Carrier 38FZ/BZ 072 Installation, Operation And Maintenance Instructions

Carrier
Brand
Carrier
Model
38FZ/BZ 072
Category
Split-system air conditioners
Type
Installation, Operation And Maintenance Instructions
1
50TZ/YZ
38FZ/BZ-40TZ/BZ
Single-Package Cooling Units
and Heat Pumps
Installation, operation and maintenance instructions
Carrier is participating in
the Eurovent Certification
Programme. Products are
as listed in the Eurovent
Directory of Certified
Products.
CONTENTS
Page
START-UP CHECK LIST 3
PHYSICAL DATA 4
ELECTRICAL DATA 5
DIMENSIONS 6
Service area 27
Coordinates for the centre of gravity 28
Weight distribution 29
AIR DISCHARGE 30
FAN PERFORMANCES 31
SAFETY CONSIDERATIONS 33
INSTALLATION 33
Siting the unit 33
Rigging 33
Ductwork 33
Condensate and rainwater drainage 34
ELECTRICAL CONNECTIONS 34
Electrical connection between units 34
Thermostat connection 34
REFRIGERANT LINE CONNECTIONS 35
Refrigerant line selection 35
Checks before start-up 36
Page
REFRIGERANT CHARGE 36
Gas tightness testing and dehydration 36
START-UP 37
REFRIGERANT SYSTEM DESCRIPTION 37
COMPRESSOR REPLACEMENT 37
DESCRIPTION OF UNIT SAFETY DEVICES 37
Operating limits 38
CONTROL SEQUENCE 38
OPTIONS/ACCESSORIES 38
GENERAL MAINTENANCE 38
SERVICE 38
Lubrication 38
Servicing recommendations 39
TRANSFORMATION TO SPLIT SYSTEM 39
FINAL RECOMMENDATIONS 39
TROUBLESHOOTING CHART 40
2
START-UP CHECK LIST Start up date: .....................................................................
Equipment sold by: ......................................................................................................................................... Contract No: .....................................................
Installed by: ...................................................................................................................................................... Contract No: .....................................................
Site address: .......................................................................................................................................................................................................................................
Equipment type and serial No: 50TZ/YZ ...........................................................................................................................................................................................
38FZ/BZ ...........................................................................................................................................................................................
40TZ/BZ ........................................................................................................................................................................................
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.: ................................................................ oC Entering air temp.: .............................................................. oC
Leaving air temp.: ................................................................ oC 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 38TA UNIT:
High pressure switch: cut-out: ............................................. kPa cut-in: ............................................................... kPa
Low pressure switch: cut-out: ............................................. kPa cut-in: ................................................................. kPa
Step controller: cut-out 1st step: ............................... oC cut-in 1st step: .................................................. oC
cut-out 2nd step: .............................. oC cut-in 2 nd step: ............................................... oC
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
3
4
Table 1 - Physical data
50TZ 024 036 042 048 060 072 084
Nominal cooling capacity* kW 6.50 9.11 10.50 12.00 14.80 19.10 22.74
Operating weight kg
50TZ 168 193 211 241 267 329 381
40TZ/BZ 58 63 71 76 87 116 120
38FZ 110 130 140 165 180 213 261
Compressor Hermetic reciprocating compressor
Oil charge l 1.18 1.50 1.65 1.65 1.65 1.65 2.84
Oil type Mobil 22 BC POE Maneurop 160PZ
Refrigerant R-407C
Refrigerant charge** kg 1.88 2.23 2.83 3.32 4.56 5.17 7.72
Indoor section (40TZ/BZ) Copper tubes, pretreated aluminium fins
Face area m20.20 0.30 0.35 0.39 0.41 0.61 0.61
Rows ... fin spacing mm 3 ... 1.82 3 ... 2.12 3 ... 2.12 3 ... 2.12 3 ... 2.12 3 ... 2.12 4 ... 2.12
Test pressure bar 30 30 30 30 30 30 30
Outdoor section (38FZ) Copper tubes, pretreated aluminium fins
Face area m20.31 0.38 0.45 0.53 0.60 0.70 0.76
Rows ... fin spacing mm 4 ... 1.82 4 ... 1.82 4 ... 1.82 5 ... 1.82 5 ...1.59 5 ... 2.12 6 ... 2.12
Test pressure kPa 30 30 30 30 30 30 30
Indoor fan (40TZ/BZ) One ... dual-inlet, centrifugal
Nominal air flow l/s 400 565 670 670 950 1320 1365
Nominal air flow range l/s 340-460 480-650 570-770 570-770 760-1090 1050-1520 1100-1570
Nominal static pressure (dry/wet) Pa 50-40 60-50 60-50 60-50 90-80 120-110 120-110
Outdoor fan (38FZ) One ... dual-inlet, centrifugal
Nominal air flow l/s 530 800 865 865 1350 1650 1875
Nominal air flow range l/s 450-600 680-900 730-940 730-970 1085-1475 1320-1800 1500-2150
Nominal static pressure Pa 30 30 30 40 50 50 50
Indoor air filter One filter, thickness 7 mm, filter class M1
Width x height mm 312 x 336 352 x 378 387 x 394 387 x 394 397 x 434 542 x 524 542 x 524
Condensing unit 38FZ 024 036 042 048 060 072 084
Nominal cooling capacity*** kW 6.00 8.22 9.00 11.22 13.95 17.38 20.25
* Based on an outdoor air dry bulb temperature of 35°C and an indoor air wet bulb temperature of 19°C.
