Main Multipoint BF User Manual

6 6 720 607 090
3. Technical Data
TABLE 1 - GENERAL
TABLE 3 - PERFORMANCE
TABLE 2 - FLUE DETAILS
The appliance has a permanent pilot.
The appliance and flue components are packed in separate
cartons.
The appliance is for use with Natural Gas only.
Maximum cold water supply inlet pressure 12 bar (180 p.s.i.)
Minimum cold water supply inlet pressure to operate the appliance 0.2 bar (2.9 p.s.i.)
Minimum cold water supply inlet pressure for maximum domestic hot water flow 1 bar (15 p.s.i.)
Domestic hot water delivery with temperature control knob fully anticlockwise 4 to 13 litres/minute at
25°C temperature rise
Domestic hot water delivery with temperature control knob fully clockwise 2.5 to 6 litres/minute at
55°C temperature rise
* These values & settings apply when the
appliance has been converted to operate in
conjunction with a Se-duct type flue system.
Natural Gas Se-duct*
Gas category
I
2H
I
2H
Appliance Type
C
11
C
21
Minimum rated output 7 kW 7 kW
Maximum rated output 23 kW 20.7 kW
Rated input (Net) 25.5 kW 23 kW
Gas rate (CV 34 MJ/m
3
)2.9 m
3
/hr 2.6 m
3
/hr
Inlet pressure 20 mbar 20 mbar
Number of injectors 16 16
Injector diameter 1.05 mm 1.05 mm
Pilot injector marking 5 11
Burner pressure 14.1 mbar 12.5 mbar
Height 846 mm 846 mm
Width 420 mm 420 mm
Depth 285 mm 285 mm
Dry weight 20 kg 20 kg
Gas connection 15mm Copper 15mm Copper
Hot/cold water connections 15mm Copper 15mm Copper
Wall hole size - width 310 mm (3 in.)
Wall hole size - height 300 mm (3 in.)
min. length 100 mm (4 in.)
max. length 150 mm (6 in.)
min. length 150 mm (6 in.)
max. length 230 mm (9 in.)
min. length 230 mm (9 in.)
max. length 380 mm (15 in.)
min. length 380 mm (15 in.)
max. length 610 mm (24 in.)
Sales Code 31/12968 - Se-duct flue kit
Sales Code 31/10321
Sales Code 31/10322
Sales Code 31/10323
Sales Code 31/10324

Main Multipoint BF Specifications

General

Brand	Main
Model	Multipoint BF
Category	Water Heater
Language	English