Advertisement
Electrical Connections
General Information and Grounding
Verify power supply to ensure compliance with data on the unit's identification label and wiring tags.
The installer shall supply power wiring, control wiring (low voltage), disconnect switches and overcurrent
protection. All cable wiring should comply with specific requirements.
CAUTION!
All field wiring shall be of ONLY COPPER CONDUCTORS and in compliance with local, national and electrical
security codes.This unit must be grounded with a separate cable and in accordance with local, national and
electrical security codes.
Wiring diagram and wiring schematics can be found on the inside surface of the service access panel as well
as in the present manual.
Power Wiring of Field Connections
1.
2. Remove retaining screws on the side of the corner panel. Slide corner panel downwards to remove it. See
3. Run power wiring from the disconnect switch to the unit
4. Direct cables from the disconnect point through the opening provided for power wiring and towards the
5. Install properly sized time delay fuses or circuit breaker, and conduct power supply connections.
6. To save time, energize the crankcase heater (if equipped) through the reheating of compressor oil while the
Note: When changing motor, first remove the top panel.
Figure 12. Typical Field Wiring
MS-SVN052E-EN
Install properly sized and weather proof disconnect switch outdoors and close to the unit.
Figure 12.
interior of the unit's main control box.
remaining the remaining installation steps continue to proceed.
HIGH VOLTAGE WIRING
Electrical Connections
CORNER
PANEL
LOW VOLTAGE WIRING
17
Advertisement
