Lennox CSC User manual

www.lennoxemea.com

CSC/CSH

CDC/CDH

20 - 100 kW

AIR COOLED CONDENSING UNIT

INSTALLATION, OPERATING

AND MAINTENANCE

MIL153E-1217 05/2018

• 1 •

6-11

12-13

18-21

22-23

26-27

Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

2.- INSTALLATION PAGE

3.- COMMISSIONING AND OPERATION PAGE

4.- MAINTENANCE PAGE

DATA PAGE FOR COMMISSIONING UNIT PAGE 3

TABLE OF CONTENTS

POINTS TO BEAR IN MIND PAGE 2

1.- GENERAL CHARACTERISTICS PAGE

1.1.- PHYSICAL DATA

1.2.- ELECTRICAL DATA

1.3.- OPERATING LIMITS

1.4.- FAN PERFORMANCES

1.5.- PIPING DRAWINGS

1.6.- UNIT DIMENSIONS

2.1.- PRELIMINARY PREPARATIONS

2.2.- UNITACCEPTANCE

2.3.- OPTIONAL OPERATIONS PRIOR TO UNIT INSTALATION

2.4.- UNIT LOCATION

2.5.- INSTALLATION CLEARANCES

2.6.- DRAINS

2.7.- REFRIGERANT CONNECTIONS

2.8.- ELECTRICAL CONNECTIONS

2.9.- OPTIONS INSTALLATION

3.1.- PRELIMINARY CHECKS BEFORE FIRST INSTALLATION

3.2.- PRELIMINARY CHECKS AT FIRST INSTALLATION

4.1.- PREVENTIVE MAINTENANCE

4.2.- CORRECTIVE MAINTENANCE

4.3.- FAILURE DIAGNOSIS

All the technical and technological information contained in this manual, including any drawing and technical descriptions

provided by us, remain the property of Lennox and must not be used (except in the operation of this product), reprodu-

ced, issued to or made available to third parties without the prior written agreement of Lennox.

The manufacturing of these units is made under the requirements of the ISO 9001 and ISO 14001.

WARNING: Read this manual before installation, reparation o maintenance works.

• 2 • Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

Abrasive

surfaces Risk of injury by

moving objects

High

temperatures

Low

temperatures Risk of injury by

rotating objects

Electrical

voltage

ELECTRICAL CONNECTIONS

Make sure to switch off the power before installing, repairing or carrying out maintenance on the unit,

in order to prevent serious electrical injury.

Keep local and national legislation in mind when installing the unit.

Standard Guidelines to Lennox equipment

All technical data contained in these operating instructions, including the diagrams and technical description remains the

property of Lennox and may not be used (except for the purpose of familiarizing the user with the equipment), reprodu-

ced, photocopied, transferred or transmitted to third parties without prior written authorization from Lennox.

The data published in the operating instructions is based on the latest information available. We reserve the right to make

modiﬁcations without notice.

We reserve the right to modify our products without notice without obligation to modify previously supplied goods.

These operating instructions contain useful and important information for the smooth operation and maintenance of your

equipment.

The instructions also include guidelines on how to avoid accidents and serious damage before commissioning the equip-

ment and during its operation and how to ensure smooth and fault-free operation. Read the operating instructions care-

fully before starting the equipment, familiarize yourself with the equipment and handling of the installation and carefully

follow the instructions. It is very important to be properly trained in handling the equipment. These operating instructions

must be kept in a safe place near the equipment.

Like most equipment, the unit requires regular maintenance. This section concerns maintenance and management

personnel.

If you have any queries or would like to receive further information on any aspect relating to your equipment,

do not hesitate to contact us.

POINTS TO BEAR IN MIND

DANGER AND WARNING SIGNS

• 3 •

1 ºC

2 ºC

1 ºC

2 ºC

1 ºC

2 ºC

1 ºC

2 ºC

Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

DATA PAGE FOR UNIT COMMISSIONING

UNIT:

INSTALLER TEL:INSTALLER:

CONTROL PANEL IDENTIFICATION CODE:

INSTALLATION ADDRESS:

SERIAL Nr:

CHECKS:

DATE OF COMMISSIONING:

SUPPLY VOLTAGE: RATED VOLTAGE OF THE UNIT:

UNIT ON SHOCK ABSORBERS

DRAINAGE WITH TRAP

MAIN POWER SUPPLY CONNECTION

CONTROL PANEL CONNECTION

COMPRESSOR OIL LEVEL INDICATOR

YES NO

DATA INPUT:

