Carrier 30RH, 30RA User Manual

4.5 (2)

AQUASNAP 30RA / 30RH

 

 

 

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control

-DIALOG PRO

INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS

30RA/30RH

Air-cooled liquid chillers and reversible air-to-water heat pumps with integrated hydronic module

For the use of the control system, refer to the Pro-Dialog Plus control manual.

Contents

 

 

 

 

 

 

 

Page

Physical data .................................................................................................................................

 

 

2/3

Electrical data ................................................................................................................................

 

 

2/3

Dimensions and location of hydraulic connections .......................................................................

 

 

4

Clearance and electric cables .......................................................................................................

 

 

4

General information and hydronic module ...................................................................................

 

 

5

Water connections .........................................................................................................................

 

 

6/8

Electrical connections....................................................................................................................

 

 

 

9

Refrigerant charge .........................................................................................................................

 

 

9/10

Electronic control ...........................................................................................................................

 

 

10

Start-up ..........................................................................................................................................

 

 

11

Compressor replacement

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

 

11

Pump replacement ........................................................................................................................

 

 

11

Unit protection devices ..................................................................................................................

 

 

11/12

Operating limits and operating range ............................................................................................

 

12

Maintenance ..................................................................................................................................

 

 

13

Final recommendations .................................................................................................................

 

 

13

Troubleshooting .............................................................................................................................

 

 

14

Start-up check list

 

 

 

 

 

 

Start up date _____________________

Equipment sold by: ___________________________________________ Contract No: ____________________________

Installed by: _________________________________________________ Contract No: ____________________________

Site address _______________________________________________________________________________________

Equipment type and serial No:

30RA ___________________________________________________________

 

30RH ___________________________________________________________

ELECTRICAL DATA:

 

 

 

 

Supply voltage

Ph 1: ____________ V

Ph 2: ____________ V

Ph 3: _____________ V

Nominal voltage: ____________________________________ V

% network voltage _______________________

Current draw

Ph 1: ____________ A

Ph 2: ____________ A

Ph 3: _____________

A

Control circuit voltage: ________________________________ V

Control circuit fuse _____________________

A

Main circuit breaker rating _____________________________________________________________________________

PHYSICAL DATA:

 

 

 

 

Coil:

Plate heat exchanger:

 

 

Entering air temp.: _______________________ ° C

Entering water temp.: __________________ ° C

Leaving air temp.: _______________________ ° C

Leaving water temp.: __________________ ° C

 

 

Pressure drop (water): _________________ kPa

SAFETY DEVICE SETTING:

 

 

 

 

High pressure switch:

cut-out: _____________ kPa

cut-in: _____________________ kPa

 

Oil level ___________________________________________________________________________________________

OPTIONS:

Commissioning engineer (name) _______________________________________________________________________

Customer agreement

Name: ________________________________

Date: ______________________________

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

ENGLISH

GB - 1

30RA

Physical data and electrical data - Model RA

Table I: Physical data - Model RA

30RA

 

017

021

026

033

Net cooling capacity*

kW

17.70

21.60

25.80

31.70

 

 

 

 

 

 

Operating weight

 

 

 

 

 

without hydronic module

kg

200

220

250

285

with hydronic module

kg

220

240

280

315

Refrigerant charge R-407C

kg

4.80

5.13

6.41

7.70

 

 

 

 

 

 

Compressor

 

One scroll compressor

 

 

 

 

 

 

 

 

Evaporator

 

One plate heat exchanger

 

 

Net water volume

l

1.50

1.88

2.16

2.82

Water connections (MPT gas)

inches

1

1

1-1/4

1-1/4

Maximum water pressure

kPa

1000

1000

1000

1000

(unit without hydronic module)

 

 

 

 

 

 

 

Hydronic module

Pump, mesh filter, expansion tank, flow switch, pressure gauges, automatic air purge valve and drain plug,

 

flow control valve and safety valve.

 

 

 

Pump

 

One single-speed pump

 

 

Available pressure**

kPa

138

126

150

138

Water inlet connection (MPT gas)

inches

1-1/4

1-1/4

1-1/4

1-1/4

Water outlet connection (MPT gas)

inches

1

1

1-1/4

1-1/4

Closed expansion tank water volume

l

8

8

8

8

 

 

 

 

 

 

Water fill system (option)

 

 

 

 

 

Inlet/outlet diameter (MPT gas)

inches

1/2

1/2

1/2

1/2

 

 

 

 

 

Condenser

 

One, copper tubes and aluminium fins

 

 

Tube diameter

inches

3/8

3/8

3/8

3/8

No. of rows

 

2

3

2

3

Tubes/row

 

52

52

60

60

Fin spacing

mm

1.81

1.81

1.81

1.81

Fan

 

Two,axial type with two speeds

 

 

Diameter

mm

500

500

610

610

No. of blades

 

5

5

5

5

Air flow (high speed)

l/s

2450

2222

3278

3000

Fan speed (high speed)

r/s

12.83

12.91

11.05

10.96

 

 

 

 

 

 

* The ratings indicated refer to an evaporator entering/leaving temperature of 12/7 ° C,and air entering the condenser at 35 ° C. ** At nominal water flow rate.

