28kW Gas-fired Boiler for Central Heating's Features:
●Heating area range: 60-300m2
●Hot water output range:8-20 Lts/min
●Power range:16-40kW
●Multiple protections
Gas-fired Boiler for Central Heating Parameter
Model no
|
Unit
|
L1PB16-A
|
L1PB20-A
|
L1PB24-A
|
L1PB28-A
|
L1PB32-A
|
L1PB36-A
|
L1PB40-A
|
Rated thermal power
|
KW
|
16.0
|
20.0
|
24.0
|
28.0
|
32.0
|
36.0
|
40.0
|
Nominal heat output
|
KW
|
14.3
|
17.8
|
21.4
|
24.9
|
28.5
|
32.0
|
35.6
|
Minimum heat input
|
KW
|
7.2
|
8.1
|
9.6
|
11.5
|
12.8
|
13.8
|
15.5
|
Minimum heat output
|
KW
|
6.2
|
6.9
|
8.2
|
9.8
|
10.8
|
11.6
|
13.0
|
Gas type-G20
|
|
Natural Gas
|
Rated gas pressure
|
Pa
|
1000-3000
|
Voltage
|
V
|
AC 220V,50Hz
|
Power consumption
|
W
|
110
|
110
|
110
|
130
|
130
|
210
|
210
|
Exhaust type
|
|
Forced exhaust
|
Ignition
|
|
Pulse ignition
|
Temperature control mode
|
|
Electronic control
|
Display
|
|
LCD
|
Fuse
|
A
|
3
|
Electric shock protecction
|
|
CLASS I
|
Waterproof grade
|
|
IPX4
|
Heating temperature control range
|
℃
|
30~80(radiator), 25-60(floor heating)
|
Heating Area
|
m2
|
60-120
|
60-150
|
60-200
|
60-220
|
60-260
|
60-280
|
60-300
|
Applied water pressure in heating mode
|
bar
|
1-3
|
DHW temperature control range
|
℃
|
30-60
|
Rated hot water capacity(Δt=25K )
|
L
|
8.0
|
10.0
|
12.0
|
14.0
|
16.0
|
18.0
|
20.0
|
Applied water pressure in DHW mode
|
bar
|
0.2-6
|
Exhaust pipe diamter
|
mm
|
60-100
|
Exhaust pipe length
|
mm
|
1000.0
|
Pump lift
|
m
|
5
|
5
|
6
|
7
|
7
|
8
|
8
|
Expansion tank capacity
|
L
|
5
|
5
|
5
|
6
|
6
|
8
|
8
|
Cold water inlet pipe
|
inch
|
G3/4
|
Hot water outlet pipe
|
inch
|
G1/2
|
Gas inlet pipe
|
inch
|
G3/4 or 1/2
|
Net weight / Gross weight
|
kg
|
25/27
|
26/28
|
27/29
|
28.5/31
|
36.5/40
|
40/43
|
40/43
|
Body size
|
mm
|
710*420*250
|
740*410*317
|
740*510*317
|
Packing dimension
|
mm
|
830*480*310
|
830*480*400
|
830*580*400
|
Loading capacity(40'HQ)
|
pcs
|
500
|
390
|
320
|