McQuay R410A SINGLE COMPRESSOR SERIES Bedienungsanleitung

AIR COOLED CHILLER

(R410A SINGLE COMPRESSOR SERIES)

INSTALLATION MANUAL

Group: Mini Chiller

Part Number: A08019024588

Date: February 2005

IM-5ACC-0205SC

English

5AC 020/025 CR

1181,610,0 10,0

460,0

85,0 128,5

128,5

789,5

475,0

55,2

80,0 300,0 80,0

OUTLINEAND DIMENSIONS

!Caution Sharp edges and coil surfaces are potential locations which may cause

injury hazards.Avoid from being in contact with these places.

!Avertissement Lesbordscoupantsetlessurfacesdurefroidisseurtuulaireprésentent

unrisquedeblessure.Mieuxvautéviterlecontactaveccesendroits.

!Vorsicht ScharfeKantenundWärmetauscherflächenstelleneineGefahrenquelledar.

Jeglicher Kontakt mit diesen Stellen ist zu vermeiden.

!Cautela Per preservarsi da eventuali ferite, evitare di toccare gli spigoli affilali e la

superficie della serpentina.

!Cuidado LosBordesafiladosylasuperficiedelserpentínpuedenproducirlesiones.

Evite tocarlos.

!Осторожно Острые края и поверхности змеевиков являются

потенциальными местами нанесения травм. Остерегайтесь

контакта с этими местами.

This product is subjected to Waste of Electrical and Electronic Equipment Regulations (WEE

Regulations). The waste product shall be separately collected by specific collection and treatment centre

lease refer to local authorithy for these centres. This is only applicable to European Union countries

Ce produit est soumis

la r

lectriques e

tre ces centres. Ceci

îî

est uniquement applicable aux pays de l'Union Euro

enne

Questo prodotto

soggetto alle disposizioni RAEE (Rifiuti di apparecchiature elettriche ed elettroniche)

locali. Questa disposizione

valida solamente i paes

’

ctrico y Electr

ico en materia d

fico

íí

de colecc

solamente aplicable a los p

ses de la

Europea

Dieses Produkt unterliegt den Bestimmungen zur Entsorgung von elektrischen und elektronische

tes

ll bei Ihrer

ndiges Abfall-Amt. Dieser

ää

Hinweis gilt nur f

ischen Union

оцесс

тилизаци

анног

прод

кт

рег

лир

етс

авилам

тилизаци

отхо

(WEEE Re

ulations).

авил

Ев

опейског

NOTICE

English

iii

MODEL : 5AC 020/025 CR

LIVE

COM2

COM1

BOILER

W_PUMP

OUT_FAN2

4WV2

A_FREEZE

ALM_OUT

ALM_IN

4WV1

OUT_FAN1

AUX-H

12V

F02

F01

LP2

LP1

HP2

HP1

C02

C01

FLOW

ALM

DE2

DE1

C/H

ON/OFF

CN6 WI WOOA

CD1 CD2 DF1DF2

COMP DISCHARGE SENSOR (1)

OUTDOOR AIR TEMP SENSOR

LEAVING WATER SENSOR

ENTERING WATER SENSOR

N/L2

220-240/1pH/50Hz

L/L1TB1 12V 12V 12V N1 N1 N1 1 2 O/F PUMPC/H

HEATOFF

COOLON

4WV

HTR AL

OUT

LP HP FL

OUT

TB3

LNC

CSRE

COMP.

LNE

PUMP

FUSE

10A

4B 1A

SWITCH

COMP

CAP

C O/L

DEFROST SENSOR (1)

TB2

4WV

CAP

R1 R2

PART NO : 50 13 4 066985

ELECTRICALWIRING DIAGRAM

ISOLATOR DIAGRAM

TB1 L/L1 N/L2

Power supply 230V / 1Ph-N / 50Hz

5AC/AC020/025 CR

AC TERMINAL BOX

ISOLATOR

FUSE

English

This manual provides the procedures of installation to ensure a safe and good standard of operation for the

chiller.

Special adjustments may be necessary to suit local requirements.

Before using the chiller, please read this instruction manual carefully and keep it for future reference.

INSTALLATION MANUAL

AIR COOLED CHILLER

MODEL

Part No.:A08019024588

HEAT PUMP

R410A

5AC 020 CR / M5AC 020 CR

5AC 025 CR / M5AC 025 CR

IM-5ACC-0205SC

!WARNING

• Installation and maintenance should be performed by qualified person who are familiar with local code and

regulation, and experienced with this type of appliance.

1-1

!CAUTION

Please take note of the following important points when installing.

