Moon Screw Compressor

Paric can satisfy your kind requirement with supplying both Moon screw head compressor, single stage screw compressor unit and double stage screw compressor unit

Product Details

Moon Screw Compressor

Paric can satisfy your kind requirement with supplying both Moon screw head compressor, single stage screw compressor unit and double stage screw compressor unit 

1.High efficiency and energy saving, COP increases by about 8%.

2.Moon’ s patent rotor produces smooth operation, high efficiency and low noise.

3.Moon’s patent capacity control device realizes flexible and accurate control.

4.Moon’s patent design lowers the noise and vibration.

5.Precisely circulation oil control

6.Moon’s patent high efficiency heat exchange tube

7.Reliability and stability 


LG series screw refrigeration compressor parameters:

Refrigerant

R717

R22

Discharge pressure MPa

below 1.67

below 1.67

Corresponding saturated temperature °C

below 45

below 46

Suction pressure MPa

-0.045-0.57

-0.017-0.62

Corresponding evaporative temperature °C

-45-12.5

-45-12.5

Oil pressure MPa

0.1-0.3 higher than discharge    pressure

Oil temperature °C

30-65

Cooling water inlet temperature °C

15.5-33

Cooling water flow deviation

±10%


LG12B, LG16BS, LG16BM and LG20BS series parameters:

Item

Unit

LG12B

LG16BS

LG16BM

LG20BS

Refrigerant


R717/R22

Compressor

Theoretical discharge

m3/h

285

385

598

806

Capacity control scope


15-100%

Refrigeration capacity

High temp. condition

Kw

307/284

427/394

617/622

916/839

Intermediate temp. condition

Kw

169.7/163.2

236.7/227.3

372.3/359.2

508.5/486

Low temp. condition

with economizer

Kw

60.2/66.9

85.1/95

133.4/149.5

183.6/206.5

no economizer

Kw

50.2/53.1

70.8/74.6

111.5/119.3

152.8/162.4

Rated power of motor

High temp. condition

Kw

65

90

132

185

Intermediate temp. condition

Kw

65

90

132

185

Low temp. condition

Kw

55

75

110

160

Power system


3P 50Hz 380V

Rated rotation speed

R/M

2960

Refrigeration oil

Brand


L-DRA/B46

Charge

Kg

150(110)

200(160)

370(310)

Dia. of suction/discharge pipe

mm

DN80/DN65

DN125/DN80

DN150/DN100

Dia. of secondary suction pipe

mm

DN20

DN25

DN32

Dia. of liquid inlet& outlet pipe of economizer

mm

DN40

DN40

DN50

Dia. of safety valve

mm

DN20

DN25

DN32

Oil cooler

Type


Shell-tube

Water cooled

Dia. of water inlet pipe

mm

DN32

DN40

DN20

Cooling water flow

m3/h

about 10

about 15

about 15

about 20

Design pressure of water side

MPa

0.4

Water quality standard


GB50050

Refrigerant cooled

Dia. of liquid inlet pipe

mm

DN25

DN32

DN40

Dia. of gas outlet pipe

mm

DN40

DN50

DN65

Oil pump

Model


ZH125A(F)R(L)

Motor power

Kw

1.5

2.2

Outline (L*W*H)

mm

2573*1050*1605
(2524*1065*1605)

3052*1228*1870
(3052*1253*1870)

3234*1386*2076
(3234*1457*2076)

Weight

Kg

about 2200

about 3400

about 3500

about 3800

Operation weight

Kg

about 2860

about 4420

about 4550

about 4940


1. High temperature working condition means 40°C/5°C, intermediate temperature means 40°C/-10°C, and low temperature means 40°C/-35°C. With economizer, the liquid outlet temperature is 5°C higher than saturated temperature of make-up pressure. Cooling water inlet temperature of oil cooler is 33 °C and temperature difference of water inlet/outlet is 5°C.

