VC3000 Series
3
Installation Guide
Viconics Technologies Inc.
www.viconics.com [email protected]
028-0296-10
April 2019
INSTALLATION
All wiring must conform to the regulations of local and national electrical codes.
Please read the following instructions carefully before proceeding with the installation. Failure to follow the
instructions could damage the product or cause a hazardous condition. Installation must be performed by a
qualified service technician or electrician. Disconnect the power supply before installing in order to prevent
electrical shock.
Installation Methods
There are three basic methods for installing the VC3000 transformer relay pack controller.
1 –
Installation inside an electrical cabinet of a fan coil unit
• Use the plastic mounting tabs to secure the unit to the inside of the electrical enclosure with screws.
• Cut one or both plastic mounting tabs if space is needed inside the enclosure.
• Install a low or high-voltage metal separator if required.
• Do not exceed the maximum rated temperature of the unit. (50 °C/122 °F)
H
FAN
FAN
C
H
C
Electrical
Cabinet
Low Voltage Connections
to VTR8300 Controller
TYPICAL FAN COIL UNIT
2 –
Installation outside of a junction box or
electrical cabinet
• Use the supplied lock nut to secure the
transformer relay pack to the electrical junction
box or to the electrical cabinet of the fan coil
unit.
3 –
Installation in an enclosed low voltage
junction box (if required by local codes)
• Install the transformer relay pack inside a 4”x 4”
junction box.
• Cut one or both plastic mounting tabs if space
is needed inside the enclosure.
• Use the supplied lock nut to secure the relay
pack (inside its junction box) to the main
electrical junction box or to the electrical
cabinet of the fan coil unit.
