Daikin EWWD550BJYNN [13/21] 2 capacity correction factor

• Hydronic Systems • Chillers

• Chillers • R-134A • EWWD-BJYNN

5 Capacity tables

5 - 2 Capacity correction factor

Evaporator fouling factors

Condenser fouling factors

Ethylene glycol and low ambient temperature correction factors

Low temperature operation performance factors

Fouling factors

°C / kW

Cooling capacity correction factor

Power input

corretion factor

COP

correction factor

0,0176 1,000 1,000 1,000

0,0440 0,978 0,986 0,992

0,0880 0,957 0,974 0,983

0,1320 0,938 0,962 0,975

Fouling factors

°C / kW

Cooling capacity correction factor

Power input

corretion factor

COP

correction factor

0,044 1,000 1,000 1,000

0,088 0,990 1,018 0,973

0,132 0,981 1,036 0,945

Air ambient temperature °C

-3 -8 -15 -23 -35

% of ethylene glycol by weight 10 20 30 40 50

Cooling capacity correction factor 0,991 0,982 0,972 0,961 0,946

Power input correction factor 0,996 0,992 0,986 0,976 0,966

COP correction factor 0,995 0,990 0,986 0,985 0,979

Flow rate correction factor 1,013 1,040 1,074 1,121 1,178

Water pressure drops correction factor 1,070 1,129 1,181 1,263 1,308

Ethylene glycol/water leaving temperature °C

2 0 -2 -4 -6 -8

Min. % of ethylene glycol 10 20 20 30 30 30

Cooling capacity correction factor 0,842 0,785 0,725 0,670 0,613 0,562

Power input compressors correction factor 0,95 0,94 0,92 0,89 0,87 0,84