DC Inverter Multi VRF System
14
4.5 Electric Wiring
4.5.1 Notices for Wiring
(1) Install units according to national wiring codes.
(2) Use air conditioner specialized power supply and make sure that it is consistent with
system’s rated voltage.
(3) Do not pull the power cord with force.
(4) All electrical installation must be performed by qualified technicians in accordance with local
laws, regulations and this user manual.
(5) Caliber of the power cord must be large enough. A damaged power cord or connection wire
must be replaced by specialized electrical cords.
(6) If the supply cord is damaged, it must be replaced by the manufacturer or its service agent
or a similarly qualified person in order to avoid a hazard.
(7) An all-pole disconnection device which has at least 3mm (3/25 inch) clearances in all poles,
and disconnection must be incorporated in the fixed wiring in accordance with the wiring
rules.
(8) Details of type and rating for fuse:
Model: GMV-24WL/C-T(U), GMV-28WL/C-T(U).
Ceramic 250V5A (front main board), ceramic 250V30A (front main board).
Connect the unit to specialized grounding device and make sure it is securely grounded. It’s a
must to install air switch and current circuit breaker that can cut off the power of the entire system.
The circuit breaker should include magnetic trip function and thermal trip function so that system can
be protected from short circuit and overload.
(9) Grounding Requirements.
1) Air conditioner belongs to class I electrical appliance, so it must be securely grounded.
2) The yellow-green wire inside the unit is a ground wire. Do not cut it off or secure it with
tapping screws, otherwise it will lead to electric shock.
3) Power supply must include secure grounding terminal. Do not connect the ground wire
to the following:
①
Water pipe;
②
Gas pipe;
③
Drain pipe;
④
Other places that are deemed as not secure by professional technicians.
To Next Page
Loading...
Need help?
General