery back-up, separate times for HW
& CH, advance button, CH off selector
Dedicated connectors on user terminal block
Boiler protected below 5 °C
Heatrae Mega . 3 kW at 240V, Advantica Approved
230v ~ 3A fused supply,
166 Watts (Grundfos pump) 156 Watts (Wilo pump)
0.9 - 2.5 bar
1.0 - 2.5 bar
1.0 - 16.0 bar
3.0 bar
Pre-set 95 °C, 10.0 bar opening
30 °C to 60 °C
25 l/m max. 25 l/m max.
45 kg
37 kg 41 kg
171 kg 202 kg
150 litre
25 l/m max.
49 kg
246 kg
© Baxi Heating UK Ltd 2012