Carrier 50VZ, 50PZ, 38PZ, 40PZ, 38VZ Installation, Operation And Maintenance Instructions

50VZ/PZ 38VZ/PZ+40PZ

Vertical Air-Cooled Split-System Cooling Units and Heat Pumps

Installation, operation and maintenance instructions

CONTENTS

START-UP CHECKLIST................................................................................................................................................................. 3

PHYSICAL DATA............................................................................................................................................................................. 4

ELECTRICAL DATA....................................................................................................................................................................... 5

DIMENSIONS ................................................................................................................................................................................... 6

Service area, mm ............................................................................................................................................................................... 13

Centre of gravity, mm........................................................................................................................................................................ 14

Weight distribution, kg ...................................................................................................................................................................... 15

Repositioning unit air discharge........................................................................................................................................................ 16

FAN PERFORMANCE ...................................................................................................................................................................18

SAFETY CONSIDERATIONS ...................................................................................................................................................... 26

INSTALLATION ............................................................................................................................................................................. 26

Siting the unit .................................................................................................................................................................................... 26

Ductwork (indoor air discharge)........................................................................................................................................................ 27

Condensate drainage .......................................................................................................................................................................... 27

ELECTRICAL CONNECTIONS .................................................................................................................................................28

Refrigerant line connections (38VZ/PZ and 40PZ)........................................................................................................................... 29

Refrigerant line selection ................................................................................................................................................................... 29

Sizing .................................................................................................................................................................................................30

REFRIGERANT CHARGE........................................................................................................................................................... 31

START-UP ........................................................................................................................................................................................31

REFRIGERANT SYSTEM DESCRIPTION............................................................................................................................... 31

COMPRESSOR REPLACEMENT .............................................................................................................................................. 31

DESCRIPTION OF UNIT PROTECTION DEVICES ..............................................................................................................32

Operating limits ................................................................................................................................................................................. 32

OPTIONS AND ACCESSORIES .................................................................................................................................................. 32

Hot water heating coil ....................................................................................................................................................................... 32

Electric resistance heaters ..................................................................................................................................................................33

GENERAL MAINTENANCE .......................................................................................................................................................34

SERVICE ......................................................................................................................................................................................... 34

TRANSFORMATION TO SPLIT SYSTEM (50VZ/PZ units) ................................................................................................... 35

FINAL RECOMMENDATIONS ................................................................................................................................................... 35

TROUBLESHOOTING CHART .................................................................................................................................................. 36

START-UP CHECK LIST Start up date: ...................................................................

Equipment sold by: ..................................................................................................................................... Contract No: .................................................

Installed by: .................................................................................................................................................. Contract No: .................................................

Site address: .............................................................................................................................................................................................................................

Equipment type and serial No: 50VZ/PZ...........................................................................................................................................................................

38VZ/PZ............................................................................................................................................................................

40PZ..................................................................................................................................................................................

ELECTRICAL DATA:

Supply voltage Ph 1: .

........................ Volts Ph 2: .................... Volts Ph 3 .......................Volts

Nominal voltage:

.............................................. Volts % network voltage: ................................................................................................................

Current draw Ph 1: .................................... Amperes Ph 2: ............................... Amperes Ph 3: .......................................... Amperes

Control circuit voltage:

................................... Volts Control circuit fuse: ........................................................................................ Amperes

Main circuit breaker rating:

............................................................................................................................................................................................................

PHYSICAL DATA:

Outdoor unit : Indoor unit:

Entering air temp.:

................................................................

C Entering air temp.: ..............................................................oC

Leaving air temp.:

................................................................

C Leaving air temp.: ..............................................................oC

Pressure drop (air):

.............................................................. kPa Pressure drop (air): ............................................................. kPa

Discharge air pressure:

....................................................... Pa Discharge air pressure: ...................................................... Pa

Fan motor input: Ph. 1:

........................................... Volts Fan motor input: Ph. 1: .......................................... Volts

Ph. 2:

........................................... Volts Ph. 2: .......................................... Volts

Ph. 3:

........................................... Volts Ph. 3: .......................................... Volts

SAFETY DEVICE SETTING:

High pressure switch: cut-out: ............................................. kPa cut-in: ............................................................... kPa

Low pressure switch: cut-out:

............................................. kPa cut-in: ................................................................. kPa

Step controller: cut-out 1st step:

...............................

