Carrier 30RH, 30RA User Manual

PRO-DIALOG

AQUASNAP

30RA / 30RH

control

•

INST ALLA TION, 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 DA T A:

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 DA T A: 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

ENGLISH

Oil level ___________________________________________________________________________________________

OPTIONS:

Commissioning engineer (name) _______________________________________________________________________ Customer agreement

Name: ________________________________ Date: ______________________________

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

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,

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

flow control valve and safety valve.

* 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

ENGLISH

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,

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

flow control valve and safety valve.

* *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

GB - 3

30RA/30RH

Dimensions and location of hydraulic connections (mm)

Mod. 30RA 017 - 021 Mod. 30RH 017

859

635

578

1328

175 105

796

130 130

478

1068

12x20

1453.5

635

1003

578

478

940

180 125

Mod. 30RA 026 - 033

1503

Mod. 30RH 021 - 026 - 033

1657.5

1243130 130

12x20

1. Water inlet 2. Water outlet 3. 3/4” gas safety valve outlet





200

 Main switch  Grommet: 1 Pg 29 and 2 Pg 16 for power

supply and control cables entry

GB - 4

700

400

+ 11 hidden pages