Viconics VTR7300 Application Manual - Manual (Page 5)

5
Typical line wiring one to one setup
Line Voltage Electrical Ratings
VC3500E5000 VC3504E5000 VC3400E5000 VC3404E5000 VC3300E5000
Slave Fan Unit
Power supply - 90 to 277 Vac universal all models
- Black Hot L1 Power Vac ( Switches: Brown, Blue, Red & Yellow )
- White Neutral Power Vac
Fan line voltage contact
Wire connections
½ HP Maximum
3 Fan Speed
Control Wires
Brown, Blue, Red
3 Fan Speed
Control Wires
Brown, Blue, Red
3 Fan Speed
Control Wires
Brown, Blue, Red
3 Fan Speed
Control Wires
Brown, Blue, Red
3 Fan Speed
Control Wires
Brown, Blue, Red
Valve line voltage
contact
Yellow wire connection
10A maximum
4 Pipes Cool output
Or
2 Pipes Heat / Cool
output
4 Pipes Cool output
Or
2 Pipes Heat / Cool
output
2 Pipes Heat / Cool
output 2 Pipes Heat / Cool
output N/A
Valve line voltage
contact
Orange wire
connections
10A maximum
4 Pipes Heat output
Isolated dry contact
output
Or
2 Pipes reheat
output
4 Pipes Heat output
Isolated dry contact
output
Or
2 Pipes reheat
output
N/A N/A N/A
VC3504E
Relay Pack
Black - Hot Power
Orange - Connected to Black Hot
White - Neutral
Brown - High Speed
Blue - Medium Speed
Red - Low Speed
M
3 Speed
Applications
2 Speed
Applications
Single Speed
Applications
For 2 pipe applications use cooling valve yellow wire connection
Fan Speed Arrangement
By Configuration M
Orange - Heating Valve
Yellow - Cooling Valve
V
V
M
Orange - Electric Reheat R
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