C cut-in 1st step: .................................................. oC

cut-out 2nd step:

..............................

C cut-in 2 nd step: ...............................................

Oil level:

Oil visible in sight glass? .................................................................................................................................................................................................................

ACCESSORIES:

Commissioning engineer (name):

.................................................................................................................................................................................................

Customer agreement

Name:

.......................................................................................... Date: ......................................................................................................................

Remarks:

Note: Complete this start-up list at the time of installation

Table 1 - Physical data

50VZ (40PZ/38VZ) 015 025 030 031 040 045 055 065 075

Nom. cooling capacity* kW 14.60 22.74 29.75 27.80 35.05 45.21 53.90 63.89 74.35

Unit weight kg

50VZ 230 390 402 410 618 842 894 943 1033 40PZ 78 140 150 150 230 297 317 335 365 38VZ 152 250 252 260 388 545 577 608 668

Compressor Hermetic reciprocating Scroll Oil charge l 1.8 3.9 3.9 1.8 x 2 4 x 2 4 x 2 4 x 2 4 x 2 6.6 x 2 Oil type Maneurop 160PZ Mobil EAL Arctic 22CC Maneurop 160SZ

Refrigerant R-407C Refrigerant charge** kg 3.80 6.62 7.43 3.80 x 2 4.70 x 2 6.70 x 2 8.80 x 2 9.40 x 2 11.0 x 2

Evaporator section (40PZ) Copper tubes, aluminium fins Face area m

0.34 0.64 0.69 0.69 0.84 1.10 1.10 1.34 1.34 Rows...fins/m 3...551 4...472 4...472 4...472 4...472 4...551 6...472 6...551 6...551 Test pressure bar 30 30 30 30 30 30 30 30 30

Condenser section (38VZ) Copper tubes, aluminium fins Face area m

0.49 0.87 0.87 0.87 1.19 1.73 1.73 2.12 2.12 Rows...fins/m 5...551 4...551 5...551 5...551 5...551 5...551 6...551 6…551 6...551 Test pressure bar 30 30 30 30 30 30 30 30 30

Evaporator fan (40PZ) Double inlet centrifugal type Quantity 1 2 2 2 2 2 2 2 2 Nominal air flow l/s 960 1490 1690 1690 2190 2640 2910 3140 3530 Air flow range l/s 768-1152 1192-1788 1352-2028 1352-2028 1752-2628 2112-3168 2328-3492 2512-3768 2824-4236 Nominal static pressure (dry/wet) Pa 90/70 90/70 120/100 120/100 140/120 170/150 180/160 200/180 210/180

Condenser fan (38VZ) Double inlet centrifugal type Quantity 1 2 2 2 2 2 2 2 2 Nominal air flow l/s 1470 3020 2780 2780 3610 4580 5080 6030 6890 Air flow range l/s 1176-1764 2416-3624 2224-3336 2224-3336 2888-4332 3664-5496 4064-6096 4824-7236 5512-8268 Nominal static pressure Pa 50 50 60 60 60 75 100 100 100

Air filter Filter class M1 Quantity 1 2 2 2 2 3 3 3 3 Width x height mm 800x443 596x540 596x590 596x590 716x590 676x587 616x587 749x587 749x587 Thickness mm 15 15 15 15 15 15 15 15 15

Condensing unit 38VZ*** 015 025 030 031 040 045 055 065 075

Nom. cooling capacity kW 13.47 19.97 27.02 24.80 32.54 40.30 48.21 59.13 71.10

* Based on an outdoor air temperature of 35°C db and an indoor air temperature of 19°C wb ** The refrigerant charge given is for the complete system, but excludes the connection lines. *** Based on an outdoor air dry bulb temperature of 35°C and a dewpoint suction temperature of 7°C.

