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      ECP

300

 EXPERT STEPPER

 

 

                                                                                                                                                                                                                                                                                                           

                                                                                                                                     

Page

  

1

 

OPERATION AND MAINTENANCE 

MANUAL 

Rev. 01-18 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 
 
 

 
 

 
 
 
 
 
 
 
 
 
 

Software Rel.: 1 

 
 
 
 
 

Operation and maintenance manual 

 

ELECTRICAL BOARDS FOR REFRIGERATING INSTALLATIONS 

READ AND KEEP

 

 

REV. 01-20 
ITA 

ECP

300

 EXPERT 

STEPPER 

for EEV STEPPER

 

Summary of Contents for 11030ESUVD02

Page 1: ...PPER Page 1 OPERATION AND MAINTENANCE MANUAL Rev 01 18 Software Rel 1 Operation and maintenance manual ELECTRICAL BOARDS FOR REFRIGERATING INSTALLATIONS READ AND KEEP REV 01 20 ITA ECP300 EXPERT STEPPER for EEV STEPPER ...

Page 2: ...te the prohibition to perform the indicated operation Disposal information The electrical panel consists of metal parts and plastic parts With reference to Directive 2012 19 EU of the European Parliament and of the Council of 4 July 2012 and the relevant national legislation on the subject we inform you that A There is an obligation not to dispose of WEEE as municipal waste and to carry out separa...

Page 3: ...of third level variables Page 28 5 15 Loading default settings based on the EEV variable Page 29 5 16 Fourth level programming stepper valve Page 29 5 17 List of fourth level variables stepper valve Page 31 5 18 Refrigeration fluid temperature table Page 31 5 19 Quick menu for variable display Page 31 5 20 List of variables in the quick display menu Page 32 5 21 Thermostat operating mode Page 32 5...

Page 4: ... centre or a remote motorised condenser unit ECP300 EXPERT STEPPER Electrical panel with power and control of the stepper electronic expansion valve stepper motor dedicated to the management of the three phase evaporator unit APPLICATIONS Management of evaporator units with electrical defrosting up to 12 kW Bipolar motorised expansion valve management Remote control for compressor consent to be co...

Page 5: ...H non condensing Probe reading range 45 99 C General switch general protection Interruption capacity Four pole magnetic thermal switch 25A C Icn 6kA Ics 8kA Icu 15kA Dedicated protection for COLD ROOM LIGHT Differential magnetic thermal switch Id 30mA Control PEGO Defrosting Electrical Component status indication LED display Alarm signals LED Buzzer Ambient probe NTC 10K 1 Evaporator probe NTC 10K...

Page 6: ...without being damaged under normal conditions of transport In the case of subsequent transport it must be verified that There are no objects or free parts inside the panel The panel door is correctly closed and locked If the original packaging is not used adequately protect the product to allow it to be transported without damage The room intended for storage must have an adequate temperature and ...

Page 7: ...efused when the equipment is modified or transformed Under no circumstances will Pego S r l be liable for any loss of data and information costs of substitute goods or services damage to property persons or animals loss of sales or income interruptions of activities any direct indirect incidental property coverage punitive special or consequential damages caused in any way whether contractual extr...

Page 8: ...e equipment in places that respect its protection level Keep the IP protection level of the equipment intact by fitting cable glands and or pipe glands with adequate characteristics Install the equipment at a height that allows easy use and inside access by the operator The operator must not be in a dangerous situation when operating on the panel In any case the height must be between 0 6 and 1 7 ...

Page 9: ...ND MAINTENANCE MANUAL Rev 01 20 Fig 2 Remove the cover of the screws on the right side Fig 3 Unscrew the 4 fixing screws of the front panel Fig 4 Close the transparent protective door of the general thermal magnetic switch CHAP 3 Installation ...

Page 10: ... and rotate the front piece 180 downwards to access the inside of the panel and disconnect the connector of the electronic board Fig 7 Apply pressure to the sides of each individual hinge to remove it from its seat and completely remove the front piece Fig 8 Using a screwdriver press on the four pre marked holes in the bottom to make the holes for fixing the electrical panel CHAP 3 Installation ...

Page 11: ...wall Fig 10 Using the holes made previously fix the bottom of the case with four screws of adequate length in relation to the thickness of the wall on which to fix the panel Place a rubber washer supplied between each fixing screw and the bottom of the case Fig 11 Now make the electrical connections as indicated in the following chapter CHAP 3 Installation ...

