MRV Communications AE182FCAHA Drill User Manual


 
Installation procedure
CElectric wiring
! Warning
l The electric wiring work shall be conducted by qualified electricians according to the install-
ation instructions. A separate power circuit shall be used. Insufficient power cord amperage
or improper wiring will cause danger of electric shock or fire.
l During wiring connection, the power cord shall be of the specified cable and reliably fastened
so that external forces applied to the cable wouldnt transfer to the terminals. Improper conne-
ction or fastening will cause danger of heating, fire etc.
The power cord must be fitted with a grounding wire.
l Grounding shall be made as specified. Unreliable grounding will cause electric shock. The g-
rounding wire shall not be connected to the gas pipeline, water pipeline, thunder arrestor and
telephone wire
! Caution
l A current leakage breaker shall be installed, otherwise it electric shock would happen easily.
l If the power cord is damaged, it must be replaced by the manufacturer or its service center or
similar personnel to avoid risks. The power supply to the indoor unit shall be laid in comply-
ing with the operational instruction manual.
l The electric wiring shall avoid contacting with the high temperature part of the piping so as
to prevent the cable insulation melts and cause dangers.
l After connected on the terminal block, the wires shall be bent to U form and then fastened
with wire clip.
l The control wiring and refrigerant piping may be laid and fastened together.
l Before completion of vacuum pumping of the refrigerant pipe system, do not electrify the in-
door unit.
l The power cord of the indoor unit and connection wiring between indoor and outdoor units
shall be laid out according to the operational instruction manual of the indoor unit.
l The connection of the power cord shall comply with the local regulations.
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