2. Data with "()" is for refrigerant-cooled oil cooler.


LG20BM, LG25BS, LG25BM and LG25BL, LG32B and LG32BL series parameters:

Item

Unit

LG20BM

LG25BS

LG25BM

LG25BL

LG32B

LG32BL

Refrigerant


R717/R22

Compressor

Theoretical discharge

m3/h

1120

1825

2289

2840

4341

5182

Capacity control scope


15-100%

Refrigeration    effect

High temp. condition

Kw

1300/1189

2019/1938

2651/2443

3294/3044

5018/

4637

5998/

5542

Intermediate temp. condition

Kw

721.7/689.2

1172/1125

1474/1419

1834/1769

2793/

2695

3339/

3221

Low temp. condition

with economizer

Kw

261.4/289.5

429.9/482.4

541/603.3

674/750

1028.7/

1149

1230.6/

1369

no economizer

Kw

218.7/231.7

357.9/380.4

451.9/481

564.1/601.2

859.3/

915.9

1027/

1095

Rated power of motor

High temp. condition

Kw

250

450

500

630

1000

1120

Intermediate temp. condition

Kw

250

400

450

560

900

1000

Low temp. condition

Kw

200/220

315

400/450&

450/500&

710/

800&

800/

1000&

Power system


3P/50Hz/380V

3P 50Hz 10KV (6KV)

Rated rotation speed

R/M

2960

Refrigeration oil

Brand


L-DRA/B46

Charge

Kg

370(310)

760

800

1200

Dia. of suction/discharge pipe

mm

DN150/DN100

DN200/DN150

DN250/DN150

DN350/

DN200

Dia. of secondary suction pipe

mm

DN32

DN50

DN50

DN80

Dia. of liquid inlet/outlet pipe of economizer

mm

DN50

DN65

DN65

DN100

Dia. of safety valve

mm

DN32

2*DN32

2*DN32

2*DN50

Oil    cooler

Type


Shell-tube

Water cooled

Dia. of water inlet pipe

mm

DN65

DN65

DN65

DN100

Cooling water flow

m3/h

25

35

45

55

90

Designpressure of water side

MPa

0.4

Waterquality standard


GB50050

Refrigerant cooled

Dia. of liquid inlet pipe

mm

DN40

DN50

DN50

DN65

Dia. of gas outlet pipe

mm

DN65

DN80

DN80

DN125

Oil pump

Model


ZH125A

(F)R(L)

2ZH220A(F)

2ZH220A(F)

2*2ZH220A(F)

Motor    power

Kw

2.2

4

4

2*4

Outline (L*W*H)

mm

3234*1368*2076

(3234*1457*2076)

4597*1980*2963

4597*1980*2963

7257*2750*

3728

Weight

Kg

about 4000

7000-10000

8000-10000

12000

18000

Operation weight

Kg

about 5200

9100-13000


13000

15600

23400


1. High temperature working condition means 40°C/5°C, intermediate temperature means 40°C/-10°C, and low temperature means 40°C/-35°C. With economizer, the liquid outlet temperature is 5°C higher than saturated temperature of make-up pressure. Cooling water inlet temperature of oil cooler is 33 °C and temperature difference of water inlet/outlet is 5°C.

2. Data with "()" is for refrigerant-cooled oil cooler. "&" stands for "with economizer" .

3. For 32 series, the outline description is just for reference and the final dimension will be based on the design drawing.


LG series compound double-stage compressor:

Refrigerant

R717

R22

Discharge pressure MPa

below 1.7

Corresponding saturated temperature °C

below 45.6

below 46.7

Suction pressure MPa

-0.07--0.025

-0.05--0.101

Corresponding evaporative temperature °C

-55°-25

Oil pressure MPa

0.05-0.3 higher than discharge pressure

Oil temperature °C

30-65

Cooling water inlet temperature °C

15.5-33

Cooling water flow deviation

±10%


We can also specially design and manufacture according to the customerss request.

LG1612Z(Y), LG2016Z(Y), LG2520MSZ(Y) and LG3225LSZ(Y) series parameters (ammonia):


Technical parameters of LG series compound double stage ammonia screw refrigeration compressor 

Item

Unit

LG1612Z(Y)

LG2016Z(Y)

LG2520MSZ(Y)

LG3225LSZ(Y)

