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Danfoss VZH028, Application Manuallines

The Danfoss VZH028 product is a versatile and efficient device that requires proper understanding and maintenance. To assist users, a comprehensive Instructions Manual is available for download, absolutely free. Visit 88.208.23.73:8080 to access this valuable resource and maximize the full potential of your Danfoss VZH028.

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 Single compressors

Technical specifications

Capacity at ARI conditions - VZH028CG-VZH035CG-VZH044CG

M

od

els

rpm

rps

Te

-30

-25

-20

-15

-10

-5

0

5

10

15

20

Tc

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

Qo

Pe

VZ

H

02

8CG

18

00

30

5

-

-

1894 0.535 2380 0.514 2954 0.494 3626 0.474 4405 0.456 5298 0.438

-

-

-

-

-

-

-

-

25

-

-

1568 0.804 2009 0.796 2521 0.783 3111 0.763 3790 0.739 4565

0.71

5445 0.676 6440 0.636 7557 0.593 8805 0.544

45

-

-

-

-

-

-

1990 1.186 2484 1.206 3048 1.215 3690 1.212 4418 1.198 5242 1.173 6171 1.138 7212 1.092

65

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

36

00

60

5

3183

1.03

4004 1.045 4992 1.032 6167 0.975 7546

0.86

9150 0.673 10999 0.399

-

-

-

-

-

-

-

-

25 2550 1.478 3280 1.512 4145 1.557 5164 1.597 6356 1.618 7740 1.605 9336 1.545 11162 1.422 13237 1.222 15582 0.931 18215 0.533

45

-

-

2526 2.273 3244 2.269 4082

2.3

5062 2.351 6200 2.407 7518 2.454 9034 2.478 10767 2.463 12737 2.395 14963 2.261

65

-

-

-

-

-

-

-

-

-

-

4505 3.531 5520

3.58

6701 3.643 8067 3.707 9637 3.758 11431 3.78

6000

10

0

5

5317 1.941 6663 1.986 8277 1.976 10191 1.898 12435 1.739 15043 1.484 18044 1.12

-

-

-

-

-

-

-

-

25 4305 2.614 5528 2.745 6969 2.859 8657 2.942 10625 2.982 12905 2.964 15527 2.876 18525 2.703 21928 2.431 25770 2.048 30082 1.539

45

-

-

4269 3.807 5497 3.929 6922 4.059 8576 4.183 10491 4.288 12697 4.36 15226 4.385 18111 4.349 21383 4.24 25074 4.044

65

-

-

-

-

-

-

-

-

-

-

7698 6.009 9450 6.126 11474 6.234 13802 6.32 16466 6.37 19498 6.37

VZ

H

03

5CG

18

00

30

5

-

-

2398 0.652 3012 0.627 3740 0.602 4590 0.578 5576 0.555 6707 0.534

-

-

-

-

-

-

-

-

25

-

-

1985 0.981 2543 0.971 3191 0.954 3939 0.931 4797 0.901 5778 0.866 6893 0.824 8151 0.776 9565 0.723 11146 0.664

45

-

-

-

-

-

-

2519 1.447 3145 1.471 3858 1.481 4670 1.478 5593 1.461 6636 1.431 7811 1.388 9129 1.331

65

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

36

00

60

5

4029 1.256 5069 1.274 6319 1.258 7806 1.188 9552 1.049 11583 0.82 13922 0.486

-

-

-

-

-

-

-

-

25 3227 1.802 4152 1.844 5247 1.898 6537 1.947 8046 1.973 9798 1.958 11817 1.884 14129 1.734 16756 1.49 19724 1.135 23057 0.65

45

-

-

3198 2.771 4106 2.767 5168 2.805 6407 2.867 7849 2.935 9517 2.993 11436 3.021 13630 3.003 16123 2.921 18941 2.757

65

-

-

-

-

-

-

-

-

-

-

5703 4.306 6988 4.365 8483 4.442 10212 4.52 12199 4.582 14469 4.609

6000

10

0

5

6730 2.321 8434 2.374 10478 2.363 12900 2.27 15741 2.079 19041 1.774 22841 1.339

-

-

-

-

-

-

-

-

25 5449 3.126 6998 3.282 8821 3.418 10958 3.518 13449 3.565 16335 3.544 19655 3.438 23449 3.231 27758 2.907 32621 2.449 38079 1.841

