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Marine Air cooled chillers

Brief Description

Product Description

Marine Air cooled chillers

Feature

Technical Data
Condenser : Copper fin / copper tube condenser at 10% fouling capacity with IP56 condenser fans
Evaporator : Shell and tube type of copper tube suitable for fresh water
Construction : Hot dipped galvanized C-channel base with marine paint coated steel channel frame with marine paint coating with vibration isolator mounting, with built-in chiller starter panel of SS316 casing.
Compressor : BITZER or equivalent semi- Hermetic type
Refrigerant : R407c,
Power input : 440V-3Ph-60Hz
Capacity Control : 0, 50%, 100%
Cooling capacity : 375kW,
Chiller Water Temp. : 12C/7C
Ambient Temp. : 45C in Summer And 0C in Winter

Parameters
Marine air cooled screw chiller unit parameter
R22/R407c
Model
Project

MWAL

130

MWAL

160

MWAL

210

MWAL

240

MWAL

300

MWAL

390

MWAL

470

MWAL

480D

MWAL

600D

MWAL

700D

MWAL

780D

MWAL

940D

Rated Cooling Capacity 50HZ KW 130 160 210 240 300 390 470 480 600 700 780 940
60HZ 160 190 250 290 360 470 560 580 720 840 940 1120
Rated Input Power 50HZ KW 46 53 69 80 99 127 140 160 198 226 253 280
60HZ 55 64 83 96 120 153 172 192 240 273 306 343
Chilled Water Indoor and Outdoor Temperature 7-12
Compressor Type 6+7semi-hermetic two-screw
Quantity 1 1 1 1 1 1 1 2 2 2 2 2
Refrigerant Name R22/R407c
Max Ambient Temperature 45
Throttling devices External equalizer thermostatic expansion valve/Electronic expansion valve
Refrigerant Charge Kg 48 54 62 74 85 115 145 162 162 171 230 290
air side heat exchanger Corrugated aluminum fins hydrophilic membrane kit thread brass
Condensing Fan Model Ultra low-noise axial fan
Power 50HZ KW 1.1×4 1.5×4 1.5×4 1.5×6 1.5×6 1.5×8 1.5×10 1.5×10 1.5×12 1.5×12 1.5×12 1.5×16
60HZ 1.5×4 1.5×4 1.8×4 1.8×6 1.8×6 1.8×8 1.8×10 1.8×10 1.8×12 1.8×12 1.8×16 1.8×16
Evaporator Model Dry Shell and Tube
Chilled water Flow 50HZ m3/h 23 28 37 42 52 67 82 82 104 120 135 162
60HZ 28 33 43 50 62 82 100 100 124 145 162 193
Diameter 50HZ mm DN80 DN80 DN80 DN100 DN100 DN100 DN125 DN125 DN125 DN150 DN150 DN150
60HZ DN80 DN80 DN100 DN100 DN100 DN125 DN125 DN125 DN150 DN150 DN150 DN200
Water resistance KPa 50-80
Noise dB
(A)
64 64 64 65 65 66 66 67 68 68 69 70
Dimension Length 50HZ m 2200 2300 2400 3000 3500 4500 5000 5000 3500*2 4000*2 4500*2 5000*2
60HZ 2300 2400 3000 3500 4000 5000 7200 3500*2 4000*2 4600*2 5000*2 6000*2
Width m 2250 2300 2300 2300 2300 2300 2300 2300 2300 2300 2300 2300
Height m 2250 2450 2450 2550 2550 2550 2550 2550 2550 2550 2620 2620
1.Chilled water inlet temperature:12,Chilled water outlet temperature: 7,air side dry bulb temperature: 35,wet bulb temperature: 24.
2.*represent option

Marine air cooled screw chiller unit parameter (T3 working condition
R134a
Model
Project

MWA

LG

130

MWA

LG

150

MWA

LG

180

MWA

LG

240

MWA

LG

280

MWA

LG

330

MWA

LG

380

MWA

LG

440

MWA

LG

480D

MWA

LG

560D

MWA

LG

660D

MWA

LG

760D

MWA

LG

880D
Rated Cooling Capacity 50HZ KW 133 150 179 240 280 330 380 440 480 560 660 760 880
60HZ 161 178 210 290 330 400 460 530 580 660 800 920 1060

Rated 

Input Power

50HZ KW 46 55 59 81 92 108 120 140 162 184 216 240 280
60HZ 55 67 71 98 111 130 145 170 196 222 260 290 340
Chilled Water Indoor and Outdoor Temperature 7-12
Compressor Type 6+7semi-hermetic two-screw
Quantity 1 1 1 1 1 1 1 2 2 2 2 2 2
Refrigerant Name R134a
Max Ambient Temperature 60
Throttling devices External equalizer thermostatic expansion valve/Electronic expansion valve
Refrigerant Charge Kg 38 44 56 62 76 84 110 141 162 168 220 282 324
air side heat exchanger Corrugated aluminum fins hydrophilic membrane kit thread brass
Condensing Fan Model Ultra low-noise axial fan
Power 50HZ KW 1.1×4 1.5×4 1.5×4 1.5×6 1.5×6 1.5×6 1.5×8 1.5×8 1.5×10 1.5×12 1.5×12 1.5×12 1.5×16
60HZ 1.5×4 1.5×4 1.8×4 1.8×6 1.8×6 1.8×6 1.8×8 1.8×8 1.8×10 1.8×12 1.8×12 1.8×16 1.8×16
Evaporator Model Dry Shell and Tube

Chilled water 

Flow

50HZ m3/h 23 26 30 34 44 49 56 74 92 97 112 148 185
60HZ 26 30 35 39 50 56 64 86 108 112 130 173 215
Diameter 50HZ mm DN80 DN80 DN80

DN

100

DN

100

DN

100

DN

100

DN

125

DN

125

DN

125

DN

150

DN

150

DN

150

60HZ DN80 DN80 DN80

DN

100

DN

100

DN

100

DN

125

DN

125

DN

125

DN

150

DN

150

DN

150

DN

200

Water 

resistance

KPa 50-80
Noise dB
(A)
63 64 65 65 66 66 67 68 68 69 70 71 72
Dimension Length 50HZ m 2200 2300 2400 3000 3500 3800 4500 5000

3000

*2

3500

*2

3800

*2

4500

*2

5000

*2

60HZ 2300 2400 2400 3500 3800 4500 500 6000

3500

*2

3800

*2

4500

*2

5000

*2

6000

*2

Width m 2250 2250 2300 2300 2300 2300 2300 2300 2300 2300 2300 2300 2300
Height m 2250 2250 2250 2450 2550 2550 2550 2550 2550 2550 2550 2620 2620
1.Chilled water inlet temperature:12,Chilled water outlet temperature: 7,air side dry bulb temperature: 46,wet bulb temperature: 24.
2.*represent option



Application
It is widely used in all kinds of passenger ships, cargo ships, warships and offshore oil platfroms

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