Viconics VTR7300 Application Manual Uživatelský manuál stáhnout pdf (Strana 16)

Typical Wiring of Line Voltage Components of VC7350xX Relay Packs

VC3504E

Relay Pack

Black - Hot Power

Orange - Connected to Black Hot

White - Neutral

Brown - High Speed

Blue - Medium Speed

Red - Low Speed

3 Speed

Applications

2 Speed

Applications

Single Speed

Applications

For 2 pipe applications use cooling valve yellow wire connection

Fan Speed Arrangement

By Configuration

Orange - Heating Valve

Yellow - Cooling Valve

Orange - Electric Reheat

For electric reheat applications where current draw is under above 10 A

use a line powered coil pilot duty relay or contactor for the heating element

in place of the heating valve

Black - Hot Power

Green - Connected to Black Hot

White - Neutral

Brown - High Speed

Blue - Medium Speed

Red - Low Speed

3 Speed

Applications

2 Speed

Applications

Single Speed

Applications

Fan Speed Arrangement

By Configuration

Yellow - Cooling Valve

For electric reheat applications where current draw is under 10 A wire

the resistive heater element as below

- Use the Green wire as isolated switching input

- Limits & safeties not showed & supplied with heater

VC3504E

Relay Pack

Resistive Electric Element

Safeties Not Show

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 27 28

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