Robur GAHP A indoor, Instructions For Installation, Use And Maintenance Manual

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Electrical installer
24
4
Figure 3.3
Condensate drain position
A Condensate drain hose D Corrugated hose
A
B
D
L
3.12 DEFROSTING WATER DRAINAGE
Defrosting
In winter, frost may form on the finned coil and the appli-
ance performs defrosting cycles.
3.12.1 Collection basin and drainage system
▶
Provide for a collection basin or containment rim and a dis-
charge system of the defrosting water, to avoid overflowing,
freezing and damage.
4 ELECTRICAL INSTALLER
4.1 WARNINGS
General warnings
Read the warnings in Chapter III.1 p. 4, providing im-
portant information on regulations and on safety.
Compliance with installation standards
Installation must comply with applicable regulations in
force, based on the installation Country and site, in mat-
ters of safety, design, implementation and maintenance
of electrical systems.
Installation must also comply with the manufacturer's
provisions.
Live components
„
After placing the appliance in the final position, and pri-
or to making electrical connections, ensure not to work
on live components.
Earthing
„ The appliance must be connected to an effective earth-
ing system, installed in compliance with regulations in
force.
„
It is forbidden to use gas pipes as earthing.
Cable segregation
Keep power cables physically separate from signal ones.
Do not use the power supply switch to turn the ap-
pliance on/off
„
Never use the external isolation switch (GS) to turn the
appliance on and off, since it may be damaged in the
long run (occasional blackouts are tolerated).
„
To turn the appliance on and off, exclusively use the suit-
ably provided control device (DDC, CCP/CCI or external
request).
Control of water pump
The water pump of the water/primary circuit must
mandatorily be controlled by the appliance's electronic
boards. It is not admissible to start/stop the pump with
no request from the appliance.
4.2 ELECTRICAL SYSTEMS
Electrical connections must provide:
▶
power supply (Paragraph 4.3 p. 25)
▶
control system (Paragraph 4.4 p. 25)
How to make connections
All electrical connections must be made in the appliance's elec-
trical panel (Figure 4.1
p. 25):
1. Ensure the appliance's electrical panel is not live.
2. Remove the front panel of the appliance and the cover of the
electrical panel.
3. Run the cables through the suitable holes in the connection
plate.
4. Run the cables through the suitable cable glands in the elec-
trical panel.
5. Identify the appropriate connection terminals.
6. Make the connections.
7. Close the electrical panel and fit the front panel back on.