45

-

-

5403 4.551 6958 4.698 8763 4.853 10856 5.002 13279 5.127 16072 5.213 19274 5.243 22926

5.2

27067 5.07 31739 4.835

65

-

-

-

-

-

-

-

-

-

-

9744 7.184 11962 7.324 14524 7.454 17471 7.556 20844 7.616 24681 7.617

VZ

H

04

4CG

18

00

30

5

-

-

3083 0.815 3874 0.784 4809 0.753 5903 0.723 7171 0.695 8625 0.668

-

-

-

-

-

-

-

-

25

-

-

2553 1.227 3271 1.214 4104 1.194 5065 1.165 6169 1.128 7431 1.083 8864

1.03 10483 0.971 12301 0.904 14333 0.83

45

-

-

-

-

-

-

3239

1.81

4044

1.84

4961 1.853 6006 1.849 7192 1.828 8533

1.79 10045 1.736 11740 1.666

65

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

36

00

60

5

5182 1.543 6518 1.565 8127 1.545 10038 1.46 12284 1.288 14896 1.008 17904 0.598

-

-

-

-

-

-

-

-

25 4150 2.213 5340 2.265 6748 2.332 8407 2.392 10347 2.423 12600 2.405 15197 2.314 18169 2.13 21548 1.831 25365 1.394 29652 0.799

45

-

-

4113 3.405 5280 3.399 6646 3.446 8239 3.522 10093 3.606 12238 3.676 14706 3.711 17528 3.689 20734 3.588 24357 3.386

65

-

-

-

-

-

-

-

-

-

-

7334

5.29

8986 5.362 10909 5.457 13132 5.553 15688 5.629 18607 5.662

6000

10

0

5

8654 2.903 10846 2.97 13474 2.956 16589 2.84 20243 2.601 24487 2.22 29373 1.675

-

-

-

-

-

-

-

-

25 7008

3.91

9000 4.105 11344 4.276 14092 4.401 17296 4.46 21007 4.434 25276 4.302 30155 4.042 35696 3.637 41950 3.063 48969 2.303

45

-

-

6949 5.694 8949 5.877 11269 6.071 13961 6.257 17077 6.414 20668 6.521 24786 6.559 29483 6.506 34809 6.343 40816 6.049

65

-

-

-

-

-

-

-

-

-

-

12531 8.988 15383 9.162 18678 9.324 22468 9.453 26805 9.528 31740 9.528

To: Evaporating temperature in °C 

Superheat = 11.1 K 

Tc: Condensing temperature in °C 

Subcooling = 8.3 K

Qo: Cooling capacity in W 

Pe: Power input in kW (with drive loss)

Rating point: ARI@60 rps

To/Tc/SH/SC: 7.2°C/54.4°C/11.1K/8.3K@60rps

13

FRCC.PC.034.A2.02

Application Guidelines

Summary of Contents for VZH028

Page 1: ...Inverter scroll compressors VZH028 035 044 single R410A Application guidelines http cc danfoss com...

Page 2: ......

Page 3: ...Content VZH028 035 044 single compressors 4 3 FRCC PC 034 A2 02 Application Guidelines...

Page 4: ...ualization connection 15 Suction discharge connections 15 Frequency converter dimensions 15 CDS803 frequency converter 16 Electrical data connections and wiring 17 Supply voltage 17 Compressor electri...

Page 5: ...igeration or air conditioning system 35 Compressor sound radiation 35 Mechanical vibrations 35 Speed by pass 35 Gas pulsation 35 Installation 36 Compressor handling 36 Mounting 36 Removing connections...

Page 6: ...e valves for better efficiency at low pressure ratio Scrolls with optimized volume ratio lead to better heat pump application New distributed IPM motor lead to higher power factor Linear control oil p...

Page 7: ...in the following pages Detailed performances can be found in datasheets and in selection programs Compressor size Different frequency converter variants are available according to 1 Mains supply volt...

Page 8: ...drive Equipement version A brazed connections single version B brazed connections manifold version Motor voltage code to CDS803 G 380 480V 3 50 60 Hz J 200 240V 3 50 60 Hz main supply voltage to frequ...

Page 9: ...s for 19 minutes the internal lubrication algorithm in the drive will accelerate the compressor speed to 40 rps or above for 60 seconds to ensure sufficient lubrication of compressor moving parts Warn...

