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3.3.2 Electrical Installation
When electrical installation, note the following requirements:
1. All Power cord, connect the control line and ground must comply with
local regulations.
2. A full load operating current of the unit, check the unit nameplate. Cable
size should meet the electrical requirements.
3. The need to connect a cable is: power lines, signal lines.
4. Main power supply unit requires the same rated power and the
nameplate.
5. The cable can be selected only copper cable, wiring to ensure that all
connections are secure.
6. The electrical installation must be done by a professional electrical
installer.
7. Before connecting circuit, an input power source voltage, and the power
supply has been disconnected is determined with a multimeter.
After completion of the electrical installation, you need to check the
following:
1. Same rated supply voltage and the voltage on the rating plate.
2. The crew did not open electrical circuit, short circuit.
3. The ground cable connection device is connected.
4. The power supply circuit breaker and fuse rating to meet the needs of
the unit.
5. If the monitoring cable, check the monitor cable is connected.
6. Check all cables, connectors have been tightened, without loosening the
fixing screws.
3.4. Start-up Procedures
Upstream circuit breaker is closed air-conditioning, the controller start.
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