Typical Electric Heater Wiring Diagram; Typical Electric Heater - York CURBPAK CP23 Installation Operation & Maintenance

TYPICAL ELECTRIC HEATER WIRING DIAGRAM

CAUTION:
THAT THE HEATER STAGES ARE TURNED ON SEQUENTIALLY STARTING WITH STAGES 1, 2, 3 . . .
AND TURNED OFF SEQUENTIALLY IN THE REVERSE ORDER; i.e. . . . 3, 2, 1.
FIG. 35 – TYPICAL ELECTRIC HEATER
YORK INTERNATIONAL
EXTERNAL MULTISTEP THERMOSTAT OR STEP CONTROLLERS MUST BE WIRED SO
NOTES: 1. FOR SUPPLY CONNECTIONS, USE MIN
SUITABLE FOR AT LEAST 78°C (167°F).
2. SUPPLY VOLTAGE
3. FIELD TERMINALS SUITABLE FOR USE WITH
TORS ONLY.
4. THIS HEATER REQUIRES 1 SUPPLY CIRCUIT OF
5. CONTROL CIRCUIT WIRING TO BE N.E.C. CLASS 1.
POWER: (FACTORY WIRED)
POWER: (FIELD WIRED)
CONTROL (FACTORY WIRED)
CONTROL (FIELD WIRED)
AWG COPPER CONDUCTORS
, PHASE , CONTROL VOLTAGE
AWG COPPER CONDUC-
FORM 100.10-NOM2
2
LD02466
.
KW.
31