Table II: Electrical data - Model RA

30RA

 

017

021

026

033

 

 

 

 

 

 

Power supply

V-ph-Hz

400-3-50 / 400-3-50+N

 

 

 

Voltage range

V

360-440

 

 

 

Nominal power input*

kW

6.43

8.57

9.56

12.39

Effective power input**

kW

6.54

8.72

9.75

12.60

Nominal current drawn*

A

10.75

15.50

18.80

24.55

Effective current drawn**

A

10.95

15.75

19.10

24.95

Maximum power drawn***

kW

7.87

10.8

12.23

14.95

Maximum current drawn**

A

13.50

20.00

22.50

28.00

Starting current

A

87

132

134

139

Pump power input

kW

0.65

0.68

0.89

0.93

 

 

 

 

 

 

*Based on an outdoor entering air temperature of 35 ° C db,an evaporator entering water temperature of 12 ° C and an evaporator leaving water temperature of 7 ° C,unit without hydronic module

**The power and current values indicated refer to Eurovent Standard conditions.

***The power and current values indicated refer to an evaporator leaving water temperature of 10 ° C and condenser entering air temperature of 46 ° C.

GB - 2

30RH

Physical data and electrical data - Model RH

E N G L I S H

Table I: Physical data - Model RH

 

30RH

 

017

021

026

033

 

Net cooling capacity*

kW

16.70

21.60

24.60

29.00

 

 

 

 

 

 

 

 

Net heating capacity**

kW

18.80

24.80

27.80

34.00

 

 

 

 

 

 

 

 

Operating weight

 

 

 

 

 

 

without hydronic module

kg

235

265

285

315

 

with hydronic module

kg

255

285

315

345

 

Refrigerant charge R-407C

kg

7.15

7.84

9.30

11.00

 

 

 

 

 

 

 

 

Compressor

 

One scroll compressor

 

 

 

 

 

 

 

 

 

 

 

Control system

 

Pro Dialog-Plus

 

 

 

 

 

 

 

 

 

 

Refrigerant-water heat exchanger

 

One plate heat exchanger

 

 

 

Net water volume

l

1.50

1.88

2.16

2.82

 

Water connections (MPT gas)

inches

1

1

1-1/4

1-1/4

 

Maximum water pressure

kPa

1000

1000

1000

1000

 

(unit without hydronic module)

 

 

 

 

 

 

 

 

 

Hydronic module

Pump, mesh filter, expansion tank, flow switch, pressure gauges, automatic air purge valve and drain plug,

 

 

flow control valve and safety valve.

 

 

 

 

Pump

 

One single-speed pump

 

 

 

Available pressure***

kPa

142

125

155

149

 

Water inlet connection (MPT gas)

inches

1-1/4

1-1/4

1-1/4

1-1/4

 

Water outlet connection (MPT gas)

inches

1

1

1-1/4

1-1/4

 

Drain tap coupling (MPT gas)

inches

1/2

1/2

1/2

1/2

 

Closed expansion tank water volume

l

8

8

8

8

 

 

 

 

 

 

 

 

Water fill system (option)

 

 

 

 

 

 

Inlet/outlet diameter (MPT gas)

inches

1/2

1/2

1/2

1/2

 

 

 

 

 

 

 

Refrigerant-air heat exchanger

 

One, copper tubes and aluminium fins

 

 

 

Tube diameter

inches

3/8

3/8

3/8

3/8

 

No. of rows

 

3

2

3

4

 

Tubes/row

 

52

60

60

60

 

Fin spacing

mm

1.81

1.81

1.81

1.81

 

Fan

 

Two, axial type with two speeds

 

 

 

Diameter

mm

500

610

610

610

 

No. of blades

 

5

5

5

5

 

Air flow (high speed)

l/s

2222

3611

3111

3333

 

Fan speed (high speed)

r/s

12.83

10.83

11.67

11.83

 

 

 

 

*

*The ratings indicated refer to an evaporator entering/leaving temperature of 12/7 ° C,and air entering the condenser at 35 ° C.

 

 

**

The ratings indicated refer to a condenser entering/leaving temperature of 40/45 ° C,and air entering the condenser at 7 ° C d.b.and 6 ° C w.b.

 

*** At nominal water flow rate during cooling.

Table II: Electrical data - Model RH

30RH

 

017

021

026

033

 

 

 

 

 

 

Power supply

V-ph-Hz

400-3-50 / 400-3-50+N

 

 

 

Voltage range

V

360-440

 

 

 

Nominal power input*

kW

6.21

7.95

9.13

11.83

Effective power input**

kW

6.30

8.10

9.30

12.00

Nominal current drawn*

A

10.75

14.80

18.70

23.65

Effective current drawn**

A

10.90

15.05

19.05

24.00

Maximum power drawn***

kW

7.87

10.8

12.23

14.95

Maximum current drawn***

A

13.50

20.00

22.50

28.00

Starting current

A

87

132

134

139

Pump power input

kW

0.65

0.68

0.89

0.93

 

 

 

 

 

 

*Based on an outdoor entering air temperature of 35 ° C db, an evaporator entering water temperature of 12 ° C and an evaporator leaving water temperature of 7 ° C, unit without hydronic module

**The power and current values indicated refer to Eurovent Standard conditions.

***The power and current values indicated refer to an evaporator leaving water temperature of 10 ° C and a condenser entering air temperature of 46 ° C.

GB - 3

Carrier 30RH, 30RA User Manual

30RA/30RH

Dimensions and location of hydraulic connections (mm)

Mod. 30RA 017 - 021

Mod. 30RH 017

1328

 

 

3

1

 

 

 

2

 

 

175 105

 

 

859

796

 

 

 

130

1068

635

578

478

 

 

 

40

 

 

 

 

3

1

 

 

 

 

2

1453.5

 

180

125

1003

940

 

 

130

 

130

 

 

635

578

478

40

12x20

 

Mod. 30RA 026 - 033

1503

Mod. 30RH 021 - 026 - 033

 

1657.5

1243

130

 

 

 

 

12x20

1. Water inlet

2. Water outlet

3. 3/4” gas safety valve outlet

 

 

 

 

 

 

200

200

 

 

700

Main switch

400

Grommet: 1 Pg 29 and 2 Pg 16 for power

 

supply and control cables entry

 

GB - 4

 

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