1-1
INTRODUCTION
Revision Y06-01
Series Manual - DUO Series
1.
INTRODUCTION
1.1 General
The DUO EDC multi split outdoor unit series, comprise the following ST (cooling only)
and RC (heat pump) models:
•
Cooling Only
EDC 18+18 ST, EDC 24+24 ST
•
Heat Pump
EDC 18+18 RC, EDC 24+24 RC
1.2 Main
Features
•
R410A
•
Separate and independent Refrigerant Circuits, Allowing Optimal Capacity.
•
Non Depended Operating Mode Among Indoor Units, Allowing Cooling and.
Heating Operation Simultaneously.
•
A Stand Alone Deicer and Discharge Pressure Protection PCB.
•
Outdoor coil with hydrophilic louver fins for RC units.
•
Easy installation and service.
1.3 Tubing
Connections
Flare type interconnecting tubing to be produced on site.
For further details please refer to APPENDIX A on this manual.
1.4 Inbox
Documentation
Each indoor unit is supplied with its own installation and operation manuals, an
additional instillation guide is provided in the DUO EDC outdoor package.
1.5 Matching
Table
OUTDOOR UNITS
INDOOR UNITS
MODEL
REFRIGERANT
WNG 18
WNG 24
DUO 18+18 ST/RC
R410A
√
DUO 24+24 ST/RC
R410A
√