Page 12: ...uce the lengths of the connection cables as much as possible avoiding that the wiring takes on the shape of a spiral capable of possible inductive effects on the electronics If it is necessary to move the probes farther it is necessary to use conductors of appropriate cross section and in any case not less than 1 mm2 Cables with a section suitable for the current passing through them must be used ...

Page 13: ...he front 180 downwards to access the inside of the panel and reconnect the connector of the electronic board Fig 14 If the panel is connected to a TeleNET Modbus network and or the Aux Alarm relay is used make the necessary connections directly on the terminals of the electronic board As a cable path for these connections it is recommended to place the existing connection cord between the electron...

Page 14: ...he compressor motor as indicated in the next chapter if present After powering the electrical panel check the correct current absorption of the various user loads and after operating the system for a few hours it is recommended to check the correct tightening of the terminal board screws including the connection of the power supply line Caution before performing this operation it is necessary to d...

Page 15: ...ed the electrical panel can be closed Fig 18 Close the front cover making sure that all the cables are inside the case and that the case gasket is correctly housed in its seat Fig 19 Tighten the front cover with the 4 screws Replace the screw cover on the right side Fig 20 Connect the supply voltage to the panel and carefully read program all the set parameters CHAP 3 Installation 3 6 ...

Page 16: ... error minimum and maximum temperature alarm compressor protection overheating anomalies LED signals of the system status and large displays Easy to use keyboard Evaporator fan management Air recirculation management in anti stratification function Emergency operation in case of ambient probe breakage Automatic and manual defrosting management static resistor thermostat resistor Energy saving day ...

Page 17: ...by button it allows access to the valve adjustment menu EEV parameters level 3 STAND BY Pressed for more than 1 second toggles the standby state to the normal operating state and vice versa Upon switching a confirmation BEEP is generated In the standby state the system stops and the display alternates the OFF word with the temperature if programmed the alternate OFF word is not displayed AMBIENT T...

Page 18: ...t status of the EEV Stepper electronic valve if enabled Led OFF Motorised valve closed Led ON Motorised valve open COLD CALL ICON Led OFF Cold call OFF Led ON Cold call ON Flashing Led Cold call ON but waiting for waiting time C1 FAN CALL ICON Led OFF Fan call OFF Led ON Fan call ON DEFROST CALL ICON Led OFF Defrost call OFF Led ON Defrost call ON Flashing LED Dripping in progress after defrosting...

Page 19: ...n 3 seconds they allow access to the fourth level programming menu The entry in this menu activates the stand by QUICK MENU FOR VARIABLE DISPLAY READ ONLY If pressed simultaneously for more than 3 seconds they allow access to the quick variable display menu Within this menu the up and down arrows allow the display of the variable label Pressing the Set key toggles the display of the label with its...

Page 20: ...ing the values and forcing defrosting SETTING AND SET POINT DISPLAY 1 Press the SET key to display the current SET POINT value temperature 2 Holding down the SET key and pressing one of the or keys changes the SET POINT value 3 Release the SET key to return to the cell temperature display the changes made will be automatically saved FIRST LEVEL PROGRAMMING User level To access the first level conf...

Page 21: ...ld has elapsed the low temperature alarm is activated which consists of activating the Buzzer if present the EL word alternating with the temperature on the display and the flashing of the alarm presence icon When the alarm returns the alarm presence icon remains on steady to indicate the intervention until the UP key is pressed 45 0 A2 1 C 45 0 C A2 Maximum temperature alarm Absolute temperature ...

Page 22: ...ng during defrosting 1 F6 Evaporator fans activation for air recirculation The fans are activated for a time defined by F7 if they have not entered into operation for time F6 If the activation time coincides with the defrosting phase the end of defrosting is still awaited 0 240 min 0 function not activated 0 min F7 Duration of the evaporator fans activation for air circulation Fan operating time f...

Page 23: ...e evaporator fans turn off and the cold call will remain active for the doC time and then turn off 0 5 minutes 0 min tdo Cold call reactivation time after opening the door when the door switch is opened and after the time tdo has elapsed the normal operation of the control is restored by signalling an open door alarm Ed If the door switch is closed and the light remains on for a time longer than t...

Page 24: ...ndby OFF is displayed on the display 6 Start defrost remotely N C active on the descent front 7 Stop defrost remotely N C active on the descent front 8 Night input energy saving N C 9 Compressor thermal protection N C Ect 10 Pressure switch protection N C EcP 11 Maximum pressure switch protection N C EcH 12 Minimum pressure switch protection N C EcL 13 Oil pressure switch protection N C EcO 14 Eva...

