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Kaco Powador 30.0-72.0 TL3, Manual

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Kaco Powador 30.0-72.0 TL3 Manual Download Page 4

1

General information

 WARNING

Danger due to improper handling of the device!

Read and follow the operating instructions in full.

1.1

About this document

 WARNING

Improper handling of the device can be hazardous!

›

You must read and understand the operating instructions in order to install and use the device safely!

Other applicable documents

During installation, observe all assembly and installation instructions for components and other parts of the system.
These instructions also apply to the equipment, related components and other parts of the system.

Some of the documents which are required to register your system and have it approved are included with the operating
instructions.

Storing the documents

These instructions and other documents must be stored near the system and be available at all times.

ž

The current version of the operating Instructions can be downloaded from 

www.kaco-newenergy.com

.

English translation of German original

This document has been produced in several languages. The German-language version is the original version. All other
language versions are translations of the original version.

This document is valid for the following types of device from firmware version V5.63 onwards

Modules

[KACO art. no.]

Powador 39.0 TL3

[1001641; 1001645;
1001642  ]

Powador 39.0 TL3 M1

[ 1001640 ]

Powador 48.0 TL3 Park

[1001643; 1001644  ]

Powador 60.0 TL3

[ 1000496; 1000497;
1001260 ]

Powador 72.0 TL3 Park

[1000335; 1001261 ]

1.2

More information

Links to more detailed information can be found at 

www.kaco-newenergy.com

Document title

Document type

Technical data sheet

Product flyer

Remote access via web interface

Application note - operation

Grid and system protection

Powador-protect operating instructions

Application note

Modbus protocol
RS485 protocol reactive power control

Application note

SunSpec Information Model Reference 
SunSpec Information Model Reference KACO

Excel files for software version with application note “Mod-

bus protocol” under 

https://kaco-newenergy.com/down-

loads/

Software package

Files for current software

Powador 30.0-72.0 TL3

Page 4

EN

Summary of Contents for Powador 30.0-72.0 TL3

Page 1: ...nal M XL XL SPD 1 2 XL Park Powador 30 0 72 0 TL3 These instructions form part of the product and must be carefully read observed and stored in a place which is freely accessible at all times Authorised electrician Important safety instructions ...

Page 2: ...6 5 Installing accessories 21 7 Installation 22 7 1 Opening the device 22 7 2 Lay the electrical lines 22 7 3 Surveying the connection area 22 7 4 Making the electrical connection 23 7 5 Connecting the device to the power grid 24 7 6 Connect PV generator to device 25 7 7 Connecting the interfaces 28 7 8 Sealing the connection area 32 8 Commissioning 33 8 1 Requirements 33 8 2 Preconditions relatin...

Page 3: ... off the device 84 14 2 Disconnecting connections 84 14 3 Uninstalling the device 84 14 4 Disassembling the device 85 14 5 Packaging the device 85 14 6 Storing the device 85 15 Decommissioning disassembly and disposal 86 16 Disposal 87 17 Service and warranty 88 18 Appendix 89 18 1 EU Declaration of Conformity 89 iii Manual Photovoltaik Netzeinspeise Wechselrichter EN ...

Page 4: ...rman original This document has been produced in several languages The German language version is the original version All other language versions are translations of the original version This document is valid for the following types of device from firmware version V5 63 onwards Modules KACO art no Powador 39 0 TL3 1001641 1001645 1001642 Powador 39 0 TL3 M1 1001640 Powador 48 0 TL3 Park 1001643 ...

Page 5: ...Potential risk Failure to observe this warning may lead to serious bodily injury or death CAUTION Low risk hazard Failure to observe this warning will lead to minor or moderate bodily injury CAUTION Risk of damage to property Failure to observe this warning will lead to property damage 1 3 3 Additional information symbols NOTE Useful information and notes Information that is important for a specif...

Page 6: ...3 A Netzüberwachung grid monitoring VDE V 0126 1 1 A1 country specific Jahr year Q3 2019 galvanisch nicht getrennt no galvanic isolation Dep on country settings all specific requirements are met details see manual Fig 1 Name plate 1 5 Warnings on the device A warning sticker is affixed to the device Read the warnings carefully Do not remove the sticker If the sticker is missing or is illegible pleas...