50PZ (40PZ/38PZ) 015 025 030 031 040 045 055 065 075

Nom. cooling capacity* kW 13.42 21.81 28.50 27.70 34.36 43.60 52.51 61.94 72.58

Nom. heating capacity** kW 15.76 25.02 30.58 30.20 39.15 50.18 57.43 66.60 83.06

Unit weight kg

50PZ 238 400 412 427 638 864 919 968 1058 40PZ 78 140 150 150 230 297 317 335 365 38PZ 160 260 262 277 408 567 602 633 693

Compressor Hermetic reciprocating Scroll Oil charge l 1.8 3.9 3.9 1.8 x 2 4 x 2 4 x 2 4 x 2 4 x 2 6.6 x 2 Oil type Maneurop 160PZ Mobil EAL Arctic 22CC Maneurop 160SZ

Refrigerant R-407C Refrigerant charge*** kg 4.02 7.20 7.71 3.94 x 2 5.40 x 2 7.50 x 2 9.20 x 2 9.50 x 2 11.20 x 2

Indoor section (40PZ) Copper tubes, aluminium fins Face area m

0.34 0.64 0.69 0.69 0.84 1.10 1.10 1.34 1.34 Rows...fins/m 3...551 4...472 4...472 4...472 4...472 4...551 6...472 6...551 6...551 Test pressure bar 30 30 30 30 30 30 30 30 30

Outdoor section (38PZ) Copper tubes, aluminium fins Face area m

0.49 0.87 0.87 0.87 1.19 1.73 1.73 2.12 2.12 Rows...fins/m 5...551 4...551 5...551 5...551 5...551 5...551 6...551 6…551 6...551 Test pressure bar 30 30 30 30 30 30 30 30 30

Indoor fan (40PZ) Double inlet centrifugal type Quantity 1 2 2 2 2 2 2 2 2 Nominal air flow l/s 960 1490 1690 1690 2190 2640 2910 3140 3530 Air flow range l/s 768-1152 1192-1788 1352-2028 1352-2028 1752-2628 2112-3168 2328-3492 2512-3768 2824-4236 Nominal static pressure (dry/wet) Pa 90/70 90/70 120/100 120/100 140/120 170/150 180/160 200/180 210/180

Outdoor fan (38PZ) Double inlet centrifugal type Quantity 1 2 2 2 2 2 2 2 2 Nominal air flow l/s 1470 3020 2780 2780 3610 4580 5080 6030 6890 Air flow range l/s 1176-1764 2416-3624 2224-3336 2224-3336 2888-4332 3664-5496 4064-6096 4824-7236 5512-8268 Nominal static pressure Pa 50 50 60 60 60 75 100 100 100

Air filter Filter class M1 Quantity 1 2 2 2 2 3 3 3 3 Width x height mm 800x443 596x540 596x590 596x590 716x590 676x587 616x587 749x587 749x587 Thickness mm 15 15 15 15 15 15 15 15 15

* Based on an outdoor air temperature of 35°C db and an indoor air temperature of 19°C wb ** Based on an outdoor air temperature of 6°C wb and an indoor air temperature of 20°C db. *** The refrigerant charge given is for the complete system, but excludes the connection lines.

Table 2 - Electrical data

50VZ (40PZ/38VZ) 015 025 030 031 040 045 055 065 075

Nominal voltage ±10%* V 230 400 230 400 230 400 230 400 230 400 230 400 230 400 230 400 230 400

Nominal power input** kW 7.3 7.3 11.1 11.1 14.0 14.0 14.6 14.6 18.1 18.1 21.4 21.4 25.4 25.4 30.0 30.0 37.6 37.6

Nominal current drawn** A 23.8 13.8 33.1 19.1 39.4 22.8 44.9 26.0 52.6 30.4 64.9 37.5 74.3 43.0 87.8 50.8 122.1 67.1

Effective power input kW 6.8 6.8 10.2 10.2 13.0 13.0 13.6 13.6 16.8 16.8 19.0 19.0 22.2 22.2 26.1 26.1 33.1 33.1

Effective current drawn A 21.6 12.5 30.5 17.6 37.0 21.4 41.9 24.2 56.5 32.6 57.9 33.4 70.0 40.5 76.6 44.3 102.0 59.0

Starting current A 139.5 80.0 174.1 106.3 219.0 133.3 165.9 95.3 235.2 134.0 278.4 156.7 329.1 187.8 384.5 219.0 450.1 256.0

