Roberts Gorden Linear Heater User Manual
Page 44
BH-S
ERIES
I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
58
SECTION 14: GENERAL SPECIFICATIONS
14.1 Material Specifications
14.1.1 Reflectors
.024 Aluminum
(Optional .024 Stainless Steel Type 304)
14.2 Heater Specifications
14.2.1 Ignition
Fully automatic spark ignition with safety shut-off.
14.3 Suspension Specifications
Hang heater with materials with a minimum working
load of 75 lbs (33 kg). See Page 14, Figure 14.
14.4 Controls Specifications
Time switches, thermostats, etc. can be wired into
the electrical supply. External controls supplied as an
optional extra.
General Specifications for BH-Series heaters are as follows:
*See Page 4, Section 3 for clearances to combustibles.
GAS PRESSURE AT MANIFOLD:
Natural Gas:
3.5" wc
LP Gas:
10.5" wc
PIPE CONNECTION:
1/2" NPT (for BH-40, 60, 80, 100, 115 & 125)
3/4" NPT (for BH- 140, 150,175 & 200)
DIMENSIONS:
Vent Connection Size:
4" (10 cm)
Outside Air Connection Size: 4" (10 cm)
Refer to figure above for dimensional information.
GAS INLET PRESSURE:
Natural Gas:
for BH-40, 60, 80, 100,
115, 125, 140, 150
4.6" wc Minimum
for BH-175, 200
5.0" wc Minimum
14.0" wc Maximum
LP Gas:
11.0" wc Minimum
14.0" wc Maximum
ELECTRICAL RATING (ALL MODELS):
120 V - 60 Hz, 1 A
Turbulator (select models)
Side View
Reflector
12.5"
(32 cm)
End View
11"
(28 cm)
Minimum Length A
Burner Tube
12.5"
(32 cm)
Heat Input Rate
Length “A”
Recommended
Minimum Mounting Height*
Model
(Btu/h) x (1000)
Minimum
Space
Spot
BH-40
40
10' (3 m)
8-10' (2.4 - 3 m)
8'(2.4 m)
BH-60
60
20' (6 m)
10-12' (3 - 3.6 m)
9' (2.7 m)
BH-80
80
20' (6 m)
12-15' (3.6 - 4.5 m)
11' (3.3 m)
BH-100
100
30' (9 m)
12-15' (3.6 - 4.5 m)
12' (3.7 m)
BH-115
115
30' (9 m)
15-20' (4.5 - 6 m)
15' (4.6 m)
BH-125
125
40' (12 m)
15-20' (4.5 - 6 m)
15' (4.6 m)
BH-140
140
40' (12 m)
20-25' (6 - 7.6 m)
20' (6.1 m)
BH-150
150
50' (15 m)
20-25' (6 - 7.6 m)
20' (6.1 m)
BH-175
175
50' (15 m)
25' (7.6 m)
23' (7 m)
BH-200
200
60' (18 m)
25' (7.6 m)
25' (7.6 m)