CTB2

FORM 150.62-NM1

OPTIONAL SINGLE POINT POWER SUPPLY WIRING – (0040 - 0080)

Power Panel

Control Panel

1

1L1

1L2

1L3

GRD

2 Field Unit Power SupplySee electrical note 9Manual backgroundManual backgroundManual backgroundManual backgroundManual background L

Manual backgroundManual backgroundCTB2

Micropanel

13 14

CTB1

Flow Switch

Field 120-1-60 Micropanel Power Supply if control transformer not supplied

Field Unit Power Supply

See electrical note 9

LD04484

IT IS POSSIBLE THAT MULTIPLE SOURCES OF POWER CAN BE SUPPLYING THE UNIT POWER PANEL. TO PREVENT SERIOUS INJURY OR DEATH, THE TECHNICIAN SHOULD VERIFY THAT NO LETHAL VOLTAGES ARE PRESENT INSIDE THE PANEL AFTER DISCONNECTING POWER, PRIOR TO WORKING ON EQUIPMENT.

THE UNIT EVAPORATOR HEATER USES 120 VAC. DISCONNECTING 120 VAC POWER FROM THE UNIT, AT OR BELOW FREEZING TEMPERATURES, CAN RESULT IN DAMAGE TO THE EVAPORATOR AND UNIT AS A RESULT OF THE CHILLED LIQUID FREEZING.

Electrical Notes and Legend located on Page 18 and 19.

FIG. 3 – OPTIONAL SINGLE POINT POWER SUPPLY WIRING

YORK INTERNATIONAL

15

Page 15
Image 15
York YCAL0080SC, YCAL0014SC Control Panel, CTB2, See electrical note, FORM 150.62-NM1, Micropanel 13 CTB1, Flow Switch