Daikin EWAD300MBYNN [426/452] Test run and operation data for ewad120 340mbynn

Test Run and Operation Data ESIE05-07

4–20 Part 4 – Commissioning and Test Run

2.3 Test Run and Operation Data for EWAD120~340MBYNN

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.

Recommended fuses according to IEC standard 269-2: gL/gG (aM also admitted)

(F1U, F2U, F3U = gL/gG)

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

Outdoor temperature -15 – 43°C

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

EWAD120MBYNN 60 A 76 A Factory installed

EWAD150MBYNN 75 A 89 A

EWAD170MBYNN 97 A 128 A

EWAD240MBYNN 2 x 60 A 2 x 76 A

EWAD300MBYNN 2 x 75 A 2 x 89 A

EWAD340MBYNN 2 x 97 A 2 x 128 A

ESIE05-07.book Page 20 Wednesday, October 11, 2006 10:42 AM