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11
Wiring between DRED
(Demand response enabling device)
and Outdoor Unit
This model supports DRM1 DRM2 DRM3.
AS/NZS 4755
DRM1
;
DRM2
;
DRM3
;
Important notice
• Install in accordance with the wiring rules (AS/NZS 3000).
• The precautions described below include important items regarding safety.
Observe them without fail.
• The manufacturer shall not assume any liability for the damage caused by
not observing the description of this manual.
WARNING
•
Turn off the main power supply switch or breaker before
attempting installation.
Make sure all power switches are off. Failure to do so may cause
electric shock.
• Connect the connecting wire correctly.
If the connecting wire is incorrect, electric parts may be damaged.
• Ensure that all terminals are securely
fi
xed, so preventing any external
forces having a negative effect on the terminals.
•
Do not connect the DRED mains cable to the terminal block of
the outdoor unit (Power supply and Indoor/Outdoor connecting).
Improper installation may result in
fi
re.
•
Do not screw the DRED directly to the outdoor unit.
The screw may damage the internal parts and cause an electric
shock,
fi
re or refrigerant leak.
•
Wear heavy gloves during the installation work to avoid injury.
CAUTION
Connection procedure
• This air conditioner complies with AS/NZS 4755.3.1.
• DRM available: DRM1, DRM2, DRM3
• The terminal block meets ELV requirements.
COM
DRM1
DRM2
DRM3
COM
DRM1
DRM2
DRM3
CN01
WHI
CN102
IC103
C100
DB100
C103 D101
COM
DRM1
DRM2
DRM3
10
30
COM
DRM1
DRM2
DRM3
Stripping length for DRED wire
DRED wire
(mm)
Locally procured
DRED
WARNING
• Do not connect the DRED mains cable to the terminal block of
the outdoor unit (Power supply and Indoor/Outdoor connecting).
Improper installation may result in
fi
re.
• For the power supply of the DRED, prepare exclusive power
supply separated from that of the outdoor unit.
WARNING
Connect the wire (4-wire) with a round terminal to the Demand
section (COM, DRM1, DRM2, DRM3) on the terminal block.
Air conditioner demand response
Demand response mode
Description
DRM1
Compressor off
DRM2
E30m
≤
R × 0.50 × 0.5
DRM3
E30m
≤
R × 0.75 × 0.5
*1: E30m = total electrical energy (kWh) used by the air conditioner for all
purposes (including compressors, controls and fans) over a
30 min period.
*2: R
= rated input electrical power of the air conditioner (kW) at rated
capacity in the mode in which it is operating during the demand
response event (i.e.cooling or heating).
1115751104-EN.indd 11
1115751104-EN.indd 11
5/26/2557 BE 10:45 AM
5/26/2557 BE 10:45 AM