Service manual
Table Of Contents
- DNG DC Inverter Series
- LIST OF EFFECTIVE PAGES
- TABLE OF CONTENTS
- INTRODUCTION
- PRODUCT DATA SHEET
- RATING CONDITIONS
- OUTLINE DIMENSIONS
- PERFORMANCE DATA & PRESSURE CURVES
- AIRFLOW CURVES
- SOUND LEVEL CHARACTERISTICS
- ELECTRICAL DATA
- WIRING DIAGRAMS
- REFRIGERATION DIAGRAMS
- TUBING CONNECTIONS
- CONTROL SYSTEM
- TROUBLESHOOTING
- EXPLODED VIEWS AND SPARE PARTS LISTS
- APPENDIX A
2-6
PRODUCT DATA SHEET
SM DNGDCI 2-E.1 GB
2.6 DNG125 DCI
Model Indoor Unit DNG 125 DCI
Model Outdoor Unit OU12 5HP DCI
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity
(1)
Btu/hr 42650(13650÷47750) 45700(13300÷51200)
kW 12.5 (4.0 ÷ 14.0) 13.4 (3.9 ÷ 15.0)
Power input
(1)
kW 4350 (1.200 ÷ 5.900) 4250 (1.000 ÷ 5500)
EER (Cooling) or COP(Heating)
(1)
W/W 2.85 3.15
Energy efficiency class “C” “D”
Power supply V/Ph/Hz 230/1/50
Rated current A 18.6 18.3
Starting current A 10
Circuit breaker rating A 32
INDOOR
Fan type & quantity Centrifugal x 1
Fan speeds H/M/L RPM 935 / 855 / 760
Air flow
(2)
H/M/L m3/hr 2160 / 1950 / 1620
External static pressure Min-Max Pa 30-100
Sound power level
(3)
H/M/L dB(A) 71 / 67 / 62
Sound pressure level
(4)
H/M/L dB(A) 52 / 49 / 47
Moisture removal l/hr 4.6
Condensate drain tube I.D mm 19
Dimensions WxHxD mm 854/337/816
Weight kg 33
Package dimensions WxHxD mm 1010/342/917
Packaged weight kg 38
Units per pallet units 6
Stacking height units 6
OUTDOOR
Refrigerant control Electronic Expansion Valve
Compressor type, model Scroll DCBL Inverter
Motor type DCBL
Fan type & quantity Axial 2 x 493 Ømm
Fan speeds H/L RPM 900 – 100 (Continuous)
Air flow H/L m3/hr 5700
Sound power level
(3)
Nom C/H dB(A) 69 / 73
Sound pressure level
(4)
Nom C/H dB(A) 56 / 61
Dimensions WxHxD mm 900/1255/340
Weight kg 110
Package dimensions WxHxD mm 985/1395/435
Packaged weight kg 120
Units per pallet Units 1
Stacking height units 1
Refrigerant type R410A
Refrigerant charge(standard connecting
tubing length)
Kg(m) 3.0 / 30
Additional charge per 1 meter g/m 38
Connections
between units
Liquid line In.(mm) 3/8"
Suction line In.(mm) 3/4"
Max.tubing length m. 70
Max.height difference m. 30
Operation control type LCD Remote control
Heating elements kW
Others
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units).
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1.4 meter distance from unit.
CONTENT