Nordic R-45, Installation And Service Manual, Page: 62 / 91

1-Nov-2021 Page 62 001200MAN-09
TABLE 28 - Plenum Heater Electrical Specifications
(230-1-60) (208-1-60) (220-1-50)
Actual
(kW)
FLA
(A)
MCA
(A)
Breaker
(A)
Wire
Size
Actual
(kW)
FLA
(A)
MCA
(A)
Breaker
(A)
Wire
Size
Actual
(kW)
FLA
(A)
MCA
(A)
Breaker
(A)
Wire
Size
5 5 20.8 26.0 30 #10 3.8 18.1 22.6 30 #10 4.2 19.1 19.1 30 #10
7
7 29.2 36.5 40 #8 5.3 25.3 31.6 40 #8 5.9 26.7 26.7 40 #6
10
10 41.7 52.1 60 #6 7.5 36.1 45.1 50 #6 8.4 38.1 38.1 50 #6
15
15 62.5 78.1 80 #4 11.3 54.2 67.7 80 #4 12.6 57.2 57.2 80 #3
20 20 83.3 104.2 100 #3 15.0 72.2 90.3 100 #3 16.8 76.3 76.3 100 #3
Size
(kW)
Electrical Specifications Electrical Specifications
Elec.
Code
Power Supply Compressor Fan MCA
Max.
Fuse/
Breaker
Min.
Wire
Size
V-ø-Hz MIN MAX RLA LRA RLA Amps Amps ga
R/RH-
45
1 208/230-1-60 187 253 14.1 84 3.5 25.9 40 #8-2*
2 208-3-60 187 229 9.6 74 3.5 20.3 30 #10-3*
3 265/277-1-60 226 304 13.0 72 3.5 20.0 30 #10-2
4 460-3-60 414 506 5.1 37 3.5 10.7 15 #14-4
6 220-1-50 187 253 12.4 67 3.5 23.8 40 #8-2
7 380-3-50 342 418 4.9 37 3.5 14.4 20 #12-4
TABLE
27
FLA
Amps
22.4
17.9
16.7
9.4
20.7
13.2
Out-
door
Circ.
Max A
4.0
4.0
-
-
4.0
4.0
* additional conductor required if connecting 115VAC circulators to the unit
R/RH-
55
1 208/230-1-60 187 253 20.4 122 4.0 5.0 30.2 35.3 50 #8-2*
2 208-3-60 187 229 14.0 83 4.0 5.0 23.8 27.3 40 #8-3*
3 265/277-1-60 226 304 16.0 110 4.0 - 20.2 24.2 40 #8-2
4 460-3-60 414 506 6.4 41 4.0 - 11.2 12.8 20 #12-4
6 220-1-50 187 253 15.5 100 4.0 5.0 25.3 29.2 40 #8-2
7 380-3-50 342 418 6.1 43 4.0 5.0 15.9 17.4 20 #12-4
R/RH-
65
1 208/230-1-60 187 253 22.8 147 5.5 5.0 34.1 39.8 60 #6-2*
2 208-3-60 187 229 16.5 110 5.5 5.0 27.8 31.9 40 #8-3*
3 265/277-1-60 226 304 22.4 130 5.5 - 28.1 33.7 50 #8-2
4 460-3-60 414 506 7.2 52 5.5 - 13.5 15.3 20 #12-4
6 220-1-50 187 253 21.5 126 5.5 5.0 32.8 38.2 60 #6-2
7 380-3-50 342 418 6.9 52 5.5 5.0 18.2 19.9 30 #10-4
R/RH-
75
1 208/230-1-60 187 253 27.6 190 6.5 5.0 39.9 46.8 60 #6-2*
2 208-3-60 187 229 18.6 149 6.5 5.0 30.9 35.6 50 #8-3*
3 265/277-1-60 226 304 - - - - - - - -
4 460-3-60 414 506 9.0 61 6.5 - 16.3 18.6 30 #10-4
6 220-1-50 187 253 29.5 176 6.5 5.0 41.8 49.2 60 #6-2
7 380-3-50 342 418 7.7 59 6.5 5.0 20.0 21.9 30 #10-4
R/RH-
80
1 208/230-1-60 187 253 32.1 148 7.0 5.0 44.9 52.9 70 #6-2*
2 208-3-60 187 229 22.4 149 7.0 5.0 35.2 40.8 60 #6-3*
3 265/277-1-60 226 304 31.0 170 7.0 - 38.2 46.0 60 #6-2
4 460-3-60 414 506 10.6 75 7.0 - 18.4 21.1 30 #10-4
6 220-1-50 187 253 - - - - - - - -
7 380-3-50 342 418 10.6 74 7.0 5.0 23.4 26.1 40 #8-4