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
6-4
AIRFLOW CURVES
SM DNGDCI 2-E.1 GB
6.7 DNG UNITS RANGE AIR FLOW CORRECTION FACTORS
(at nominal rating conditions — Test mode).
Air Flow Rate [% of nominal]
60% 70% 80% 90% 100%
Cooling
TC
0.88 0.91 0.94 0.97 1
SC 0.78 0.84 0.89 0.95 1
PI 0.95 0.97 0.98 0.99 1
Heating
PI 1.07 1.05 1.03 1.02 1
TC 0.90 0.92 0.95 0.97 1
* Permissible Air flow Rate - according to model Air Flow Curves
CONTENT