Page 7: ...nadvertently switched back on before performing visual inspections and maintenance When taking measurements on the live device Do not touch the electrical connections Remove all jewellery from wrists and fingers Ensure that the testing equipment is in safe operating condition Modifications to the surroundings of the device must comply with the applicable national and local standards When working o...

Page 8: ...mode 2 3 Protection features The following monitoring and protection functions are integrated in the device RCMU Residual Current Monitoring Unit Overvoltage conductor varistor to protect the power semiconductors from high energy transients on the grid and generator sides Device temperature monitoring system EMC filter to protect the inverter from high frequency grid interference Grid side varisto...

Page 9: ...viced by a qualified electrician Switch off the grid voltage by turning off the external circuit breakers Check that all AC and DC cables are completely free of current using a clip on ammeter Do not touch the cables and or terminals busbars when switching the device on and off Keep the device closed when in operation Dangerous voltage due to two operating voltages Severe injuries or death may occ...

Page 10: ...nterference Grid side varistors grounded to earth to protect the product against burst and surge pulses Anti islanding detection according to the current standards Isolation detection residual current monitoring and disconnection function to detect isolation faults NOTE If the device is connected the overvoltage conductors varistors contained in the device have an impact on the electrical system i...

Page 11: ...operator panel 7 Communication USB port cable feed through 4 Upper cover 8 AC connection cable feed through 3 2 1 Mechancial Components There are 3 DC isolator switches inside the device The DC isolator switch is used to disconnect the inverter from the PV generator in order to carry out service activities Disconnecting the device from the PV generator F Switch the DC isolator switches from 1 ON t...

Page 12: ...ace KACO new energy GmbH offers monitoring devices USB interface The USB connection of the device is a type A socket This is located on the communication circuit board on the inside of the housing doors The USB connection is specified to draw 100 mA of current Use the USB interface to perform software updates using a FAT32 formatted USB stick NOTE The S0 interface sends a specific number of pulses...

Page 13: ...circuit breaker The PV generator is connected to the device s DC connec tion Line protection The circuit breaker is an overcurrent protection device Feed in meter The feed in meter is to be specified and installed by the power supply company Some power supply companies also allow the installation of your own calibrated meters Selective main switch The selective main switch is to be specified by th...

Page 14: ...t levels AC Nominal power 33 3 kVA 415V 33 3 kVA 400V 33 3 kVA 380V 50 0 kVA 415V 50 0 kVA 400V 50 0 kVA 380V 40 0 kVA 277V 60 kVA 277V Rated voltage 220 V 380 V 3 N PE 230 V 400 V 3 N PE 240 V 415 V 3 N PE 277 V 480 V 3 N PE Voltage range continuous op eration 304 V 480 V Ph Ph 330 V 528 V Ph Ph Rated current 3 x 46 4 A 415V 3 x 48 1 A 400V 3 x 50 6 A 380V 3 x 72 2 A 3 x 48 2 A 3 x 72 2 A Max con...

Page 15: ...designed for use exclusively on the medium voltage grid 4 2 General Data Powador 39 0 TL3 Powador 39 0 TL3 M1 Powador 60 0 TL3 Powador 60 0 TL3 XL F SPD 1 2 OP Powador 48 0 TL3 Park Powador 72 0 TL3 Park General electrical data Max efficiency 98 0 97 80 98 0 European efficiency 97 80 97 50 97 90 97 80 Self consumption Standby 1 5 W Feed in from 120 W Transformer unit no Protection class over volta...

Page 16: ... Certifications Overview see homepage download area 4 3 Environmental data Powador 39 0 TL3 Powador 39 0 TL3 M1 Powador 60 0 TL3 Powador 60 0 TL3 XL F SPD 1 2 OP Powador 48 0 TL3 Park Powador 72 0 TL3 Park Installation height 2000m Installation distance from coast 100 m Ambient temperature 20 C to 60 C Power derating from 51 C 42 C 50 C 40 C Protection rating KACO in stallation location IP54 accor...

Page 17: ...t of the device We will be glad to help you if necessary 5 2 Transporting the device CAUTION Hazard due to impact risk of breakage to the device Pack the device securely for transport Carefully transport the device using the transportation pallet Do not expose the device to any shocks For safe transportation of the product use a transportation pallet Packaging Folding cardboard box Packaging size ...

