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nBoxX 1.5
nBoxX 3.0
nBoxX 4.5
nBoxX 6.0

Operating Instruction

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Содержание nBoxX 1.5

Страница 1: ...Nano Nano Nano Nano Line Line Line Line nBoxX 1 5 nBoxX 3 0 nBoxX 4 5 nBoxX 6 0 Operating Instruction...

Страница 2: ...airs 6 3 Device description 6 3 1 General functional description 9 3 1 1 Controller 10 3 1 2 Safety devices 10 3 2 Proper use 10 4 Transportation 11 5 Assembly and connection 12 5 1 Installation site...

Страница 3: ...taining the refrigerant circuit 33 8 2 Water quality 33 8 3 Cleaning the condenser 36 8 4 Cleaning the filter mat optional 37 8 5 Draining the cooling medium tank 37 9 Troubleshooting 38 10 Shutting d...

Страница 4: ...the product They must be supplied to the operator The plant operator is responsible for storage of the documents so they are readily available when needed 1 4 1 4 1 4 1 4 Symbols used Symbols used Sym...

Страница 5: ...rve the safety instructions Risks in case of failure to observe the safety instructions Risks in case of failure to observe the safety instructions In case of failure to observe the safety instruction...

Страница 6: ...rigerant R134a and the antifreeze Health risks due to the refrigerant R134a and the antifreeze Health risks due to the refrigerant R134a and the antifreeze Health risks due to the refrigerant R134a an...

Страница 7: ...y to figures 1 1 Rating plate 2 Display 3 Louvered grille for air inlet 4 Louvered grille for air outlet 5 Cable entry 6 Cooling medium inlet 7 Tank drain nozzle for maintenance transportation and dis...

Страница 8: ...Liquid level display of cooling medium 4 Tank filling nozzle for cooling medium 5 Rating plate 6 Louvered grille for air inlet two part 7 Tank drain nozzle for maintenance transportation and disposal...

Страница 9: ...he liquid refrigerant is converted to a gaseous state The heat necessary for this purpose is taken from the cooling medium in the plate heat exchanger which has the effect of cooling the cooling mediu...

Страница 10: ...es back on after a delay of 180 seconds The cooling unit has two integrated floating fault signal contacts see circuit diagram of the relevant unit type sections 13 4 and 13 5 Individual fault message...

Страница 11: ...e In case of damage inform the manufacturer without delay When transporting the cooling unit the weight specified on the rating plate must be taken into consideration Use lifting gear with an appropri...

Страница 12: ...stances in mm from the wall Fig 6 Space requirements Note Note Note Note For units of the type nBoxX1 5 the airflow passes through the unit from front to back For units of the type nBoxX1 5 the airflo...

Страница 13: ...ed pipes and or hoses to connect the equipment to the cooling unit The nominal size of the piping must be at least the same as the nominal size of the medium connec tions on the unit and on pressure s...

Страница 14: ...on the rating plate The cooling unit must be connected to the mains via an all pole isolating device No additional tem perature control is allowed to be connected upstream of the cooling system on the...

Страница 15: ...ion for control via an external signal To implement this the customer must connect 24 V DC to contacts 1 and 2 note polarity see circuit diagram according to unit type and set parameter 18 to 1 see de...

Страница 16: ...on for types nBoxX3 0 and nBoxX4 5 Remove the louvered grille 3 3 3 3 on the rear of the cooling unit Remove the filter mat if applicable 2 2 2 2 Fig 9 PLC connection for type nBoxX6 0 Guide a suitabl...

Страница 17: ...ge for pipes and seals Other additives may damage the pipes Other additives may damage the pipes Other additives may damage the pipes Other additives may damage the pipes and the seal on the cooling m...

Страница 18: ...only The cooling medium pump fills by itself and does not need to be bled For types nBoxX3 0 nBoxX4 5 nBoxX6 0 For types nBoxX3 0 nBoxX4 5 nBoxX6 0 For types nBoxX3 0 nBoxX4 5 nBoxX6 0 For types nBox...

Страница 19: ...ate that the unit is operational boot phase controller After the boot phase the chiller will start to work During operation the inlet temperature to the equipment of the cooling medium circuit is disp...

Страница 20: ...tivated activated activated activated Press and hold 10 seconds key Display of temperature values from sensors 1 to 5 one after the other Press repeatedly Sensor 1 Cooling medium temperature displayed...

Страница 21: ...ed will not be saved The indicators will then show normal operating values again actual temperature of the cooling medium or the error code key in selection mode Parameter number is incremented from P...