• Do not install the unit where leakage of flammable gas may occur.

If gas leaks and accumulates around the unit, it may cause fire ignition.

• Do not overcharge the unit.

This unit is factory pre-charged. Overcharge will cause over-current or damage to the compressor.

• Sharp edges and aluminium fin coil surface are potential which may cause injury hazards.

Avoid from being in contact with these locations.

INDEX

- OutlineAnd Dimensions page i-ii

- Electrical Wiring Diagram page iii

- Isolator Diagram page iv

- Transportation page 1

- Installation Location page 2

- Unit Installation page 3

- Physical Data page 4

- Water Piping and Fitting page 5

- Electrical And Wiring page 5

- Electrical Data page 5

TRANSPORTATION

• Usespreaderbars orforkliftto lifttheunit toavoiddamage tothepanels. Figure 1providesthe dimensionsofthe cratefor

lifting. Avoid violent movements. Do not remove crate until it is at its final location.

640.0

- Recommended FuseAnd Cable Sizes page 6

- Water Piping System Setup page 7

- Refrigerant Circuit page 7

- Special PrecautionsWhen Dealing With

R410AUnit page 7

- Control Operation Guide page 8

- ServicingAnd Maintenance page 9

- Troubleshooting page 10

- Fan Speed Controller (Optional) page 11

- Isolator Switch Field Installation page 11

Figure 1

1-2

English

500 1000 1000 500

1500

500 500

1500

500

INSTALLATION LOCATION

• Installation work should be done by the authorized dealer or qualified contractor. Never install the unit yourself.

• Make sure there is sufficient space for airflow around the unit. The discharged air should be directed outside using a duct

should the unit be installed in a plant room.

• Vibration isolator should be provided to prevent vibration and noise from the unit.

• When installing the unit on the ground, make sure the selected site is not subject to flooding.

• There should be sufficient space allocated for ventilation, servicing and maintenance when installing the unit. Refer to the

following figures for proper location.

Figure 2: For single unit installation

AIR FLOW

MIN 500

Figure 3: For multiple unit installation

AIR FLOW

AIR FLOW AIR FLOW

MIN 500

1-3

5AC 020/025 CR

UNIT INSTALLATION

!CAUTION

• Improper handling of unit during installation could result in leaks, electrical shock or unit malfunction.

• Contact your dealer for reinstallation or dismantling of unit.

• Do not introduce foreign objects such as fingers, sticks etc. into the air inlet and air outlet.

• Do not climb or place objects on top of mini chiller.

50 50

100

Figure 4: For floor installation

Note: All units are in mm unless specified.

• Unit subjects to floor installation must be placed on a concrete slab. The slab must have thickness of 100mm and 50mm

wider and longer than the footprint of the unit (Figure 4). Place the concrete slab a distant from building to prevent

vibration and noise.

• Inthe caseofheatpump operationwithan outdoortemperaturebelow 0°C, theunitmust beinstalledat least300mmabove

ground level. This is necessary to prevent ice from accumulating on the frame and to permit proper operation in the event

of heavy snowfalls.

• The unit must be leveled on both axes. (Tolerance is less than 2mm per meter.)

1-4

English

PHYSICALDATA

Table A-1 : R410A - Heatpump

Model 5AC020CR 5AC025CR

Nominal cooling capacity kW 4.98 6.15

Nominal heating capacity kW 6.30 7.320

Operating Weight kg 115.50 122.50

Refrigerant charge R410A kg 1.20 1.725

Compressor 1 Rotary comp

Control system LCD Electronic Control

Refrigerant - water heat exchanger Brazed Plate Heat Exchanger

Water connections (BSP) inches 1 1

Maximum water pressure kPa 1000 1000

Hydronic circuit

Pump High Head Circulator

Available pressure (Cooling / Heating) kPa 87/68 163/93

Water inlet connection (BSPT) inches 1 1

Water outlet connection (BSPT) inches 1 1

Drain tap coupling (BSPT) inches 1/2 1/2

Closed expansion tank water volume litre 2 2

Refrigerant - air heat exchanger

Tube diameter mm 9.52 9.52

No. of rows 1 2

Tubes/row 30 30

Fin spacing mm 1.27 1.59

O/D Fan

Diameter inches 18 18

No. of blades 5 5

Air flow (high speed) m3/min 62.3 62.3

Fan speed (high speed) r/min 910 920

Note: For cooling nominal values are based on 12°C / 7°C entering / leaving evaporator water temperature, 35°C air ambient temperature.

For heating nominal values are based on 40°C / 45°C entering / leaving evaporator water temperature, 7°C/6°C (DB/WB) air ambient temperature.

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