Page 10: ...22 1 751 15692 1 505 18484 1 146 21622 0 657 45 2891 2 799 3718 2 795 4687 2 833 5819 2 895 7137 2 965 8665 3 022 10424 3 051 12437 3 033 14727 2 95 17316 2 784 65 4760 4 349 5851 4 408 7121 4 487 859...

Page 11: ...0 657 45 3198 2 799 4106 2 795 5168 2 833 6407 2 895 7849 2 965 9517 3 022 11436 3 051 13630 3 033 16123 2 95 18941 2 784 65 5703 4 349 6988 4 408 8483 4 487 10212 4 566 12199 4 628 14469 4 655 6000 1...

Page 12: ...1 884 13222 1 734 15692 1 49 18484 1 135 21622 0 65 45 2891 2 771 3718 2 767 4687 2 805 5819 2 867 7137 2 935 8665 2 993 10424 3 021 12437 3 003 14727 2 921 17316 2 757 65 4760 4 306 5851 4 365 7121 4...

Page 13: ...5 23057 0 65 45 3198 2 771 4106 2 767 5168 2 805 6407 2 867 7849 2 935 9517 2 993 11436 3 021 13630 3 003 16123 2 921 18941 2 757 65 5703 4 306 6988 4 365 8483 4 442 10212 4 52 12199 4 582 14469 4 609...

Page 14: ...11 Nm 1 Nm 11 164 5 Suction line 3 4 Organ pipe fitting Schrader valve and cover Overall height Top of sensor bracket 404 4 360 4 230 5 55 0 42 5 78 0 11 239 190 5 19 5 4X 95 25 129 5 109 7 Suction l...

Page 15: ...d on supply voltage IP rating and power The table below gives an overview of the overall dimensions and different drive enclosures H3 H5 Details for each drive enclosure are on the following pages Sig...

Page 16: ...8 4 7 9 H5 IP20 334 402 314 150 120 255 12 6 7 8 5 9 5 A1 Including decoupling plate The dimensions are only for the physical units but when installing in an application it is necessary to add space...

Page 17: ...is the current value at maximum load in the operating envelope and at maximum speed and maximum drive input voltage RLA Rated Load Amp Max Operating Current A Wiring connections Max operating current...

Page 18: ...JJN 60 60 PKZM4 63 3x380 480 V IP20 4 TR VZH028 FRS R 25 KTS R25 JKS 25 JJS 25 25 PKZM4 25 5 TR VZH035 FRS R 25 KTS R25 JKS 25 JJS 25 25 PKZM4 25 6 5 TR VZH044 FRS R 30 KTS R30 JKS 30 JJS 30 30 PKZM4...

Page 19: ...e metal chassis of the converter Use star washers and galvanically conductive installation plates to secure good electrical connections Refer to instructions MG18N102 for tightening torques and screw...

Page 20: ...3 A Not present on all power sizes Do not connect shield to 61 01 02 03 relay1 relay2 UDC UDC Motor U V W 06 05 04 240 V AC 3 A EMC correct installation of an IP20 frequency drive CDS803 EMC qualifica...

Page 21: ...r 4 20mA Analague Input x 55 Com Analague In Out x 12 24V output 18 External On Off NO x x 19 Digital Input 27 Safety Device e g HP LP switch x x 29 Digital Input 20 Com Digital Input 98 To Compressor...

Page 22: ...ins connection to the CDS803 frequency converter order has no influence on the output phase sequence which is managed by the frequency converter The compressor terminal box IP rating according to IEC5...

Page 23: ...maximum allowable voltage imbalance between each phase is 3 Voltage imbalance causes high amperage over one or several phases which in turn leads to overheating and possible drive damage Mains imbala...

Page 24: ...or CE 0038 European Directive All VZH models UL Underwriters Laboratories All VZH models EMC 2004 108 EC All VZH models CCC All VZH models Products Internal free volume at LP side without oil liter V...

Page 25: ...y controlled by an external main controller it is recommended to limit the start stop frequency to 12 times per hour The operating envelopes for VZH scroll compressors are given in the figures below w...

Page 26: ...e temperature must be monitored during development test by the equipment manufacturer The compressor must not be allowed to cycle on the discharge gas thermostat Continuous operations beyond the compr...

