Electric Heater Kit Selection Table - Friedrich Breeze Series Service Manual

Electric Heater Kit Selection Table

Electric Air
Heat Kit Handler
Model Model
AUX5KW 24k
AUX7KW
AUX10KW
AUX5KW 36k
AUX7KW
AUX10KW
AUX15KW
AUX5KW 48K/60K
AUX7KW
AUX10KW
AUX15KW
AUX20KW
NOTES:
• When optional electric heater kit is installed, obtain power for AHU from load side of L1 and L2 of electric heater kit.
• It is recommended that the electric heater kit should be installed in cold climate regions or when long piping is used.
• Properly size the auxiliary heater per the table above.
• Ampacities for MCA and Fuse/breaker include the blower motor.
• Heat pump systems require a specified airflow. Each ton of cooling requires between 350 and 450 cubic feet of air per minute
(CFM).
14
SPECIFICATIONS
Electric MIN. Circuit Ampacity
Heat (kW)
230VAC 208VAC
5 28.3 25.9
7.5 40.7 37.2
10 53.2 48.5
5 29.8 27.4
7.5 42.2 38.7
10 54.7 49.9
15 42.2+36.9 38.6+33.8
5 31.8 29.4
7.5 44.8 40.7
10 56.7 51.9
15 44.8+36.9 40.7+33.8
20 56.7+49.9 51.9+45.2
MAX. Fuse or
Breaker (HACR)
Ampacity
230VAC 208VAC
30 30
45 40
60 50
30 30
45 50
60 50
45+40 40+35
35 30
45 45
60 55
50+40 50+35
60+50 60+50
O = Fan Speed tap may be used
X= Fan speed tap may not be used
See Blower Data(Indoor Units)
Figure 203
Fan Speed Tap
2 3 4
O O O
X O O
X X O
O O O
X O O
X X O
X X X
0 O O
X O O
X X O
X X O
X X X
5
O
O
O
O
O
O
0
O
O
O
O
O