Page 25: ...ntrolled by AUX KEY 1 NC Alarm relay 0 Relay off 1 NO Alarm relay 2 NO Auxiliary manual relay controlled by AUX KEY 3 NO Automatic auxiliary relay managed by temperature set StA with 2 C differential 4 NO Pump down function see ch 5 29 5 NO Clean contact motorised condensing unit call AUX relay parallel to compressor 6 NO Relay energised in standby 7 NO Relay DO5 energised by solenoid valve contro...

Page 26: ...isabled 1 EEV control default 1 2 EEV control default 2 3 EEV control default 3 4 EEV control default 4 5 EEV control default 5 6 EEV control via Modbus register 1536 see table in Chap 5 15 1 ErE Type of refrigeration GAS used Setting this parameter is of fundamental importance for the correct operation of the electrical panel 0 R404 1 R134 2 R22 3 R407A 4 R407F 5 R407H 6 R410A 7 R450A 8 R507 9 R5...

Page 27: ...ting alarm is signalled only after it has remained active for the SHd time In case of LSH alarm valve closure is still instantaneous The alarm is self resetting and returns when tSH LSH With an active alarm you have The flashing LSH word on display Buzzer 0 240 tens of seconds 30 MOP MOP threshold Maximum Saturated Evaporation Temperature referring to sensor S5 Represents the maximum evaporation p...

Page 28: ...otection disabled and also the related LOP alarm signal 0 500 seconds 2 second steps 0 LOd LOP alarm activation delay the LOP alarm is signalled only after it has remained active for the LOd time In case of LOP alarm The alarm is self resetting when S5 Temp LOP With an active alarm you have The flashing LOP word on display Buzzer 0 240 tens of seconds 30 tPF Forced valve positioning via digital in...

Page 29: ... to 21 load default values into the lSP HSP CSP SPD ICF ICM SYN TYP variables However it is possible to change the default values set automatically by selecting tEU other than zero Pressing the Set key only allows you to see the current EEV value it does not load the defaults 2 Disables valve control cell control only 1 Valve not configured 0 Custom set EEV parameters 1 Carel EXV 2 Danfoss ETS 25 ...

Page 30: ...ivated in opening and closing 0 CTr Adjustment type sets the current adjustment type of the stepper motor A microstep or half step control ensures smoother movement there is current modulation but this causes torque reduction With the full step control the windings are always adjusted to the maximum current but the movement is quicker 0 Microstep 1 Full step 2 Half step 0 Loading default settings ...

Page 31: ...nd hold the DOWN and STANDBY keys for more than 3 seconds Within this menu the up or down arrows allow the display of the variable label Pressing the Set key toggles the display of the label with its value to make reading easier pressing the set key alternates between label and value it is not necessary to hold down the set key When the label value is displayed pressing the up or down arrow will s...

Page 32: ...the operation of the compressor even in the event of a faulty environment probe error E0 With probe error E0 and CE1 other than 0 the compressor operates in work pause mode with compressor ON for time CE1 and OFF for time CE2 With CE1 0 in case of error E0 defrosts are managed as in normal operating mode With CE1 0 the emergency operation in the presence of error E0 remains disabled the compressor...

Page 33: ...output The AUX relay becomes the evaporator solenoid call and is managed by the cold call of the thermostat which also turns on the EEV solenoid output INITIAL START UP PROCEDURE The fourth level valve parameters must be configured at the first start up The first start up procedure is as follows 1 With the valve disconnected terminals 1A 1B 2A 2B free turn on the ECP300 EXPERT STEPPER control The ...

Page 34: ...ration IMPORTANT During configuration under Module select the item ECP200EEV instrument NETWORK CONFIGURATION WITH MODBUS RTU PROTOCOL To insert the panel into an RS485 network with Modbus RTU protocol follow the diagram below Refer to the MODBUS RTU_ECP200EEV manual available on our website for MODBUS RTU communication protocol specifications ECP300 EXPERT STEPPER ECP300 EXPERT STEPPER CHAP 6 Opt...

Page 35: ...ocated on the board on the front of the panel E8 Man in cold room alarm the man in cell alarm button has been pressed to signal a dangerous situation Reset the man in cell alarm input E9 Cold room light alarm when the light comes on with the key alarm E9 is activated after the time tdo If it is silenced and the light is not switched off when the time tdo expires again the alarm will reappear Turn ...

