Lochinvar CHA 100 G CE Installation, Commissioning, User & Maintenance Instructions page 20

3
3.4.3
Description II
2H3+
2H: G20 - 20 mbar
Orifice diameter
(1) = Blank plate
(2) = Burner pressure regulator
(3) = High/low regulator
Nominal load (gross calorific
value)
Nominal output
Supply pressure
Burner pressure
Gas consumption (*)
General 3+
Injector orifice diameter
(1) = Blank plate
(2) = Burner pressure regulator
(3) = High-low control
G30 - 30 mbar (butane)
Nominal load (gross calorific
value)
Nominal output
Supply pressure
(†)
Burner pressure
(*)
Gas consumption
G31 - 37 mbar (propane)
Nominal load (gross calorific
value)
Nominal output
Supply pressure
(†)
Burner pressure
(*)
Gas consumption
(*) Based on 1013.25 mbar and 15 °C.
(†) If using a blank plate instead of a burner pressure regulator, it is assumed that the burner pressure is equal
to the supply pressure. In practice, however, the burner pressure will be lower.
20
Installation
Gas data
Gas data
Unit CHA CHA
100 155
mm 2.90 3.20
1, 2 or 3 2 2
kW 33.9 42.1
kW 25.6 31.9
mbar 20 20
mbar 8.5 8.6
m3/h 3.2 4.0
mm 1.60 1.70
1, 2 or 3 1 1
kW 33.9 42.2
kW 26.3 32.7
mbar 30 30
mbar - -
kg/h 2.5 3.1
kW 33.1 41.4
kW 25.6 32.0
mbar 37 37
mbar - -
kg/h 2.4 3.0
CHA CHA CHA CHA
200 300 400 500
3.20 3.30 2.95 3.20
2 2 2 2
53.4 59.9 83.2 102.5
40.4 45.3 62.9 77.6
20 20 20 20
7.8 8.5 8.5 9.2
5.1 5.7 7.9 9.8
1.60 1.75 1.50 1.70
1 1 1 1
53.4 59.2 80.8 100.1
41.4 45.9 62.6 77.6
30 30 30 30
- - - -
3.9 4.3 5.9 7.3
52.8 58.2 78.4 98.3
40.8 45.0 60.6 75.9
37 37 37 37
- - - -
3.8 4.2 5.6 7.0
Instruction manual CHA
is
CHA CHA
600 700
3.30 3.90
2 2
128.4 142.4
97.1 107.7
20 20
7.8 11.5
12.2 13.6
1.75 2.25
1 3
127.5 140.3
98.8 108.8
30 30
- -
9.3 10.2
125.5 136.2
97.0 105.2
37 37
- -
9.0 9.7