TP-6514 9/09 23Section 1 Installation
Fuel Consumption,
at % load, m
3
/hr. (cfh)
60 Hz 50 Hz
Natural Gas, m
3
/hr. (cfh)
100% 3.7 (132) 3.3 (118)
75% 3.2 (113) 2.9 (101)
50% 2.6 (93) 2.3 (83)
25% 2.2 (77) 1.9 (69)
LP Vapor, m
3
/hr. (cfh)
100% 2.0 (72) 1.7 (61)
75% 1.3 (45) 1.1 (38)
50% 1.0 (36) 0.9 (31)
25% 0.8 (29) 0.7 (25)
LP vapor conversion factors:
8.58 ft.
3
=1lb.
0.535 m
3
=1kg
36.39 ft.
3
= 1 gal.
Nominal fuel rating:
Natural gas: 37 MJ/m
3
(1000 Btu/ft.
3
)
LP vapor: 93 MJ/m
3
(2500 Btu/ft.
3
)
Figure 1-15 Fuel Consumption, 8.5 kW
Fuel Consumption,
at % load, m
3
/hr. (cfh)
60 Hz 50 Hz
Natural Gas, m
3
/hr. (cfh)
100% 5.9 (209) 4.9 (175)
75% 4.8 (168) 4.0 (141)
50% 3.6 (127) 3.0 (106)
25% 2.4 (85) 2.0 (71)
LP Vapor, m
3
/hr. (cfh)
100% 3.1 (108) 2.5 (89)
75% 2.5 (87) 2.0 (72)
50% 1.9 (65) 1.5 (53)
25% 1.2 (44) 1.0 (36)
LP vapor conversion factors:
8.58 ft.
3
=1lb.
0.535 m
3
=1kg
36.39 ft.
3
= 1 gal.
Nominal fuel rating:
Natural gas: 37 MJ/m
3
(1000 Btu/ft.
3
)
LP vapor: 93 MJ/m
3
(2500 Btu/ft.
3
)
Figure 1-16 Fuel Consumption, 12 kW
Fuel Consumption,
at % load, m
3
/hr. (cfh)
60 Hz 50 Hz
Natural Gas, m
3
/hr. (cfh)
100% 6.9 (242) 5.7 (203)
75% 5.8 (204) 4.7 (167)
50% 4.4 (155) 3.8 (133)
25% 3.4 (120) 2.9 (103)
LP Vapor, m
3
/hr. (cfh)
100% 3.2 (112) 2.7 (94)
75% 2.7 (96) 2.2 (79)
50% 2.1 (74) 1.7 (62)
25% 1.6 (57) 1.4 (50)
LP vapor conversion factors:
8.58 ft.
3
=1lb.
0.535 m
3
=1kg
36.39 ft.
3
= 1 gal.
Nominal fuel rating:
Natural gas: 37 MJ/m
3
(1000 Btu/ft.
3
)
LP vapor: 93 MJ/m
3
(2500 Btu/ft.
3
)
Figure 1-17 Fuel Consumption, 17/18 kW