Capacities | Tempest ® III High Velocity
TABLE 1. Main and Atomizing Air capacities scfh* and other burner characteristics (for Btu/h HHV multiply scfh by 100)
Main Air Capacities* scfh (Nm 3 /h) @ main air pressure drop across the burner
Main air pressure = 16 osi/27.7"w.c./69 mbar Atomizing Atomizing Flame Maximum
osi
0.2
1
4
9
16
Air Flow Air Pres. lengths
percent
Burner
inch w.c.
0.35
1.7
6.9 17.2 545
15.6
27.7
scfh
inch w.c.#
inch
excess air
designation
mbar
0.9
4.3
39
69
(Nm 3 /h)
(mbar)
(mm)
%
65
240
870
1220
75
13.8
Gas
400
(1.74)
(6.42)
(14.6)
(23.3)
(32.6) 1200 (32.1) 2280 (60.9) 2280 (60.9) 3420 (91.4) 3180 (85.0) 6050 (162) 5850 (156) 9500 (254)
(2.0)
(34.5)
9
6435-1
85
232
545
865
180
52
(229)
#2 oil
200
(2.27)
(6.20)
(14.6) 1090 (29.1) 1070 (28.6)
(23.1) 1660 (44.4) 1600 (42.8) 2490 (66.6) 2320 (62.0) 4350 (116) 4310
(4.81)
(129) 13.8
170
500
30
Gas
400
(4.54)
(13.4) 430 (11.5)
(0.80)
(34.5)
8
6435-2
165
140 (3.7)
52
(203)
#2 oil
300
(4.41)
(129) 13.8
235
680
1530
70
Gas
400
(6.28)
(18.2)
(40.9) 1430 (38.2) 2830 (75.6) 2750 (73.5) 4460
(1.87)
(34.5)
12
6435-3
300
665
180
52
(305)
#2 oil
400
(8.02)
(17.8) 1270 (33.9) 1240 (33.1) 2060 (55.1)
(4.81)
(129) 13.8
545
160
Gas
350
(14.6)
(4.28)
(34.5)
20
6435-4
665
390
52
(508)
#2 oil
300
(17.8)
(115)
(10.4)
(129) 27.7 (69)
895
5950 (186)
400
Gas
350
(23.9)
(119)
(10.7)
22
6435-5
895
2110
4750 (127) 7100 (190) 7400 (198)
7450 10 000
585
52
(559)
#2 oil
350
(23.9) 1000 (26.7) 1200 (32.1)
(56.4) 3500 (93.6) 3600 (96.2)
(199)
(267)
(15.6)
(129) 27.7 (69)
11 300 15 200
380
Gas
600
(302)
(406)
(10.2)
38
6435-6
11 200 15 000
470
52
(965)
#2 oil
600
(299)
(401)
(12.6)
(129)
* burning on stoichiometric ratio
TABLE 2. Main and Atomizing Air scfh (Nm 3 /h) capacities not burning (use to size blowers)
Atomizing Air (not burning) @ 27.7"w.c./69 mbar Main Air P.
Burner
Fuel
Main Air 16 osi
Atomizing Air scfh (Nm 3 /h)
Atomizing Air P. inch w.c. (mbar)#
designation
Mode
27.7"w.c./69 mbar
Gas
90 (2.41) 180 (4.81) 90 (2.41) 190 (5.08) 100 (2.67) 200 (5.35) 240 (6.42) 460 (12.3) 430 (11.5) 590 (15.8) 430 (11.5) 590 (15.8)
13.8 (34.5)
6435-1
1350 (36.1)
#2 Oil
52 (129)
Gas
13.8 (34.5)
6435-2
3000 (80.2)
#2 Oil
52 (129)
Gas
13.8 (34.5)
6435-3
4120 (110)
#2 Oil
52 (129)
Gas
13.8 (34.5) 52 (129) 27.7 (69) 52 (129) 27.7 (69) 52 (129)
6435-4
7240 (194)
#2 Oil
Gas
6435-5
12 100 (323)
#2 Oil
Gas
6435-6
17 500 (468)
#2 Oil
Bulletin 6435 Page 4
#13.8"w.c. = 8 osi = 34.5 mbar | 27.7"w.c. = 16 osi = 69 mbar | 52"w.c. = 30 osi = 129 mbar
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