Johnson Controls 341426-BIM-A-0108 Manuel D’Utilisation

Page de 24
341426-BIM-A-0108
Johnson Controls Unitary Products
7
TABLE 3: NATURAL GAS APPLICATION DATA
AVAILABLE ON MODELS
INPUT CAPACITY
(MBH)
1
OUTPUT 
CAPACITY
(MBH)
GAS RATE
2
FT.
3
/HR.
NUMBER OF
BURNERS
TEMP. RISE °F AT FULL 
INPUT
3
MIN.
MAX.
3 & 3-1/2 TON
45
36
42
2
25
55
3 & 3-1/2 TON
70
56
65
3
25
55
4 & 5 TON
80
64
74
3
25
55
3 & 3-1/2 TON
90
72
84
4
30
60
4 & 5 TON
108
87
100
4
30
60
4 & 5 TON
135
108
126
5
35
65
1.
Heating capacity valid for elevations up to 2000 feet above sea level.  For elevations above 2,000 feet, rated capacity should be reduced by 4% for 
each 1,000 feet above sea level.
2.
Based on 1075 BTU/Ft.
3
.
3.
The air flow must be adjusted to obtain a temperature rise within the range shown.  Continuous return air temperature should not be below 55°F.
TABLE 4: PROPANE
1
 (LP) GAS APPLICATION DATA
AVAILABLE ON MODELS
INPUT CAPACITY 
(MBH)
2
OUTPUT 
CAPACITY (MBH)
GAS RATE
3
FT.
3
/HR.
NUMBER OF 
BURNERS
TEMP. RISE °F AT FULL 
INPUT
4
MIN.
MAX.
3 & 3-1/2 TON
45
36
18
2
25
55
3 & 3-1/2 TON
70
56
28
3
25
55
4 & 5 TON
80
64
32
3
25
55
3 & 3-1/2 TON
90
72
36
4
30
60
4 & 5 TON
108
87
43
4
30
60
4 & 5 TON
135
108
54
5
35
65
1.
Propane applications are accomplished by field installation of a Propane Conversion Accessory, Model 1NP0807 for 3 and 3-1/2 ton units with 
33-1/2” tall cabinets and Model 1NP0808 for 4 and 5 ton units with 41-1/2” tall cabinets.
2.
Heating capacity valid for elevations up to 2,000 feet above sea level.  For elevations above 2,000 feet, rated capacity should be reduced by 4% for 
each 1,000 feet above sea level.
3.
Based on 2500 BTU/Ft.
3
4.
The air flow must be adjusted to obtain a temperature rise within the range shown. Continuous return air temperatures should not be below 55°F.