COOLING CYCLE

Air intake temperature to the outdoor coil:

Air output temperature to the outdoor coil:

High pressure:

Low pressure:

circuit 1

circuit 2

circuit 1

circuit 2

Air intake temperature to the outdoor coil:

Air output temperature to the outdoor coil:

High pressure:

Low pressure:

circuit 1

circuit 2

circuit 1

circuit 2

HEATING CYCLE

ELECTRIC POWER CONSUMPTION (Amps)

Compressor 1

Compressor 3

Outdoor fan section 1

Outdoor fan section 2

Options installed:

Comments:

Compressor 2 Compressor 2

INSTALLER ADDRESS:

Compressor 1

Compressor 3

Outdoor fan section 1

Outdoor fan section 2

• 4 •

CSC020SNM3M

CSC

CSH

020S

CSC

CSH

025S

CSC

CSH

030S

CSC

CSH

035S

CSC

CSH

040S

CSC

CSH

045D

CSC/CDC

CSH/CDH

055D

CSC/CDC

CSH/CDH

070D

CSC/CDC

CSH/CDH

085D

CSC

CSH

100D

257 290 297 352 365 443 524 549 581 865

262 295 302 357 370 448 529 554 586 870

7600 8500 10000 12000 11700 14000 20000 21000 22000

15500+11700

CSC

CSH

020S

CSC

CSH

025S

CSC

CSH

030S

CSC

CSH

035S

CSC

CSH

040S

CSC

CSH

045D

CSC/CDC

CSH/CDH

055D

CSC/CDC

CSH/CDH

070D

CSC/CDC

CSH/CDH

085D

CSC

CSH

100D

8.25 10.1 11.8 15.5 16.9 20.2 23.5 31 33.8 42.5

1.45 1.89 2.69 2.69 2.69 3.63 5.38 5.38 7.26 7.75

9.7 11.99 14.49 18.19 19.59 23.83 28.98 36.38 41.06 50.25

15 21 22 25.6 31 42 44 51.2 62 77.6

2.59 3.45 4.8 4.8 4.8 6.48 9.6 9.6 12.96 13.4

17.59 24.45 26.8 30.4 35.8 48.48 53.6 60.8 74.96 91

88.4 97.8 105.1 139.1 152.7 121.8 131.9/

210.2 169.5/

278.2 191.9/

308.8 207.9

3~400V 50Hz

Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

1.- GENERAL CHARACTERISTICS

1.1.- PHYSICAL DATA

Air cooled

condensing unit C: Cooling only

H: Heat pump

Type of refrigerant

M: R-410A

Approximate cooling

capacity in kW

S: Outdoor unit Split

D: Outdoor unit Multi-split

S: One Circuit

D: Two Circuits

No heat Number

of revision

M: 400V/3/50

CSC/CDC: Cooling only unit R-410A.

CSH/CDH: Heat pump unit R-410A.

UNIT MODELS

Compressor (Nr. / Type) 1/Scroll 1/Scroll 1/Scroll 1/Scroll 1/Scroll 2/Scroll 2/Scroll 2/Scroll 2/Scroll 2/Scroll

Net Weight

(Kg)

CSC/CDC Cooling only unit (Kg.)

CSH/CDH Heat pump unit (Kg.)

Air ﬂow (m3/h)

Refrigerant charge NITROGEN(*)

(*) The units are supplied with nitrogen gas; this must be

removed and the unit charged with refrigerant R-410A,

depending on unit model.

(see page 23 to calculate refrigerant charge for model CSC/

CDC and CSH/DCH units to work with indoor units CIC/CIH).

R-410A factory refrigerant precharge kit is available as an

option.

1.2.- ELECTRICAL DATA

ELECTRICAL CONSUMPTION FOR STANDARD UNITS

UNIT MODELS

Maximum absorbed power (kW)

Compressor

Fan

Total power

Maximum current (A)

Compressor

Fan

Total current

Start up current (A)

Voltage V/f (50Hz)

1.3.- OPERATING LIMITS (For installation with air treatment units. Example)

OPERATING LIMITS FOR (COOLING ONLY) UNITS

COOLING CYCLE

OPERATION

INDOOR TEMPERATURE

OUTDOOR TEMPERATURE

MAXIMUM TEMPERATURES MINIMUM TEMPERATURES

+10ºC STANDARD UNIT

0ºC (*)

-15ºC (**)

INDOOR TEMPERATURE

MAXIMUM TEMPERATURES

COOLING CYCLE

OPERATION

HEATING CYCLE

OPERATION

INDOOR TEMPERATURE

OUTDOOR TEMPERATURE 27ºC

(With 20ºC outdoor temperature)

(*) With option kit low temperature 0ºC. (**) With option kit low temperature -15ºC.

