Johnson Controls Unitary Products NL024 Technical Manual page 38

546040-BTG-E-0711
Electric Heat Minimum Supply Air
Size
Model
(Tons)
024
NL
(2.0)
030
NL
(2.5)
036
NL
(3.0)
042
NL
(3.5)
048
NL
(4.0)
060
NL
(5.0)
024
UB
(2.0)
030
UB
(2.5)
036
UB
(3.0)
042
UB
(3.5)
048
UB
(4.0)
060
UB
(5.0)
Indoor Blower Specifications
Size
Model
(Tons) HP
024
NL 1/2
(2.0)
030
NL 1/2
(2.5)
036
NL 1/2
(3.0)
042
NL 1/2
(3.5)
048
NL 1
(4.0)
060
NL 1
(5.0)
024
UB 1/2
(2.0)
030
UB 1/2
(2.5)
036
UB 1/2
(3.0)
042
UB 1
(3.5)
048
UB 1
(4.0)
060
UB 1
(5.0)
Electric Heat Multipliers
Voltage
Nominal
240
1. Electric heaters are rated at nominal voltage. Use this table to determine the electric heat
capacity for heaters applied at lower voltages.
38
Voltage
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
208/230-1-60
Motor
RPM Eff. SF Frame
1075 0.8 1.0
1075 0.8 1.0
1075 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
1100 0.8 1.0
Applied
208
230
Minimum Supply Air (CFM)
Heater kW
5.0 6.5
800 800
800 800
800 800
800 800
1300 1300
1300 1300
800 800
800 800
800 800
1300 1300
1300 1300
1300 1300
48
48
48
48
48
48
48
48
48
48
48
48
kW Capacity Multipliers
0.75
0.92
10 15
800 775
800 775
800 775
800 775
1270 1160
1270 1160
800 750
800 750
800 750
1270 1270
1270 1270
1270 1270
1
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