Carrier 52M Performance Series - Typical Wiring Schematic

34
TYPICAL WIRING SCHEMATIC FOR ENERGY
MANAGEMENT INTERFACE
FRONT DESK SWITCH PANEL
24-V
TRANSFORMER
(SEE NOTE 1)
PTAC #1
PTAC #2
PTAC #N
ROOM 100 ROOM 101 ROOM N
B
W
B
W
B
W
FIELD-SUPPLIED
LEGEND
NOTES:
1. To size transformer, use the following equation:
Quantity of PTAC units x 12 va = Transformer Size (va)
Example: 110 PTAC Units x 12 va = 1320 va Transformer
2. Following are recommended wire sizes:
AWG WIRE SIZE NO. MAXIMUM LENGTH (ft)
24 400
22 600
20 900
18 1500
16 2000
AW G ó American Wire Gage
BóBlack
PTAC ó Packaged Terminal Air Conditioner
WóWhite
A07390
52M