CLIMAVENETA BRA2 0021 Installation, User And Maintenance Manual Download Page 31

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BRA2 - BRN2

LIST OF ACCESSIBLE PARAMETERS

Directory label

Parameters

Parameters for:

CF00... CF77

Configuration

UI00... UI18

User interface

tr00... tr20

Temperature control

St00... St04

Operating status

CP00... CP10

Compressor

Primary pump

PI00... PI24

Primary water circuit pump

Fans FE

FE00...

FE30

Fans

Electric

HI00... H15

System heat exchanger electric heater

heater

dS00... dS07

Dynamic set point

Ad00... Ad07

Adaptive

AF00... AF03

Frost protection

AL00... AL48

Alarms

C00... CL97

Local I/O configuration

Note 1: when setting the parameters the COMPRESSOR and HEATER LEDs will flash alternating with the DEFROST

LED.

Note 2: the above table shows a list of parameters that are all or partly available only on entering the password.

Summary of Contents for BRA2 0021

Page 1: ...Water chillers and air water heat pumps with centrifugal fans EN BRA2 0021 0061 BRN2 0021 0061 INSTALLATION USER AND MAINTENANCE MANUAL...

Page 2: ...ins power supply connections 14 Installer connections 14 General technical data 16 Operating limits 18 Pressure drop and pressure head available 19 to system Fan pressure gain curves 21 Checking and s...

Page 3: ...aid to the content shown Nonetheless Cli maveneta waives all liability deriving from the use of such document Read this document carefully All work must be performed components selected and materials...

Page 4: ...andling the unit check the capacity of the lift equipment used respecting the instructions on the pack aging To move the unit horizontally make appropriate use of a lift truck or similar bearing in mi...

Page 5: ...ns and weight with standard packaging Size 0021M T 0025M T 0031M T 0041M T 0051T 0061T Dimension L mm 970 970 970 970 970 970 Dimension P mm 660 660 660 660 660 710 Dimension H mm 840 1140 1140 1440 1...

Page 6: ...te and heat loss The insu lating material must be a vapour barrier Make sure that the control and shut off devices protrude from the insulation 8 At the lowest points in the system install drain valve...

Page 7: ...FFERENTIAL PRESSURE SWITCH 14 DRAIN CHEMICAL WASHING VALVE 15 SYSTEM VENT FACTORY CONNECTED INSTALLER CONNECTIONS UTILITY RETURN UTILITY OUTLET 12 12 9 15 8 14 14 2 10 2 4 3 5 11 6 1 15 15 7 13 System...

Page 8: ...est points in the circuit or there are closed valves where water may stagnate It is recommended to use non toxic food grade antifreeze compliant with the standards in force in the countries where the...

Page 9: ...may freeze Use hot wires on the condensate drain hose downstream of the unit to protect against frost C A B Safety valve D OUT IN C A B D OUT IN Safety valve BRA2 BRN2 Dimensions 0021 0025 0031 0041...

Page 10: ...eration be repeated after the unit has been operating for a number of hours The pressure of the system should be checked regularly and if it drops below 1 bar the water content should be topped up Che...

Page 11: ...etween the outlet and intake For the heat pump appliances the section of ducting inside the environment must be suitably insulated Use vibration damper joints on the duct fittings The outlet is suppli...

Page 12: ...outlet collar Turn the air outlet collar 90 clockwise and fasten the four bolts that were removed previously Replace the fan holder cover P with the fan fitted and tighten the fastening screws To move...

Page 13: ...it must be lockable An efficient earth connection is obligatory Failure to earth the appliance absolves the manufacturer of all lia bility for damage In the case of three phase units ensure the phases...

Page 14: ...diagram enclosed with the product REMOTE ON OFF SA1 To use a remote on off device an external contactor must be connected to installer terminals 14 and 15 setting para meter CL42 to 1 CL42 1 For time...

Page 15: ...ambient carriage temperature 50 C 100 C Measuring range 50 C 100 C Materials PA 15 GK Colour RAL 9010 1 2 20 21 BT3 REMOTE KEYPAD KIT A5 Accessory The remote keypad kit can be used to display all unit...

Page 16: ...4 5 91 COP 1 3 51 3 55 3 13 3 37 3 62 3 62 3 39 3 39 3 57 3 50 Cooling capacity 2 kW 5 77 7 08 8 73 11 5 5 75 7 15 8 81 11 9 13 4 15 7 Power consumption 2 kW 2 16 2 61 3 52 4 26 2 11 2 47 3 24 4 41 4...

Page 17: ...4 57 5 46 COP 1 3 08 3 02 3 08 3 03 3 08 3 16 3 18 3 04 3 24 3 15 Cooling capacity 2 kW 4 83 5 93 7 33 9 6 4 82 6 03 7 39 10 0 11 2 13 1 Power consumption 2 kW 1 92 2 34 3 19 3 76 1 88 2 22 2 91 3 88...