Page 18: ...t especially on vents Failure to observe these warnings may lead to device damage which is not covered by the manufac turer warranty NOTE Access by maintenance personnel for service Any additional costs arising from unfavourable structural or installation conditions will be billed to the cus tomer Installation space As dry as possible climate controlled the waste heat must be dissipated away from ...

Page 19: ...he device 4 5 Fig 12 Transport device for erection purposes Key 1 Cardboard box cover 4 Cover 2 Protective corners 5 Eyebolts 3 Pallet The device is transported to the installation location 1 Remove the plastic band from the pallet and packaging 2 Pull the hood upwards to remove it and place the cardboard packaging to one side together with the accessories Powador 30 0 72 0 TL3 Page 19 EN ...

Page 20: ...curely anchored NOTE Power reduction due to heat accumulation If the recommended minimum clearances are not observed the device may go into power regulation mode due to insufficient ventilation and the resulting heat build up Observe minimum clearances and provide for sufficient heat dissipation All objects on the device housing must be removed during operation Ensure that no foreign bodies preven...

Page 21: ...lling the housing on the Powador 39 0 48 0TL3 Installing the hood EMC sheet metal removed 1 Place the hood on the top side of the housing 2 Fix the hood to the housing from the inside using the enclosed fastening screws Removing the EMC sheet metal 1 Unscrew the 4 M4x10 screws from the EMC sheet metal 2 Remove and store the EMC sheet metal Placing the EMC sheet metal on the housing Housing covers ...

Page 22: ... door lock 7 2 Lay the electrical lines The pre punched perforations on the side mounted housing base enable all electrical lines to be inserted properly into the interior of the device 1 2 3 4 Fig 17 Inserting the cables and installing the plinth panel 1 Plinth panel optional 3 Pre punched perforation for cable duct 72 x 110 mm 2 Screws for mounting 8x optional 4 Side housing cover 7 3 Surveying ...

Page 23: ...olator switch 4 Overvoltage protection type II SPD 1 2 7 4 Making the electrical connection NOTE Select conductor cross section safety type and safety value in accordance with the following basic condi tions Country specific installation standards power rating of the device cable length type of cable installation local temperature Detailed information on tightening torques See comprehensive operat...

Page 24: ...lt RS485 M16 max 1 5 mm Cable diameter for cable fitting 11 17 M25 5 9 5 M16 mm RS485 connection type Connector RS485 terminal cable cross section 0 25 1 5 mm Ethernet connection type RJ45 Torque for cable fitting 4 M25 1 5 M16 Nm 7 5 Connecting the device to the power grid 7 5 1 Prepare the grid connection TN S system Connection cable with 5 strands is provided on the device Nominal grid voltage ...

Page 25: ... be provided during the final installation stage This disconnector mech anism must be installed so that it can be accessed at any time without obstruction NOTE If an external residual current circuit breaker is necessary due to the installation specification a type A re sidual current circuit breaker must be used If the type A is used the insulation threshold must be set to greater than equal to 2...

Page 26: ...taking further measurements 4 Measure the electrical resistance between the protective earth PE and the positive cable of the PV generator 5 Measure the electrical resistance between the protective earth PE and the negative cable of the PV generator ð In addition ensure that the PV generator has a total insulation resistance of more than 2 0 MOhm since the device will not feed in if the insulation...

Page 27: ...use holder 3 Ensure the DC fuse holder is completely closed after fitting Fuse holders are fitted with fuses Proceed with testing the earth leakage 1 2 Fig 31 Insert DC fuse 1 Fuse holder 2 DC fuse Model Delivery state Fuses supplied Quantity Powador 39 0 TL3 Powador 40 0 TL3 Powador 48 0 TL3 Park Powador 60 0 TL3 Short circuit bridges in string fuse 1 of MPP trackers 1 2 and 3 PV fuse 10 x 38 mm ...

Page 28: ... S G 1 0 1 PE PV2 S G 1 0 4 VR105 C101 C114 SG102 C118 VR102 C107 VR101 C106 VR104 C110 C115 VR103 VR106 C124 SG105 C123 1 0 3 S G 1 0 6 S G 1 0 1 S G 1 0 4 VR105 1 C101 C114 SG102 C118 PE VR102 C107 PV1 VR101 PE C106 VR104 C110 C115 VR103 VR106 C124 PV3 PE SG105 C123 1 0 3 S G 1 0 6 S G 1 0 1 PE PV2 S G 1 0 4 VR105 C101 C114 SG102 C118 VR102 C107 VR101 C106 VR104 C110 C115 VR103 VR106 C124 SG105 ...