** The refrigerant charge given is for the complete system, but does not include the connection lines.
*** Based on an outdoor air dry bulb temperature of 35°C and a dewpoint suction temperature of 7°C.
Table 2 - Physical data
50YZ 024 036 042 048 060 072 084
Nominal cooling capacity* kW 6.20 8.90 10.10 11.56 14.34 19.10 22.20
Nominal heating capacity** kW 6.52 9.50 11.30 12.50 16.84 21.80 25.00
Operating weight kg
50YZ 170 196 214 244 270 332 385
40BZ 58 63 71 76 87 116 120
38BZ 112 133 143 168 183 216 265
Compressor Hermetic reciprocating compressor
Oil charge l 1.18 1.50 1.65 1.65 1.65 1.65 2.84
Oil type Mobil 22 BC POE Maneurop 160PZ
Refrigerant R-407C
Refrigerant charge*** kg 2.07 2.73 3.32 3.43 4.87 5.57 7.44
Indoor section (40BZ) Copper tubes, pretreated aluminium fins
Face area m20.20 0.30 0.35 0.39 0.41 0.61 0.61
Rows ... fin spacing mm 3 ... 1.82 3 ... 1.82 3 ...1.82 3 ... 1.82 3 ... 1.59 3 ... 2.12 4 ... 2.12
Test pressure bar 30 30 30 30 30 30 30
Outdoor section (38BZ) Copper tubes, pretreated aluminium fins
Face area m20.31 0.38 0.45 0.53 0.60 0.70 0.76
Rows ... fin spacing mm 4 ... 1,82 4 ... 1.82 4 ... 1.82 5 ... 1.82 5 ...1.59 5 ... 2.12 6 ... 2.12
Test pressure kPa 30 30 30 30 30 30 30
Indoor fan (40BZ) One ... dual inlet, centrifugal
Nominal air flow l/s 400 565 670 670 950 1320 1365
Nominal air flow range l/s 340-460 480-650 570-770 570-770 760-1090 1050-1520 1100-1570
Nominal static pressure (dry/wet) Pa 50-40 60-50 60-50 60-50 90-80 120-110 120-110
Outdoor fan (38BZ) One ... dual inlet, centrifugal
Nominal air flow l/s 530 800 865 865 1350 1650 1875
Nominal air flow range l/s 450-600 680-900 730-940 730-970 1085-1475 1320-1800 1500-2150
Nominal static pressure Pa 30 30 30 40 50 50 50
Indoor air filter One filter, thickness 7 mm, filter class M1
Width x height mm 312 x 336 352 x 378 387 x 394 387 x 394 397 x 434 542 x 524 542 x 524
* 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 dry bulb temperature of 20°C.
*** The refrigerant charge given is for the complete system, but does not include the connection lines.
5
Table 3 - Electrical data
50TZ (40TZ/BZ + 38BZ) 024 036 042 048 060 072 084
Nominal voltage (± 10%)* V 230 400 230 400 230 400 230 400 230 400 230 400 230 400
Nominal power input** kW 2.90 2.90 3.99 3.99 4.68 4.68 5.07 5.07 7.37 7.37 10.08 10.08 10.75 10.75
Nominal current drawn** A 13.33 6.30 12.50 8.74 15.58 11.50 16.98 12.23 25.49 18.54 30.12 17.41 33.19 19.18
Effective power input kW 2.90 2.90 3.89 3.89 4.54 4.54 4.93 4.93 6.96 6.96 9.39 9.39 9.99 9.99
Effective current drawn A 13.33 6.30 12.19 8.52 15.11 11.16 16.51 11.89 24.07 17.51 28.06 16.22 30.67 17.73
Starting current A 86 46 99 60 117 72 134 81 159 105 170 90 162 105
Maximum power input*** kW 3.24 3.24 4.53 4.53 5.23 5.23 5.71 5.71 8.00 8.00 10.74 10.74 11.95 11.95
Maximum current drawn*** A 14.88 7.04 14.19 9.92 17.42 12.86 19.13 13.78 27.67 20.13 32.09 18.55 35.93 20.77
* The unit power supply is three phase (except size 024, 230 V, which is single-phase). The fan power supply is single phase, except for sizes 072 and 084 which are three phase.
