Environment Correction - Hyundai HY4000SEi User Manual

13. APPENDIX

13.1) Environment Correction

The standard condition of rated power output:
Altitude:0m
o
Ambient temperature:25 C
Relative humidity:30%
Factor of environment correction:
Ambient temperature℃
Altitude(m)
25 30
0 1 0.98
500 0.93 0.91
1000 0.87 0.85
2000 0.75 0.73
3000 0.64 0.62
4000 0.54 0.52
NOTE: Relative humidity 60% correction factorC-
Example：
Rated power（P ）3.5kVA generator(Altitude:
1000m) Ambient temperature: 35℃ ，Relative
35 40 45 humidity: 80%
0.96 0.93 0.90
0.89 0.87 0.84
0.82 0.80 0.78
0.71 0.69 0.66
0.60 0.58 0.56
0.50 0.48 0.46
0.01；
Relative humidity 80% correction
factorC -0.02；
Relative humidity 90% correction factorC-
0.03；
Relative humidity 100% correctionfactorC-
0.04；
N
P=Pn*(C-0.02)=3.5*(0.82-0.02)=2.8 kVA
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