INS_SEFL-I 0610
Electrical connection of the furnace
L
2
L
1
3 CONDUCTORS
ELECTRICAL CONNECTION OF THE FURNACE
GND
POWER CABLE
L
2
L
1
N
N
4 CONDUCTORS
GND
POWER CABLE
FOR A 120 V ELECTRICAL OUTLET
To operate the furnace at 208v (instead of 240v) change the transformer primary connection accordingly (see transformer nameplate)
CFM/speed table
15 to 20 kW
(double position 1/3 hp)
ESP
damper 1 damper 2 damper 3
L
ML
MH
H
IWC
degrees
degrees
degrees
Im (A)
T (
°
F)
cfm
Im (A)
T (
°
F)
cfm
Im (A)
T (
°
F)
cfm
Im (A)
T (
°
F)
cfm
0.2
30
30
0
1.2
38
802
1.4
34
896
1.5
34
896
1,8
32
952
0.2
45
45
0
1.4
34
896
1.6
32
952
1.6
28
1088
2
27
1129
0.2
60
60
0
1.6
34
896
1.9
27
1129
2
25
1219
2,3
23
1325
0.2
75
75
0
1.7
33,5
910
2.1
26
1172
2.2
23
1325
2,6
20
1524
0.2
90
90
0
1.7
33
924
2.2
26
1172
2.7
22
1385
2,9
20
1524
0.5
30
30
0
1
45
690
1.1
41.5
748
1.3
38
817
1,6
35,5
874
0.5
45
45
0
1.2
38
817
1.4
32
970
1.5
30,5
1017
1,8
29,5
1052
0.5
60
60
0
1.3
35
887
1.5
29,5
1052
1.7
26,5
1171
1,9
25
1241
0.5
75
75
0
1.4
34
913
1.7
27
1149
1.9
23
1349
2,1
22,5
1379
0,5
90
90
0
1.4
34
913
1.9
26
1193
2.1
22.5
1379
2.4
21
1478