** Based on an outdoor air dry bulb temperature of 35°C and an indoor temperature of 19°C wet bulb and 27°C dry bulb.
*** Based on an outdoor air dry bulb temperature of 46°C and an indoor air wet bulb temperature of 21°C.
Note: The effective power input is according to EUROVENT.
Condensing unit 38FZ 024 036 042 048 060 072 084
Nominal voltage (± 10%)* V 230 400 230 400 230 400 230 400 230 400 230 400 230 400
Nominal power input** kW 2.45 2.45 3.63 3.63 4.04 4.04 4.51 4.51 6.49 6.49 8.52 8.52 9.16 9.16
Nominal current drawn** A 11.25 5.32 11.37 7.95 13.45 9.93 15.11 10.89 22.45 16.33 25.46 14.72 28.27 16.34
Effective power input kW 2.45 2.45 3.63 3.63 4.04 4.04 4.51 4.51 6.26 6.26 8.24 8.24 8.85 8.85
Effective current drawn A 11.26 5.32 11.38 7.95 13.45 9.93 15.10 10.88 21.65 15.75 24.62 14.23 27.31 15.79
Starting current A 84.6 44.6 97.1 58.1 114.6 69.6 131.6 78.6 154.8 100.8 166.5 88.0 157.2 102.2
Maximum power input*** kW 3.02 3.02 4.14 4.14 4.66 4.66 5.38 5.38 7.60 7.60 10.06 10.06 10.75 10.75
Maximum current drawn*** A 13.9 6.6 13.0 9.1 15.5 11.5 18.0 13.0 26.3 19.1 30.1 17.4 33.19 19.18
* The unit power supply is three phase (except size 024, 230 V, which is single-phase). The fan power supply is single phase, except for sizes 072 and 084 which are three phase.
** 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.
Note: The effective power input is according to EUROVENT.
Table 4 - Electrical data
50YZ (40BZ + 38BZ) 024 036 042 048 060 072 084
Nominal voltage (± 10%)* V 230 400 230 400 230 400 230 400 230 400 230 400 230 400
Nominal power input kW
Cooling** 2.74 2.74 4.20 4.20 4.70 4.70 5.04 5.04 7.57 7.57 10.10 10.10 10.92 10.92
Heating*** 2.35 2.35 3.51 3.51 4.00 4.00 4.55 4.55 6.97 6.97 9.07 9.07 9.58 9.58
Nominal current drawn A
Cooling** 12.77 6.04 13.89 10.06 15.79 11.40 17.10 12.43 25.29 18.06 30.00 17.34 33.65 19.45
Heating*** 11.21 5.30 12.00 8.87 14.14 10.60 15.76 11.65 24.09 17.57 27.59 15.95 30.79 17.80
Effective power input kW
Cooling 2.74 2.74 4.10 4.10 4.56 4.56 4.90 4.90 7.16 7.16 9.41 9.41 10.16 10.16
Heating 2.35 2.35 3.41 3.41 3.86 3.86 4.41 4.41 6.56 6.56 8.38 8.38 8.82 8.82
Effective current drawn A
Cooling 12.76 6.04 13.56 9.82 15.32 11.06 16.63 12.09 23.92 17.08 27.96 16.16 31.14 18.00
Heating 11.20 5.30 11.66 8.62 13.65 10.23 15.28 11.30 22.68 16.54 25.50 14.74 28.28 16.35
Starting current A 86 46 99 60 117 72 134 81 159 105 170 90 162 105
Maximum power input*** kW
Cooling**** 3.08 3.08 4.65 4.65 5.22 5.22 5.66 5.66 8.26 8.26 11.06 11.06 12.04 12.04
Heating***** 2.78 2.78 4.07 4.07 4.63 4.63 5.09 5.09 7.70 7.70 10.54 10.54 11.87 11.87
Maximum current drawn*** A
Cooling**** 14.17 6.70 14.86 10.54 17.24 12.28 18.23 12.91 27.10 19.03 32.87 19.00 35.94 20.78
Heating***** 12.79 6.05 13.01 9.23 15.29 10.89 16.39 11.61 25.26 17.74 31.32 18.11 35.44 20.48
* The unit power supply is three phase (except size 024, 230 V, which is single-phase). The fan power supply is single phase, except for sizes 072 and 084 which are three phase.