Page 29: ...unication circuit board 5 RS485 Connection for data loggers 2 ERR Connection for fault signal relay 6 DIP switch Activate terminator 3 Ethernet Connection for communication 7 INV OFF Connection for remote controls 4 S0 USB Connection for update 7 7 2 Insert and lay the cables 1 Observe the instructions on the recommended cable for the interface used 2 Open the housing door 3 Unfasten the cover on ...

Page 30: ...etwork or a computer 2 Configure the Ethernet settings and the web server in the Settings menu 7 7 4 Connecting the S0 output An S0 pulse output is located on the communication board Use this output to control accessories such as a large display for example The pulse rate of the S0 output is adjustable in the menu Connecting the S0 output 1 Unscrew the cable fitting 2 Pass the connection cable thr...

Page 31: ...ely to check that the connection cable is not subject to tensile or compressive forces 6 Connect the connection cable to the corresponding connection terminals 7 The following must be connected to all inverters and to the data monitor unit in the same way Wire A to wire A and wire B to wire B GND to GND 8 Secure cable ties 9 Tighten the cable fittings W_20 1 5 Nm Fig 36 Assignment of twisted pair ...

Page 32: ...marked EVU on the first device via the GND terminal of the Powador protect 5 Connect the other devices to one another as follows wire A to wire A and wire B to wire B 6 Tighten the cable fitting W_20 1 5 Nm 7 After commissioning Activate the support for Powador protect in the para meter menu under the Powador protect menu option RS485 ERR B A GND B A GND D01 GND 4 3 2 1 RS485 ERR B A GND B A GND I...

Page 33: ...nect the PV generator using the DC isolator switch 0 1 The device begins operation During initial start up Follow the instructions of the New Connection Wizard 8 2 Preconditions relating to standards Attachment of safety label in accordance with UTE C15 712 1 The code of practice UTE C15 712 1 requires that upon connection to the French low voltage distribution network a safety sticker showing a w...

Page 34: ...1 Select the menu language 2 Select the country of operation with grid type 3 Set the date and time 4 To store the set operator country and grid type permanently confirm with Yes You have completed the initial configuration The device begins operation 9 2 Controls The device has a backlit LCD display as well as three status LEDs The device is operated using 6 buttons The 3 LEDs on the device contr...

Page 35: ...rated using the 4 way button and the Enter and ESC buttons Opening the menu The device is in operation and the LCD is showing the desktop F Press the right arrow button The menu moves over the desktop from left to right Displaying the daily output The device is in operation and the LCD is showing the desktop F Press the down arrow button The LCD displays the daily yield in a diagram F To return to...

Page 36: ...wer Graphical display The graphical display shows measured values and data and allows the configuration of the device using a graphical menu In normal operation the backlighting is switched off As soon as you press one of the control buttons the backlighting is activated If no button is pressed for an adjustable period of time the backlighting switches off again You can also activ ate or disable t...

Page 37: ...Symbols used 4 1 2 3 4 Menu level 0 1 2 3 Password protected menu password can be re quested from KACO customer service Display Submenu Option menu Option box Setting range 9 4 1 Menu Country spec Set tings Men u level Display Setting Action in this menu meaning 4 1 2 3 Desktop F Press Right arrow button 4 1 2 3 4 Measured values F Open the menu Press the right arrow button or the OK button 4 1 2 ...

Page 38: ...wer of the string P 3 DC voltage of the string U 1 Select a day 2 Press the Enter button ð The display shows the selected data 3 Press any button to return to the previous menu 4 1 2 3 4 Month display Displays the recorded operating data graphically 1 Select a month 2 Press the Enter button The display shows the selected data F Press any button to return to the previous menu 4 1 2 3 4 Year display...

Page 39: ...Power dependent the function remains active until below the set power threshold 2 Time dependent The function is active independent of the sunlight for the set operation time 4 1 2 3 4 Operation time NOTE The menu option is only available in Time dependent opera tion mode F After connection the function is active for the set operation time 4 1 2 3 Quick start F Reduce the waiting times during the ...