Page 36: ...s contact technical support EcA Compressor alarm display only Check the compressor status EFc Condenser fan alarm display only Check the status of the condenser fans EFE Evaporator fan alarm display only Check the status of the evaporator fans LSH Low overheating temperature alarm Check the status of the refrigeration system Change PID parameters If the problem persists contact technical support M...

Page 37: ... there are no short circuits Then reinsert the magnetic thermal switch checking all the absorptions to detect eventual anomalies Intervention of the secondary circuit protection fuse on the transformer Reset the fuse glass fuse 10x20 F250mA 250V Check that the absorption on the secondary of the transformer does not exceed 0 25A Check that no other users have been connected to the Kriwan power term...

Page 38: ...ermanently by padlocking it to OFF Place signs to indicate the machine being serviced Before proceeding with maintenance operations perform the following safety requirements The electrical panel must be powerless Prevent the presence of unauthorised personnel in the intervention area Place appropriate signs to indicate Machine in Maintenance Wear suitable work clothing overalls gloves shoes headge...

Page 39: ...ith general safety standards COMPONENT TYPE OF INTERVENTION FREQUENCY Terminal blocks Wire clamping After the first 20 days of operation Terminal blocks Wire clamping Yearly SPARE PARTS ACCESSORIES Spare parts accessories ECP300 SERIES EXPERT STEPPER PEGO identification codes DESCRIPTION 200SCH200STP REPLACEMENT ELECTRONIC BOARD SONOT1012 PRESSURE PROBE 4 20mA 0 12BAR FOR THE MEASUREMENT OF OVERHE...

Page 40: ...ic compatibility EMC 2014 30 EU LA CONFORMITA PRESCRITTA DALLA DIRETTIVA E GARANTITA DALL ADEMPIMENTO A TUTTI GLI EFFETTI DELLE SEGUENTI NORME THE CONFORMITY WITH THE REQUIREMENTS OF THIS DIRECTIVE IS TESTIFIED BY COMPLETE ADHERENCE TO THE FOLLOWING STANDARDS including all amendments Norme armonizzate EN 60204 1 2006 EN 61439 1 2011 EN 61000 6 1 2007 EN 61000 6 3 2007 European standards EN 60204 1...

Page 41: ...gital input 4 11 GND common digital inputs 1 and 2 13 GND common digital inputs 3 and 4 ANALOGICAL INPUTS 7 Analogical Input 1 Overheating Probe 5 Analogical Input 3 Defrost Probe 6 Analogical Input 2 Ambient Probe 14 GND common analogical input 3 15 GND common analogical inputs 1 and 2 PRESSURE PROBE INPUT 8 Input 4 20mA Pressure probe 16 Power supply for 4 20mA probe RS 485 9 RS 485 channel A 1 ...

Page 42: ...ECP300 EXPERT STEPPER Page 42 OPERATION AND MAINTENANCE MANUAL Rev 01 20 Output diagram Attachments Appendices ...

Page 43: ...43 OPERATION AND MAINTENANCE MANUAL Rev 01 20 CONNECTION DIAGRAM TO THE TELENET NETWORK Remember to assign a network address consistent with the current TeleNET network if present 2nd level parameter Ad Attachments Appendices A 3 ...

Page 44: ...ECP300 EXPERT STEPPER Page 44 OPERATION AND MAINTENANCE MANUAL Rev 01 20 POSITIONING AND DESCRIPTION OF PROBES A 4 ...

Page 45: ...ITE BLACK 9 Alco EX7 BLUE BROWN WHITE BLACK 10 Alco EX8 500 BLUE BROWN WHITE BLACK 11 Sporlan SEI 0 5 11 GREEN RED BLACK WHITE 12 Sporlan SER 1 5 20 GREEN RED BLACK WHITE 13 Sporlan SER I G J K GREEN RED BLACK WHITE 14 Sporlan SEI 30 GREEN RED BLACK WHITE 15 Sporlan SEI 50 GREEN RED BLACK WHITE 16 Sporlan SEH 100 GREEN RED BLACK WHITE 17 Sporlan SEH 175 GREEN RED BLACK WHITE 18 Castel 261 271 Eliw...

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Page 47: ...ECP300 EXPERT STEPPER Page 47 OPERATION AND MAINTENANCE MANUAL Rev 01 20 ...

Page 48: ...S R L Via Piacentina 6 b 45030 Occhiobello RO ITALY Tel 39 0425 762906 Fax 39 0425 762905 e mail info pego it www pego it AFTER SALES ASSISTANCE SERVICE Tel 39 0425 762906 e mail tecnico pego it Distributor PEGO s r l reserves the right to make changes to this manual at any time ...

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