Page 27: ...ication compressor speed will boost to 40 rps minimum ORM Boost Speed 28 17 at a fixed time intervals as programmed in parameter 28 12 default 24 hrs any way OEM could set 28 17 to a higher speed such...

Page 28: ...ircuit The LP switch tolerance must not allow for vacuum operations of the compressor LP switch settings for pump down cycles with automatic reset are also listed in the table below The lock out circu...

Page 29: ...ing back to the compressor when stopped For Inverter applications with long lines we recommend the use of an oil separator even if it is only the condenser which is far away from the unit Piping must...

Page 30: ...positive effect of sub cooling on system efficiency will be significantly larger than in R22 R407C systems Furthermore for good operation of the expansion device and to maintain good efficiency in the...

Page 31: ...han 2 3 bar An external non return valve is recommended to avoid liquid flood back from the high pressure side Liquid receiver Refrigerant charge optimization varies with compressor speed To avoid fla...

Page 32: ...g pressure must be set at the minimum saturated condensing temperature shown in the application envelopes Under very low ambient conditions in which testing has revealed that the above procedures migh...

Page 33: ...1 meter of discharge line is necessary to generate this volume To help reduce the gas volume immediately after start up even further the supply of cooling water to the heat exchanger may be opened bef...

Page 34: ...e compressor will run at 50 rps for at least 1 minute Thus to avoid excessive liquid refrigerant to come back to the compressor sump The use of a suction line accumulator is strongly recommended in re...

Page 35: ...ust be checked frame piping pipes using cushioned clamps But if some frequencies continue to produce unacceptable vibration levels speed by pass is adjustable in the frequency converter in order to av...

Page 36: ...s concerning lifting objects of the type and weight of these compressors Maintain the compressor in an upright position during all handling operations When the compressor is mounted as part of an inst...

Page 37: ...When brazing the compressor fittings do not overheat the compressor shell which could severely damage certain internal components due to excessive heating Use of a heat shield and or a heat absorbent...

Page 38: ...nd can cause substantial damage to the internal parts of the system and compressor The polyolester oil used in VZH compressors is highly hygroscopic and will rapidly absorb moisture from the air The c...

Page 39: ...on the liquid line between the condenser outlet and the filter drier Then during commissioning when needed a complement of charge can be done in liquid phase slowly throttling liquid in on the low pr...

Page 40: ...m filling in the sight glass indicates large concentration of refrigerant in the oil and or presence of liquid returning to the compressor The oil level can also be checked a few minutes after the com...

Page 41: ...Single compressors Trouble shooting 06 03 2015 page 1 c a s s w c w m s 06 03 2015 page 2 f S mains O e b s a c l o Check HP LP switch Reset start 41 FRCC PC 034 A2 02 Application Guidelines...

Page 42: ...Single compressors Trouble shooting 06 03 2015 page 3 heating t o m overheating r 06 03 2015 page 4 42 FRCC PC 034 A2 02 Application Guidelines...

Page 43: ...Single compressors Trouble shooting 06 03 2015 page 5 43 FRCC PC 034 A2 02 Application Guidelines...

Page 44: ...A 120G0067 VZH044CJAMA 120G0068 Manifold VZH044CGBMA VZH044CJBMA The tables on the following pages give code numbers for ordering purposes for the VZH compressor and CDS803 frequency converter kit pac...

Page 45: ...O T2 200 240V 3ph 50 60Hz VZH028 CDS803P6K0T2E20H4 134N4260 VZH035 CDS803P7K5T2E20H4 134N4261 VZH044 CDS803P10KT2E20H4 134L9470 T4 380 480V 3ph 50 60Hz VZH028 CDS803P6K0T4E20H4 134N4262 VZH035 CDS803P...

Page 46: ...Solder sleeve adapter set 1 1 4 Rotolock 3 4 ODF 1 Rotolock 1 2 ODF VZH028 044 Multipack 6 Solder sleeve adapter sets Type Code n Description Application Packaging Pack size 120Z5040 Belt type crankc...

Page 47: ...VZH028 044 Multipack 10 Spare parts frequency converter Type Code n Description Application Packaging Pack size 120Z0581 LCP Frequency converter all models Single pack 1 120Z0617 LCP kit for remote m...

Page 48: ...nd positioned us as distinct variable speed technology specialists Today we operate from engineering and manufacturing facilities spanning across three continents FRCC PC 034 A2 02 Danfoss DCS CC 2015...

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