Owner manual

7
1 Boiler Specication
14730
Diagram 1.2
BOILER SPECIFICATION
Lift weight 12hx to 30hx 25kg (55Ib) 35hx 26.5kg (58.4Ib)
Total weight (installed) 12hx to 30hx 28kg (62Ib) 35hx 29.5kg (65Ib)
Gas connection Ø O.D. 15mm. copper
Heating Flow and Return connection Ø O.D. 22mm. copper
Condensate connection Ø I.D. 21.5mm. plastic
Electrical supply 230V~50Hz
Electrical rating 60W fused 3A
IP clasification IPX4D
Internal fuse rating on main PCB 2A
Gas supply (governed meter only) and cat. G20 natural gas
Gas Category I
2H
natural gas
Inlet gas working pressure 20mbar
Burner % CO
2
case on 9.3 nominal
Burner % CO
2
case off 9.3 nominal
12hx 15hx 18hx 24hx 30hx 35hx
m
3
/h 1.28 1.60 1.93 2.58 3.26 3.8
ft
3
/h 45 56.5 68.1 90.9 115 134
m
3
/h 0.99 0.99 0.99 0.99 0.99 0.99
ft
3
/h 35.1 35.1 35.1 35.1 35.1 35.1
PLEASE REFER TO THE COMMISSIONING SECTION
max. 12.1 15.1 18.2 24.4 30.8 35.8
min. 9.4 9.4 9.4 9.4 9.4 9.4
max. 12 15 18 24 30 35.0
min. 9.3 9.3 9.3 9.3 9.3 9.3
90.7 90.5 90.4 90.3 90.3 90.0
Approximate max. gas rate
after 10 mins. from cold
Heat input NETT Q = kW
Heat output P = kW
Approximate min. gas rate
after 10 mins. from cold
Approximate gas rate
at part load.
SEDBUK rating
Band A
Flue type (all models) C
13, C33, C43, C53
NOx (all models) Class 5