Page 18: ...anufactured with operating parameters allowing water produced at the evaporator down to 5 C If needing to produce water down to 10 C contact technical service OPERATION WITH WATER GLYCOL MIX 20 25 30...

Page 19: ...C KIT 0 10 20 30 40 50 60 70 80 90 100 0 1 2 3 4 5 Pressure drop kPa System heat exchanger pressure drop Water flow rate m3 h 0021 0025 0041 0031 0051 0061 AVAILABLE PRESSURE HEAD UNIT WITH HYDRONIC K...

Page 20: ...ith built in inverter including water pressure transducer and micro processor to manage the following control modes adjust ment CONSTANT P the pressure differential between pump suction and discharge...

Page 21: ...with two fans Do not operate in the dashed section of the curves Air flow rate m3 h 300 250 200 150 100 50 0 2000 2100 2200 2300 2400 2500 2600 2700 2800 2900 3000 3100 3200 0011 0021 GRAPH OF FLOW RA...

Page 22: ...rting the chiller Make sure the switch QF1 is in the OFF position Make sure the contact of the on off device SA1 see the wiring diagram is open if fea tured Close the door of the electrical panel Move...

Page 23: ...ting Cooling Standby Defrost 1 STATUS AND OPERATING MODE LEDS Compressor Fans System pump Frost protection heater system heat exchanger 3 UTILITY LEDS Clock Degrees centigrade Pressure Bar Menu ABC 2...

Page 24: ...anaging time bands to control specific events Follow the procedure shown below to set the hours minutes and date To enter menu CL press the set button Once having entered this menu HOUr will be shown...

Page 25: ...BRA2 BRN2 EN 25 press the set button To exit the clock setting menu press the esc button until returning to the main display...

Page 26: ...tE28 30 tE56 33 tE84 DHW set point tE29 50 tE57 45 tE85 Hour Minutes hours 17 tE31 17 min 00 tE32 0 hours 17 tE59 17 min 00 tE60 0 tE87 tE88 Operating mode ON Standby ON tE33 0 ON tE61 0 tE89 TIME BAN...

Page 27: ...ally return to the main display and the Stby LED previously on will now be off and the COOL LED will be on To change the set point starting from the main display press the set button Pressing the set...

Page 28: ...g the PASS directory from the main display press ing the esc and set buttons together esc set and scrolling to the directory with up down and setting the PASS accesses the parameters visible for the p...

Page 29: ...ton For parameter CF00 the value displayed will be 2 To change the value of the parameter press the up or down button When having selected the value press the set button To exit the display and return...

Page 30: ...1 CP01 Scroll using the UP and DOWN buttons until displaying if featured among the resources the operating hours for com pressor 2 CP02 and the operating hours for the pump PU02 Press the set button t...

Page 31: ...er circuit pump Fans FE FE00 FE30 Fans Electric HI HI00 H15 System heat exchanger electric heater heater dS dS00 dS07 Dynamic set point Ad Ad00 Ad07 Adaptive AF AF00 AF03 Frost protection AL AL00 AL48...

Page 32: ...lay indication Er 10 Fan circuit breaker tripped Manual reset if active for more than 30 seconds Check correct sequence of power supply phases versions 0071 0121 Display indication Er47 HSW15 communic...

Page 33: ...op and start Autoreset when the minimum recovery time has elapsed Red LED Condition Action 2 flashes Undervoltage Ue 190VAC Autoreset after 5 minutes 3 flashes Overcurren 80 A for 1 sec Autoreset afte...

Page 34: ...with pressure reading via pressure sensor controls the fan rotation speed This allows the exchange of heat to be increased and or decreased maintaining condensing or evaporation pressures essential l...

Page 35: ...e temperature Graph with factory settings Outside air temperature Ds06 Ds02 10 C Ds06 5 C 28 C 33 C Water temperature set point Ds02 15 C Ds04 5 C Parameter Value Unit of measure Description ds00 1 En...

Page 36: ...values which should be between 5 and 10 C and 4 and 8 C After a couple of hours operation check that the liquid indicator indicates a dry circuit dry green In the event of partial leaks the circuit mu...

Page 37: ...eplace the component Check Check Check Protection devices trip and shut down the com pressor Excessive discharge pressure Low suction pressure Low voltage Electrical connections not sufficiently tight...

Page 38: ...low Empty and refill Faulty operation of outside heat exchanger control pressure regulating valves Check High suction pressure greater than 20 bars High utility water inlet temperature Thermostatic ex...

Page 39: ...n on technical assistance and obtaining spare parts contact CLIMAVENETA S P A AFTER SALES DEPARTMENT RESIDENTIAL BUSINESS Via Duca d Aosta 121 31031 Mignagola di Carbonera TV ITALY Tel 39 0424 509500...

Page 40: ...COD C01002793C_02...

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