Roberts Gorden Blackheat UHA-Series 30 User Manual
Page 56
UHA L
OW
P
ROFILE
U
NIT
H
EATER
I
NSTALLATION
O
PERATION
AND
S
ERVICE
M
ANUAL
50
15.2 General Technical Data Table (All Models)
*Do not exceed the maximum length of flue stated or heater may not operate properly.
15.3 Technical Data Table (All Models)
Model
UHA[X][S]
30
UHA[X][S]4
5
UHA[X][S]
60
UHA[X][S]
75
UHA[X][S]
100
UHA[X][S]
125
Low Profile UHA[X][S] Axial Fans
Full Load Amps @ 115 V
A
3.0
3.0
4.1
4.1
5.8
5.8
Air Volume
CFM
691
691
1376
1376
1902
1902
Flue and Air Intake
Flue and Air Intake Size
in (cm)
4 (10) - All Models
*Maximum Straight Flue/Air Intake
ft (m)
25 (7.6)
25 (7.6)
25 (7.6)
25 (12.2)
40 (12.2)
40 (12.2)
Model
UHA[X][S]
30
UHA[X][S]
45
UHA[X][S]
60
UHA[X][S]
75
UHA[X][S]
100
UHA[X][S]
125
Total Input
(Btu/h) x (1000)
30
45
60
75
100
125
Total Output
(Btu/h) x (1000)
24.6
36.9
49.2
61.5
82
102.5
Efficiency
%
82 - All Models
Natural Gas (G20) Data - Inlet Pressure 5.0 in wc Min., 14 in wc Max.
Burner Pressure
in wc
3.7
3.6
3.7
3.5
2.6
3.3
LPG / Propane (G31) Data - Inlet Pressure 12.0 in wc Min., 14 in wc Max.
Burner Pressure
in wc
9.4
9.6
9.6
10.0
9.1
10.0