Compressor

Model


LG1612

LG2016

LG2520MS

LG3225LS

Theoretical  discharge of low pressure stage

m3/h

598

1120

2289

5182

Theoretical  discharge of high pressure stage

m3/h

213

385

806

1825

Capacity  control scope


15-100%

Nominal  working condition

°C

+35/-35

Refrigeration  capacity at nominal working condition

Kw

139.6

273.5

566

1267

Rated  power of main motor

Kw

110

185

355

800

Power system


3P 50Hz 380V

3P 50Hz 10Kv

Rated  rotation speed

R/M

2960

Refrigerant


R717

Refrigeration  oil

Brand


LDRA/B46

Charge

Kg

about 110

about 350

about 800

about 1000

Dia. of  suction/discharge pipe

mm

DN125/DN65

DN150/DN80

DN200/DN100

DN350/DN150

Dia. of  liquid inlet/outlet of intercooler

mm

DN40

DN50

DN65

DN100

Dia. of  safety valve

mm

DN20

DN25

DN32*2

DN50*2

Water-cooled  oil cooler

Type


Shell-tube

Dia. of water inlet pipe

mm

DN40

DN65

DN65

DN100

Cooling water flow

m3/h

about 20

about 45

about 45

about 75

Design  pressure of water side

MPa

0.4

0.4

0.4

0.4

Water quality standard


GB50050

Refrigerant-cooled  oil cooler

Type


Shell-tube

Dia. of liquid inlet pipe

mm

DN32

DN40

DN50

DN65

Dia. of gas outlet pipe

mm

DN50

DN65

DN80

DN125

Model


2ZH125AR

2ZH220A

2ZH220A*2

CLB600

Motor  power

Kw

2.2

4

4*2

11

Outline

L*W*H

mm

3074*1180*1820

3484*1415*2090

5096*1927*3148

8293*2684*3770

Weight

Kg

3300

4500

9000

20000

Operation  weight

Kg

4300

5850

11700

26000


Main motor is selected according to nominal working condition, and the machine can be put into full load operation with evaporative temperature below 25°C

The power of main motor might change under different working condition, and outline might change to match the main motor.

LG1612Z(Y), LG2016Z(Y), LG2520MSZ(Y) and LG3225LSZ(Y) series parameters (freon):


Technical parameters of LG series compound double stage freon screw refrigeration compressor 

Item

Unit

LG1612Z(Y)F

LG2016Z(Y)F

LG2520MSZ(Y)F

LG3225LSZ(Y)F

Compressor

Model


LG1612

LG2016

LG2520MS

LG3225LS

Theoretical discharge of
 low pressure stage

m3/h

598

1120

2289

5182

Theoretical discharge of
 high pressure stage

m3/h

213

385

806

1825

Capacity control scope


15-100%

Nominal working condition

°C

+35/-35

Refrigeration capacity at nominal working condition

Kw

155.7

301.4

626.8

1417

Rated power of main motor

Kw

110

185

355

800

Power system


3P 50Hz 380V

3P 50Hz 10Kv

Rated rotation speed

R/M

2960

Refrigerant


R22

Refrigeration oil

Brand


LDRA/B46

Charge

Kg

about 110

about 350

about 800

about 1000

Dia. of suction/discharge pipe

mm

DN125/DN65

DN150/DN80

DN200/DN100

DN350/DN150

Dia. of liquid inlet/outlet of intercooler

mm

DN40

DN50

DN65

DN100

Dia. of safety valve

mm

DN20

DN25

DN32*2

DN50*2

Water-cooled oil cooler

Type


Shell-tube

Dia. of water inlet pipe

mm

DN40

DN65

DN65

DN100

Cooling water flow

m3/h

about 20

about 45

about 45

about 75

Design pressure of
water side

MPa

0.4

0.4

0.4

0.4

Water quality standard


GB50050

Refrigerant-cooled oil cooler

Type


Shell-tube

Dia. of liquid inlet pipe

mm

DN32

DN40

DN50

DN65

Dia. of gas outlet pipe

mm

DN50

DN65

DN80

DN125

Model


2ZH125AR

2ZH220A

2ZH220A*2

CLB600

Motor power

Kw

2.2

4

4*2

11

Outline

L*W*H

mm

3074*1180*1820

3484*1415*2090

5096*1927*3148

8293*2684*3770

Weight

Kg

3300

4500

9000

20000

Operation weight

Kg

4300

5850

11700

26000


Main motor is selected according to nominal working condition, and the machine can be put into full load operation with evaporative temperature below 25°C

The power of main motor might change under different working condition, and outline might change to match the main motor. 



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