Maximum power input*** kW 7.9 7.9 12.2 12.2 15.5 15.5 16.1 16.1 21.8 21.8 25.2 25.2 29.6 29.6 35.0 35.0 44.2 44.2

Maximum current drawn*** A 24.2 14.0 35.5 20.5 43.2 25.0 49.5 28.6 66.6 38.5 73.1 42.2 88.8 51.3 99.7 57.6 129.5 74.8

Condensing unit 38VZ 015 025 030 031 040 045 055 065 075

Nominal voltage ±10%* V 230 400 230 400 230 400 230 400 230 400 230 400 230 400 230 400 230 400

Nominal power input

kW 6.5 6.5 10.1 10.1 12.8 12.8 13.2 13.2 16.7 16.7 19.4 19.4 23.0 23.0 26.9 26.9 34.7 34.7

Nominal current drawn+A 20.6 11.9 29.9 17.3 36.6 21.2 37.8 21.9 56.2 32.5 59.4 34.3 72.7 42.0 79.1 45.7 106.6 61.6

Effective power input kW 6.3 6.3 9.6 9.6 12.3 12.3 12.7 12.7 16.0 16.0 18.3 18.3 21.4 21.4 25.0 25.0 32.5 32.5

Effective current drawn A 20.1 11.6 28.5 16.5 35.4 20.4 36.4 21.1 54.0 31.2 56.0 32.4 67.6 39.1 73.5 42.5 99.9 57.7

Starting current A 136.7 78.4 170.1 104.0 214.1 130.5 161.1 92.5 226.9 129.2 270.9 151.2 319.2 180.9 372.2 211.9 434.2 246.8

Maximum power input++kW 7.7 7.7 11.5 11.5 14.9 14.9 15.3 15.3 20.6 20.6 24.0 24.0 29.1 29.1 33.8 33.8 43.9 43.9

Maximum current drawn++A 23.5 13.6 33.5 19.4 41.4 23.9 42.5 24.5 62.9 36.4 69.4 40.1 87.4 50.5 96.2 55.6 128.5 74.3

* All units are built for 3-phase, 50 Hz supply. ** Based on an outdoor air dry bulb temperature of 35°C and an indoor air wet bulb temperature of 19°C. *** Based on an outdoor air dry bulb temperature of 46°C and an indoor air wet bulb temperature of 21°C.

Based on an outdoor air dry bulb temperature of 35°C and a dewpoint suction temperature of 7°C.

Based on an outdoor air dry bulb temperature of 46°C and a dewpoint suction temperature of 12°C.

50PZ (40PZ/38PZ) 015 025 030 031 040 045 055 065 075

Nominal voltage ±10%* V 230 400 230 400 230 400 230 400 230 400 230 400 230 400 230 400 230 400

Nominal power input kW

Cooling** 7.2 7.2 11.2 11.2 13.6 13.6 14.6 14.6 18.1 18.1 21.6 21.6 25.4 25.4 30.2 30.2 38.5 38.5 Heating*** 6.6 6.6 11.1 11.1 12.4 12.4 12.7 12.7 17.5 17.5 20.8 20.8 23.7 23.7 27.1 27.1 34.3 34.3

Nominal current drawn A Cooling** 23.7 13.7 33.2 19.2 38.4 22.2 46.0 26.6 55.0 31.8 66.1 38.2 73.3 42.4 88.0 50.9 118.5 68.6 Heating*** 22.5 13.0 33.2 19.2 35.8 20.7 41.5 24.0 52.2 30.2 63.7 36.8 70.7 40.9 82.0 47.4 109.8 63.5

Effective power input kW Cooling 6.7 6.7 10.3 10.3 12.5 12.5 13.6 13.6 16.8 16.8 19.1 19.1 22.2 22.2 26.3 26.3 34.1 34.1 Heating 6.1 6.1 10.3 10.3 11.4 11.4 11.6 11.6 16.2 16.2 18.4 18.4 20.5 20.5 23.2 23.2 29.8 29.8

