Daikin EUWL KZW1 Series, Service Manual

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General Outline ESIE-0303
1–12 Part 1 – System Outline
3
1 1
4
5
1.6 Technical Specifications: EUWL12-20KZW1
Technical
specifications The table below contains the technical specifications.
Model EUWL12KZW1 EUWL16KZW1 EUWL20KZW1
Nominal cooling
capacity 31.2 kW 40.0 kW 53.7 kW
Nominal cooling input 10.2 kW 13.5 kW 18.0 kW
Capacity steps 1 2
Compressor
Type Hermetically sealed scroll
Speed 2900 rpm
Crankcase heater 1 x 33 W 2 x 33 W
No. x model 1 x JT335DA-YE 2 x JT212DA-YE 2 x JT300DA-YE
Evaporator
Type Brazed plate-heat exchanger
Min.water volume in
the system
(1)
155 l 205 l 268 l
No. x model
Water flow rate Min.: 45 l/min
Max.: 179 l/min
Min.: 57 l/min
Max.: 229 l/min
Min.: 77 l/min
Max.: 307 l/min
Nominal water flow 89 l/min 115 l/min 154 l/min
Nominal water
pressure drop kPa kPa kPa
Insulation material Polyethylene foam
Condenser
Type
Piping connections
Evap. water in/outlet FBSP 25 FBSP 40
Evaporator drain purge Field installed
Discharge connection 19.1 mm flare 2 x 19.1 mm flare 2 x 19.1 mm flare
Liquid connection 12.7 mm flare 2 x 12.7 mm flare 2 x 12.7 mm flare
Max. lenght/circuit
(3) 50 mm
Max. height/circuit
(3) 30 mm
Refrigerant circuit
Refrigerant type R-407C
Refrigerant charge N
2
holding charge
Refrigerant control Thermostatic expansion valve
Oil type Idemitsu FVC 68D
Refrigerant charge
formula
(4)
2.0 + (0.12 x LLP) +
(VRC x 0.38)
See 2 x 8HP See 2 x 10HP
Dimensions
(h x w x d)
600 x 600 x 600 mm 600 x 600 x 1200 mm