OPERATING LIMITS FOR (HEATING PUMP) UNITS

DB: Dry bulb temperature. WB: Wet bulb temperature

(*) With option kit low temperature -15ºC.

MINIMUM TEMPERATURES

OUTDOOR TEMPERATURE

32ºC DB / 23ºC WB 21ºC DB / 15ºC WB

27ºC DB

32ºC DB / 23ºC WB

15ºC DB

21ºC DB / 15ºC WB

-12ºC

(With 20ºC indoor temperature)

45ºC (020-025-030-045-055)

47ºC (035-040-070-085-100)

45ºC (020-025-030-045-055)

47ºC (035-040-070-085-100) 0ºC UNIDAD ESTÁNDAR

-15ºC (*)

Units valid for combine with air treatment units

• 5 •

055D 14000 16000 18000 20000 21400

741 299 264 225 160 96

709 271 235 195 137 83

677 242 206 165 113 70

645 213 178 135 73 57

613 184 149 105 32 44

070D 14700 16800 18900 21000 22400

741 272 230 182 122 66

709 243 201 153 98 50

677 213 172 124 74 33

645 184 142 95 44 16

613 154 113 66 13 -0.4

085D 15400 17600 19800 22000 23500

751 277 235 187 126 69

719 247 199 159 101 51

686 208 162 120 71 36

654 181 139 89 24 15

621 154 112 65 12 n/a

020S 5300 6100 6850 7600 8100

751 178 156 134 104 77

719 162 140 118 89 64

686 141 118 96 67 38

654 124 101 78 47 6

621 108 86 64 35

(rpm) (m3/h)

025S 5950 6800 8500 9100

841 223 195 126 91

805 202 174 107 74

769 177 148 88 44

732 154 125 63 7

696 135 107 40 4

(rpm) (m3/h)

030S 7000 8000 9000 10000

934 272 234 194 142

894 246 208 168 117

854 213 175 134 84

814 186 146 106 55

773 161 123 82 36

(rpm) (m3/h)

035S 8400 9600 10800 12000 12850

741 209 191 171 146 125

709 189 171 152 126 105

677 168 151 132 107 87

645 148 131 112 88 68

613 128 111 92 69 50

(rpm) (m3/h)

040S 8200 9350 10525 11700 12500

741 205 188 170 148

709 185 168 150 128 110

677 163 146 128 106 89

645 143 127 109 87 68

613 126110916951

(rpm) (m3/h)

045D 9800 11200 12600 14000

829 237 213 183 136

794 235 187 156 111

758 233 161 130 86

722 231 135 104 72

686 229 109 77 57

(rpm) (m3/h)

100D (C1) 10850 12400 13950 15500 16600

846 239 210 171 125

801 207 180 138 92 58

756 175 150 105 58 26

711 143 121 72 26 n/a

666 111 91 39 n/a n/a

(rpm) (m3/h)

100D (C2) 8200 9350 10525 11700 12500

743 201 187 157 141 119

711 199 167 136 161 101

679 197 148 116 102 83

647 195 128 95 84 64

615 193 108 75 65 46

(rpm) (m3/h)

•

Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Pulley closed

1 turn

2 turns

3 turns

4 turns

Illegal position because of the limit of engine power Note: The unit leaves factory with the pulley ﬁt to 2 open turns

1.4.- FAN PERFORMANCES (Available static pressure Pa.)

STANDARD UNITS WITHOUT OPTIONALS

1.- GENERAL CHARACTERISTICS

• 6 •

(ELEMENTO OPCIONAL)

045

SVL3

LP2

CH3

HP2 PT2

SVL1

LP1

CH1

HP1 PT1

CSC 045

SVL3

SVL1

LPT2

HPT1

HPT2

CH1

CH3

LPT1

CSC 020/025/030/035/040

SVL1

HP1

(ELEMENTO OPCIONAL)

CH1

LPT1 HPT1

HPT1

LPT1

HPT2

LPT2

Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

1.- GENERAL CHARACTERISTICS

AIR TREATMENT UNIT. EXAMPLE CONDENSING UNIT

OPTION ELEMENT

Scroll compressor

Fan

Expansion valve Filter drier

Service valve

option

Service valve

option

Fan motor

Coil

AIR TREATMENT UNIT. EXAMPLE CONDENSING UNIT

OPTION ELEMENT

Scroll compressor

Fan

Coil

Expansion valve

Filter drier

Service valve

option

Suction accumulator

(Long distance connection option).

