Air-to-water Heat Pump Split Versati
34
Description Joint pipe thread
Circulating water inlet/outlet of main unit
Cooling water inlet of water tank
Circulating water inlet/outlet of water tank
Hot water outlet of water tank
Notes
(a) Distance between indoor unit and water tank should not exceed 5m levelly and 3m vertically. If higher,
please contact with us. Water tank on lower and main unit on higher side is recommended.
(b) Prepare the materials according to the above joints dimension. If cut-off valve is installed outside the room,
PPR pipe is recommended to avoid freeze damage.
(c)
enter into pipeline system during installation of connection pipes.
(d)
insulated cotton. If necessary, install heating device for pipeline to prevent the pipeline from freezing.
(e) Hot water supplied from insulated water tank depends on pressure of water tap, so there must be supply of
tap water.
(f) During using, the cut-off valve of cooling water inlet of water tank should be kept normally on.
18.4 Electric wiring work
18.4.1 Wiring principle
General principles
(1) Wires, equipment and connectors supplied for use on the site must be in compliance with provisions of
regulations and engineering requirements.
(2)
(3) Before connection work is started, the power supply must be shut off.
(4) Installer shall be responsible for any damage due to incorrect connection of the external circuit.
(5) Only copper wires are allowed to be used.
(6) Connection of power cable to the electric cabinet of the unit
(7) Power cables should be laid out through cabling trough, conduit tube or cable channel.
(8) Power cables to be connected into the electric cabinet must be protected with rubber or plastic to prevent
scratch by edge of metal plate.
(9)
the cabinet free from an external force.
(10) Power cable must be grounded reliably.
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