Installation - Electrical
64 UNT-SVX07J-EN
Table 35. Force-Flo two-stage electric heat
Unit
Size
Voltage # Wires 1
st
Stage kW Tot a l kW
Tot a l amps /
ph
02
208/60/1 2 0.8 2.3 10.9
240/60/1 2 1.0 3.0 12.5
277/60/1 2 1.0 3.0 10.9
208/60/3 3 0.8 2.3 6.3
240/60/3 3 1.0 3.0 7.3
480/60/3 4 1.0 3.0 3.7
220-240/50/1 2 1.0 3.0 12.5
220-240/50/3 3 1.0 3.0 7.3
380-415/50/3 4 1.0 3.0 4.2
03
208/60/1 2 1.5 4.5 21.7
240/60/1 2 2.0 6.0 25.0
277/60/1 2 2.0 6.0 21.7
208/60/3 3 1.5 4.5 12.6
240/60/3 3 2.0 6.0 14.5
480/60/3 4 2.0 6.0 7.3
220-240/50/1 2 2.0 6.0 25.0
220-240/50/3 3 2.0 6.0 14.5
380-415/50/3 4 2.0 6.0 8.4
04
208/60/1 2 1.9 5.7 27.5
240/60/1 2 2.5 7.5 31.3
277/60/1 2 2.5 7.5 27.1
208/60/3 3 1.9 5.7 15.9
240/60/3 3 2.5 7.5 18.1
480/60/3 4 2.5 7.5 9.1
220-240/50/1 2 2.5 7.5 31.3
220-240/50/3 3 2.5 7.5 18.1
380-415/50/3 4 2.5 7.5 10.5
06
208/60/1 2 2.2 7.9 38.0
240/60/1 2 3.0 10.5 43.8
277/60/1 2 3.0 10.5 38.0
208/60/3 3 3.4 7.9 21.9
240/60/3 3 4.5 10.5 25.3
480/60/3 4 4.5 10.5 12.7
220-240/50/1 2 3.0 10.5 43.8
220-240/50/3 3 4.5 10.5 25.3
380-415/50/3 4 4.5 10.5 14.7
Unit
Size
Voltage # Wires 1
st
Stage kW To t a l kW
Total amps/
ph
08
208/60/3 3 4.5 10.1 28.2
240/60/3 3 6.0 13.5 32.5
480/60/3 4 6.0 13.5 16.3
220-240/50/3 3 6.0 13.5 32.5
380-415/50/3 4 6.0 13.5 18.8
10
480/60/3 4 8.0 18.0 21.7
380-415/50/3 4 8.0 18.0 25.1
12
480/60/3 4 9.0 20.0 24.1
380-415/50/3 4 9.0 20.0 27.9
Note: When both stages are on, the electric heat will operate only when fan
is in high speed. All data based on individual units.
Table 35. Force-Flo two-stage electric heat