Effective current drawn A Cooling 22.1 12.7 30.5 17.7 35.3 20.4 42.8 24.8 51.0 29.5 59.4 33.8 64.1 37.1 76.6 44.3 105.0 60.8 Heating 20.8 12.0 30.8 17.8 32.9 19.0 37.9 21.9 48.3 28.0 56.4 32.6 61.2 35.4 70.2 40.6 95.4 55.2

Starting current A 139.5 80.0 174.1 106.3 219.0 133.3 165.9 95.3 235.2 134.0 278.4 156.7 329.1 187.8 384.5 219.0 450.1 256.0

Maximum power input kW

Cooling

8.0 8.0 12.4 12.4 15.2 15.2 16.3 16.3 21.6 21.6 25.3 25.3 30.4 30.4 34.9 34.9 44.5 44.5

Heating

7.5 7.5 13.1 13.1 15.8 15.8 14.4 14.4 20.3 20.3 23.7 23.7 28.1 28.1 32.8 32.8 41.6 41.6

Maximum current drawn A Cooling

26.3 15.2 36.8 21.3 42.9 24.8 51.4 29.7 65.6 37.9 77.4 44.7 87.7 50.7 101.7 58.8 137.0 79.3

Heating

25.6 14.8 39.2 22.7 45.6 26.4 47.1 27.2 60.6 35.0 72.6 41.9 83.8 48.5 99.2 57.4 133.2 77.0

* All units are built for 3-phase, 50 Hz supply. ** Based on an outdoor air dry bulb temperature of 35°C and an indoor air wet bulb temperature of 19°C. *** Based on an outdoor air wet bulb temperature of 6°C and an indoor air dry bulb temperature of 21°C.

Based on an outdoor air dry bulb temperature of 46°C and an indoor air wet bulb temperature of 21°C.

Based on an outdoor air dry bulb temperature of 18°C.

Effective power input in accordance with EUROVENT.

Fig. 1 - Dimensions, mm

50VZ/PZ 015

38VZ/PZ 015

Optional discharge

40PZ 015

Optional discharge

Power connection

Drain 3/4" gas

Cable inlet

Optional discharge

Transport skid

Drain

Cable inlet

Transport skid

When designing an installation, always use up-to-date drawings, available from your local Carrier office

Fig. 2 - Dimensions, mm

50VZ/PZ 025

38VZ/PZ 025 Optional discharge

40PZ 025

Optional discharge

Power connection

Optional discharge

Drain 3/4" gas

Cable inlet

Transport skid

Drain

Cable inlet

When designing an installation, always use up-to-date drawings, available from your local Carrier office

Transport skid

Fig. 3 - Dimensions, mm

50VZ/PZ 030

Optional discharge

38VZ/PZ 030

Optional discharge

40PZ 030

Optional discharge

Power connection

Drain 3/4" gas

Cable inlet

Transport skid

Drain

Cable inlet

When designing an installation, always use up-to-date drawings, available from your local Carrier office

Transport skid

Fig. 4 - Dimensions, mm

50VZ/PZ 031

38VZ/PZ 031

Optional discharge

40PZ 031

Optional discharge

Power connection

Drain 3/4" gas

Cable inlet

Optional discharge

Transport skid

Drain

Cable inlet

When designing an installation, always use up-to-date drawings, available from your local Carrier office

Transport skid

Fig. 5 - Dimensions, mm

50VZ/PZ 040

Optional discharge

38VZ/PZ 040

Optional discharge

40PZ 040

Optional discharge

Power connection

Cable inlet

Drain 3/4" gas

Cable inlet

Drain

Transport skid

When designing an installation, always use up-to-date drawings, available from your local Carrier office

Transport skid

Fig. 6 - Dimensions, mm

50VZ/PZ 045-055

Optional discharge

38VZ/PZ 045-055

Optional discharge

40PZ 045-055

Optional discharge

Power connection

Cable inlet

Drain 3/4" gas

Cable inlet

Drain

Transport skid

When designing an installation, always use up-to-date drawings, available from your local Carrier office

Transport skid

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Carrier 50VZ, 50PZ, 38PZ, 40PZ, 38VZ Installation, Operation And Maintenance Instructions

Specifications and Main Features

Frequently Asked Questions

User Manual