** Based on an outdoor air dry bulb temperature of 35°C and an indoor temperature of 19°C wet bulb.
*** Based on an outdoor air wet bulb temperature of 6°C and an indoor temperature of 20°C dry bulb.
**** 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 wet bulb temperature of 18°C.
Note: The effective power input is according to EUROVENT.
6
Fig. 1 - Dimensions, mm
50TZ/YZ 024
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Evaporator access panel
Compressor access panel
Control box access panel
Evaporator air inlet
Evaporator air outlet
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
View on indoor air supply/return
Plan view
View on outdoor air supply/return
Note: Standard air supply and return
7
Fig. 2 - Dimensions, mm
50TZ/YZ 036
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Evaporator access panel
Compressor access panel
Control box access panel
Evaporator air inlet
Evaporator air outlet
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Note: Standard air supply and return
View on indoor air supply/return
Plan view
View on outdoor air supply/return
8
Fig. 3 - Dimensions, mm
50TZ/YZ 042
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Evaporator access panel
Compressor access panel
Control box access panel
Evaporator air inlet
Evaporator air outlet
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Note: Standard air supply and return
View on indoor air supply/return
Plan view
View on outdoor air supply/return
9
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Fig. 4 - Dimensions, mm
50TZ/YZ 048
Evaporator access panel
Compressor access panel
Control box access panel
Evaporator air inlet
Evaporator air outlet
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Note: Standard air supply and return
View on indoor air supply/return
Plan view
View on outdoor air supply/return
10
Fig. 5 - Dimensions, mm
50TZ/YZ 060
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Evaporator access panel
Compressor access panel
Control box access panel
Evaporator air inlet
Evaporator air outlet
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Note: Standard air supply and return
View on indoor air supply/return
View on outdoor air supply/return
Plan view
11
Fig. 6 - Dimensions, mm
50TZ/YZ 072
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Evaporator access panel
Compressor access panel
Control box access panel
Evaporator air inlet
Evaporator air outlet
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Note: Standard air supply and return
View on indoor air supply/return
View on outdoor air supply/return
Plan view
12
Fig. 7 - Dimensions, mm
50TZ/YZ 084
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Evaporator access panel
Compressor access panel
Control box access panel
Evaporator air inlet
Evaporator air outlet
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Note: Standard air supply and return
View on outdoor air supply/return
View on indoor air supply/return
Plan view
13
Fig. 8 - Dimensions, mm
38FZ/BZ 024
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Compressor access panel
Control box access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
Note: Standard air supply and return
Plan view
View on refrigerant line connection side
View on outdoor air supply/return
Refrigerant line connection
14
Fig. 9 - Dimensions, mm
38FZ/BZ 036
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Compressor access panel
Control box access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Note: Standard air supply and return
View on refrigerant line connection side
Plan view
View on outdoor air supply/return
Refrigerant line connection
15
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
Compressor access panel
Control box access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Fig. 10 - Dimensions, mm
38FZ/BZ 042
Note: Standard air supply and return
View on refrigerant line connection side
Plan view
View on outdoor air supply/return
Refrigerant line connection
16
Fig. 11 - Dimensions, mm
38FZ/BZ 048
Compressor access panel
Control box access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Note: Standard air supply and return
View on refrigerant line connection side
Plan view
View on outdoor air supply/return
Refrigerant line connection
17
Fig. 12 - Dimensions, mm
38FZ/BZ 060
Compressor access panel
Control box access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Note: Standard air supply and return
View on refrigerant line connection side
Plan view
View on outdoor air supply/return
Refrigerant line connection
18
Fig. 13 - Dimensions, mm
38FZ/BZ 072
Compressor access panel
Control box access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Note: Standard air supply and return
View on refrigerant line connection side
Plan view
View on outdoor air supply/return
Refrigerant line connection
19
Fig. 14 - Dimensions, mm
38FZ/BZ 084
Compressor access panel
Control box access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
Main disconnect switch
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Note: Standard air supply and return
View on refrigerant line connection side
Plan view
View on outdoor air supply/return
Refrigerant line connection
20
Fig. 15 - Dimensions, mm
40BZ 024
Compressor access panel
Suction line ø 5/8"
Liquid line ø 3/8"
Condenser air inlet
Condenser air outlet
Drain, 3/4" MPT
Unit supports
Cable entry
When designing an installation, always use up-to-date drawings, available from your local Carrier office.
Note: Standard air supply and return
View on indoor air supply/return
Plan view
View on refrigerant line connection side
Refrigerant line connection
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Carrier 38FZ/BZ 072 Installation, Operation And Maintenance Instructions

Carrier
Brand
Carrier
Model
38FZ/BZ 072
Category
Split-system air conditioners
Type
Installation, Operation And Maintenance Instructions
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