Страница 22: ...t parameter Press both keys and hold for about 5 seconds to exit the parameter level 7 3 7 3 7 3 7 3 Fixed value control or combined control Fixed value control or combined control Fixed value control...

Страница 23: ...t in a set point above the ambient temperature 4 Minimum set point 7 0 C P5 10 0 C If combined control is set for parame ter 13 the lower set point can be limited with this value 5 Maximum set point P...

Страница 24: ...r Min value Min value Min value Min value Max value Max value Max value Max value Factory Factory Factory Factory setting setting setting setting Setting Setting Setting Setting Explanation Explanatio...

Страница 25: ...re each set in turn Range default Proportional band P 0 1 99 9 K 1 0 Integral time reset time I 1 999 sec 0 inactive 300 Derivative time D 1 999 sec 0 inactive 50 Cycle time C 4 100 sec 10 Note Analys...

Страница 26: ...n Explanation 19 Acknowledgement of error messages OFF ON OFF If this function is activated ON the error messages also appear on the display with auto reset until acknowl edged with the key 20 Factory...

Страница 27: ...to cool down If the compressor has not re started after approx 3 hours or shuts down again contact service F 03 Icing in the plate heat exchanger Auto 4 3 Insufficient cooling medium flow through the...

Страница 28: ...reached normal level Contact service F 11 Flow switch in the cooling medium circuit has tripped Auto 5 6 Insufficient cooling medium flow through the evaporator plate heat exchanger Check whether a v...

Страница 29: ...f communi cation between the controller and the display Man Data cable defective no contact Check the connection replace the data cable if necessary Tab 2 Error codes 7 6 7 6 7 6 7 6 Alarm relay conta...

Страница 30: ...7 7 7 7 7 7 7 PLC outputs PLC outputs PLC outputs PLC outputs The meanings of the settings for the PLC outputs are as follows 24V DC ext SPS 1 CTS RTS RXD TXD NC GND 1 2 3 4 5 6 7 9 10 11 12 13 14 15...

Страница 31: ...clock control is deactivated P10 or P11 OFF control occurs independently of the time If clock control is activated P10 or P11 ON control only operates within the preset time intervals The time interv...

Страница 32: ...e recommend a maintenance contract offer a maintenance service here is our service contact 49 9228 9977 0 49 9228 9977 7474 service kkt kraus com shock at live connections Prior to inspection and main...

Страница 33: ...used to prepare and or maintain the cooling medium to suit the level of contamination and the size and design of the cooling system The most common types of contamination and most frequently used tech...

Страница 34: ...l conductivity will increase as the concentration of dissolved substances rises and the cooling medium will become more corrosive For this reason not only is it always necessary to add a corresponding...

Страница 35: ...s about this please contact our service department The accordant refractometer to fill in the right mixture is available as a spare part at the KKT chillers service Note Note Note Note A significant g...

Страница 36: ...llent easy to clean special fin coating In many applic tions therefore the use of filter media is unnecessary particularly with dry dusts To ensure the correct function of the cooling unit the fins on...

Страница 37: ...nal Danger of injury due to rotating fan blades Do not remove the louvered grille until after the condenser fan has come to a stop Remove the louvered grille on the front of the cooling system by care...

Страница 38: ...wn and disposal The cooling unit must only be shut down by authorised qualified personnel For this purpose the unit must be decommissioned Electrically isolate the unit at the mains isolation device 1...

Страница 39: ...the cooling medium circuit see chapter 8 For disposal of the cooling medium observe the applicable regulations on water pollution in Ge many the Wasserhaushaltsgesetz Federal Water Act ify your suppli...

Страница 40: ...and delivering the replacement parts to the place where the products were originally delivered Any parts delivered for or in replacement will be new or in mint condition and in a fully functional sta...

Страница 41: ...e subjected to particular wear and tear the cost of con sumables and data carriers Any repairs of accessories changes attachments or other fixtures and fittings Any electrical work not included in the...

Страница 42: ...12 12 12 12 Annex Annex Annex Annex 42 48 83000902 Ka...

Страница 43: ...43 48 83000902 Ka...

Страница 44: ...44 48 83000902 Ka...

Страница 45: ...45 48 83000902 Ka...

Страница 46: ...46 48 83000902 Ka...

Страница 47: ...47 48 83000902 Ka...

Страница 48: ...49 9228 9977 0 F 49 9228 9977 149 E info kkt chillers com W www kkt chillers com Service T 49 9228 9977 7190 F 49 9228 9977 149 E service kkt chillers com Service Center USA KKT chillers Inc 1280 Lan...

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