Aprilaire 8346 User's Guide download pdf (Page 28)

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Control Panel Wiring Diagrams

APRILAIRE MODEL 6202 AND 6203 CONTROL PANELS

WIRING DIAGRAM

R 24V (hot) Thermostat voltage

C 24V (com) T-stat (if required) &

damper voltage

W Heat (thermostats and equipment)

Y Cooling (thermostats and equipment)

G Fan (thermostats and equipment)

NC Normally closed damper output

NO Normally opened damper output

RH Heating transformer—24V (hot)

RC Cooling transformer—24V (hot)

24VAC Voltage source for control panel,

T-stats and dampers

CONTROL PANEL TERMINAL DESIGNATIONS

Single-stage furnace and air conditioner application.

Aprilaire Zoned Comfort Control Panel

Wiring Diagrams

ADDITIONAL INSTALLATION FEATURES

• 45 DEGREE ANGLED TERMINALS

• ENCLOSURE ACCOMMODATES WIRING FROM THE SIDE OR REAR

• WIRING DIAGRAM ON FRONT COVER

• AVAILABLE TERMINAL FOR 24 VOLT POWERED STATS

• COMPATIBLE WITH COMMON POWER-STEALING THERMOSTATS

RATED VOLTAGE 20 to 30 VAC

RATED CURRENT 3 amp

FUSE RATING 3 amp, slow blow fuse

MAXIMUM AMBIENT TEMPERATURE 140˚F

RH AND RC TERMINALS Independent heat and cool relays for

2 transformer systems

PLENUM SENSOR

HIGH LIMIT TEMPERATURE Selectable between 120˚F and 160˚F

PLENUM SENSOR

LOW LIMIT TEMPERATURE Selectable between 40˚F and 45˚F

PRODUCT SPECIFICATIONS

MAX. # OF

POWERED

REQUIRED VA DAMPERS

40 3 or Less

75 4 thru 6

40 per 3 Dampers 7 or more

TRANSFORMER REQUIREMENTS

1 2 ... 23 24 25 26 27 28 29 30 31 32

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Aprilaire 8346 User's Guide Page 28

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