Daikin EWAP280MBYNN [427/452] Test run and operation data for ewwd120 540mbynn

ESIE05-07 Test Run and Operation Data

Part 4 – Commissioning and Test Run 4–21

2.4 Test Run and Operation Data for EWWD120~540MBYNN

Pressures The table below contains the measurable pressures.

Temperatures The table below contains the measurable temperatures.

Voltages The table below contains the measurable voltages.

Currents The table below contains the currents and used fuses.

Measurement Value

Suction pressure

depending on working conditions

Discharge pressure

Maximum water pressure 10 bar

Measurement Value

Leaving water temperature

P Standard: 4 – 16°C

P With glycol: -10 – 16°C

P Heating: 25 – (44 till 60°C) depending on the

evaporator leaving water

Temperature difference at the air side 10 – 15°C

Temperature difference at the water side 3 – 8°C

Discharge temperature 80 – 120°C

Approach temperature

(evap leaving water temp - sat. temp)

5 – 8°C (for MOW of 4°C)

for glycol units this can be > 8°C

Measurement Value

Power supply voltage Within ± 10% of the rated voltage

Phase imbalance Within ± 2% of the rated voltage

Control circuit voltage 230 V AC for main electromagnetic switches

24 V DC for the controllers

Unit Nominal current Maximum current Fuses

EWWD120MBYNN 48 A 76 A 3 x 100 gL A

EWWD180MBYNN 78 A 120 A 3 x 160 gL A

EWWD240MBYNN 108 A 191 A

EWWD280MBYNN 118 A 199 A 3 x 224 gL A

EWWD360MBYNN 156 A 240 A 3 x 200 gL A

EWWD440MBYNN 186 A 311 A 3 x 200 gL A

+ 3 x 250 gL A

ESIE05-07.book Page 21 Wednesday, October 11, 2006 10:42 AM