Page 27
VII−WIRING DIAGRAMS AND OPERATION SEQUENCE
A−Field Wiring
FIELD WIRING DIAGRAM HP21 WITH CB21
24VAC 18GA. MIN.
FIGURE 24
6
6
Jumpers
Required
FIELD INSTALLED JUMPERS REQUIRED
FOR TERMINAL STRIP TB1
With CCB1
Humidity
Control
Without CCB1
Humidity
Control
Outdoor UnitHumidity
Control
Single-Speed Heat Pump Y1 to Y2
Two-Speed Heat Pump none
Single-Speed Heat Pump
Two-Speed Heat Pump
DS to Y1
DS to Y2
SINGLE-PHASE
LINE VOLTAGE
FIELD WIRING
THREE-PHASE
LINE VOLTAGE
FIELD WIRING
CONDUCTOR ONLY
USE COPPER
208−230/60/3
L1L2L3
COMPRESSOR
CONTACTOR
208−230/60/1
L1L2
COMPRESSOR
CONTACTOR
REFER TO UNIT RATING PLATE
FOR MAXIMUM CIRCUIT AMPAC-
ITY AND MAXIMUM FUSE SIZE.
To Next Page
Loading...
Need help?
General
