LG PDI Premium PQNUD1S40 Manual Del Propietario Y De Instalación página 14

INSTALLATION METHOD
14
How to wire the product (when GHP product is connected)
Wiring Power Indicator
POWER
24 V~ power is supplied
from the power supply
Wiring Power Supply
220-240 V~ power cable connection terminal
Grounding cable connection terminal
24 V~ power cable connection terminal
CAUTION
!
• Power supply must be applied after wiring the product is completed, if applicable.
* The Power supply is not provided with the PDI package sold in the U.S.
• Selection of Transformer.
- Select an insulation product that complies with IEC61558-2-6(or UL5085-3) and NEC Class 2.
- Considering PDI current consumption, connect only one PDI per Transformer.
- To supply power to PDIs sold in the U.S., be sure to use a transformer with VA rating not ex-
ceeding 20 VA.
Connected to pulse-type wattmeter (1~4 ports)
Connected to pulse-type gas meter (5~8 ports)
WHM
MENU
SELECT
PQNUD1S40
ODU WHM CHECK
Connect to central control (outdoor unit)
485 communication line
L
220-240 V~
Fixing clamp
N