Suction accumulator

(Long distance connection option).

Fan motor

Coil

Pressure gauge. (5/16” to be ﬁtted by the installer).

Discharge sensor.

Liquid solenoid valve. (Long distance option).

To be connected by the installer in the air treatment unit.

Liquid solenoid valve. (Long distance option).

To be connected by the installer in the air treatment unit.

Low pressure switch, circuit 1.

Low pressure switch, circuit 2.

High pressure transducer circuit 1.

High pressure transducer, circuit 2.

Crank case heater. (Low ambient 0ºC or -15ºC option).

Outdoor temperature sensor

Service valve

option

Service valve

option

Service valve

option

1.5.- PIPING DRAWINGS COOLING ONLY UNITS

OPTION ELEMENT

Suction accumulator

(Long distance connection option).

• 7 •

(ELEMENTO OPCIONAL)

055/070/085

SVL3

LP2

CH3

HP2 PT2

SVL1

LP1

CH1

HP1 PT1

CSC 055/070/085

SVL3

SVL1

DS HP1

HP2

CH1

CH3

LPT1

LPT1 HPT1

HPT2

LPT2

HPT1

HPT2

Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

1.- GENERAL CHARACTERISTICS

1.5.- PIPING DRAWINGS COOLING ONLY UNITS

AIR TREATMENT UNIT. EXAMPLE CONDENSING UNIT

Scroll compressor

Fan

Coil

Expansion valve

Filter drier

Service valve

option

Suction accumulator

(Long distance connection option).

Suction accumulator

(Long distance connection option).

Fan motor

Coil

Fan motor

Coil

Service valve

option

Service valve

option

Service valve

option

Pressure gauge. (5/16” to be ﬁtted by the installer).

Discharge sensor.

Liquid solenoid valve. (Long distance option).

To be connected by the installer in the air treatment unit.

Liquid solenoid valve. (Long distance option).

To be connected by the installer in the air treatment unit.

Low pressure transducer, circuit 1.

Low pressure transducer, circuit 2.

High pressure switch, circuit 1.

High pressure switch, circuit 2.

Crank case heater. (Low ambient 0ºC or -15ºC option).

High pressure transducer, circuit 1

High pressure transducer, circuit 2.

Outdoor temperature sensor

OPTION ELEMENT

• 8 •

SVL3

SVL1

PT2

CH3

LP2

HP2

PT1

CH2

LP1

CH1

HP1

UNIDAD EXTERIOR

CSC 100

UNIDAD INTERIOR

CIC 100

(ELEMENTO OPCIONAL)

SVL1

SVL3

LPT1

HP1

HP2

CH3

CH1

CH2

HPT1

LPT1

LPT2 HPT2

LPT2

HPT1

HPT2

Installation, Operation and Maintenance manual • CSC/CSH-MIL153E-1217-05/2018

1.- GENERAL CHARACTERISTICS

Pressure gauge. (5/16” to be ﬁtted by the installer).

Discharge sensor.

Liquid solenoid valve (Long distance option).

To be connected by the installer in the air treatment unit.

Liquid solenoid valve (Long distance option).

To be connected by the installer in the air treatment unit.

Low pressure transducer, circuit 1.

Low pressure transducer, circuit 2.

High pressure switch, circuit 1.

Coil

Fan motor

Coil

Fan motor

Suction accumulator

(Long distance connection option).

Suction accumulator

(Long distance connection option).

1.5.- PIPING DRAWINGS COOLING ONLY UNITS

Scroll compressor

AIR TREATMENT UNIT. EXAMPLE CONDENSING UNIT

OPTION ELEMENT

Fan

Coil

Expansion valve

Filter drier

Service valve option

Coil

High pressure switch, circuit 2.

Crank case heater. (Low ambient 0ºC or -15ºC option).

High pressure transducer, circuit 1.

Outdoor temperature sensor

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