Page 40: ...ff F If necessary activate the remote configuration 4 1 2 3 4 Remote update On Off F If necessary activate the remote update 4 1 2 3 4 Portal Connection test Off Meteocontrol User defined 1 4 Your IT infrastructure must be adequately protected F Select operating mode Off The connection to the portal is deactivated Meteocontrol The device attempts to connect to the Webportal blue planet web of mete...

Page 41: ...rip off ð The 10 minute average for the measured voltage as per EN50160 is used 2 Set period from occurrence of the fault to shutdown of the device BE CH NS CY DE NS DK LU NS 4 1 2 3 Overvoltage shutd 10 min mean value Pass word protection 1 Activate or disable password protection 2 Specify the shutdown threshold for overvoltage trip off ð The 10 minute average for the measured voltage as per EN50...

Page 42: ... LC display then the value of Ucon min is automatically set to the value of U If the value U slow overvoltage shutdown is set to a value which is smaller than the value of Ucon max maximum restart voltage using the LC display then the value of Ucon max is automatically set to the value of U If the value f slow underfrequency shutdown is set to a value which is greater than the value of fcon min mi...

Page 43: ...maximum power rating of the system at the grid connection point upon the grid operator s re quest NOTE The value can be protected from the very first power limitation entry After setting a limitation the value can only be changed by en tering a device specific password NOTE Only the external power limitation can be adjusted on the device The internal power limitation can only be set via the web in...

Page 44: ... increasing frequency in Hz The percentage value is based on the rated frequency if mode 1 or mode 2 is active this menu option is displayed perman ently for IT and IL 4 1 2 3 4 Intentional delay F Set the power limitation delay in seconds if mode 1 or mode 2 is act ive this menu option is displayed permanently for IT and IL 4 1 2 3 4 Settling time F Set the power reduction delay in seconds if mod...

Page 45: ... The maximum number of configurable nodes depends on the selected grid type F Specify the number of nodes for the cos ϕ p pn 4 1 2 3 4 1st node 10th node Voltage Reactive power Excitation 0 100 F Power factor for 1st 10th node as a percentage of the maximum power 1 0 3 F Specify the NOTE cos ϕ of the node Over excited un der excited F If a reactive power not equal to 1 is selected Select the type ...

Page 46: ...rity for reactive power Q or active power P NOTE When it comes to P priority the reactive power adjustment range is limited subject to the active power that is currently available and fed in 4 1 2 3 4 Active curve 1 4 F Select active curve NOTE Up to 4 characteristic curves can be configured independently and one of them can be activated for regulation each time 4 1 2 3 4 Reset the curve F Reset a...

Page 47: ... 4 FRT Fault Ride Through NOTE The device supports dynamic grid stabilization Fault Ride Through NOTE More detailed information at FRT See sec tion 10 3 Page 64 4 1 2 3 4 Operation mode On Off F Select a control process On Activates dynamic grid support using dynamic reactive current Off Deactivates dynamic grid support using dynamic reactive current Dynamic grid support remains active on account ...

Page 48: ...he grid voltage and grid frequency The grid feed in mode begins if the measurements are within the set ranges F Set minimum and maximum values for connection 4 1 2 3 Min switch on voltage after grid error Max switch on voltage after grid error F Set min and max switch on voltage after grid monitoring 4 1 2 3 Min switch on fre quency after grid error Max switch on fre quency after grid error F Set ...

Page 49: ...ortunity to limit the power internally More detailed inform ation at Permanent power gradient limitation See sec tion 10 4 1 Page 67 Power Limitation Status F Specify the activation status 4 1 2 3 4 Maximum apparent power Slim 1000 Smax VA NOTE The max apparent power limits the internal power of the device F Enter the value or set the value using the slider 4 1 2 3 4 Maximum active power Plim 1 0 ...

Page 50: ...ient 4 1 2 3 4 Power reduction P U NOTE To prevent the device from shutting down due to overvoltage protection the active power can be regulated in addition to reactive power control in order to reduce the active power feed in whereby the output voltage is reduced 4 1 2 3 4 P U operation mode Off On F Activate the control process Off Deactivates dynamic grid support using dynamic reactive current ...

Page 51: ...e activation threshold value 4 1 2 3 4 Deactivation threshold 230V 276V NOTE If the 10 min mean value of the voltage falls below the de activation threshold then the function is disabled 1 Specify the deactivation threshold 4 1 2 3 Upload download NOTE Opportunity to save log files and save and import parameter data Download service log data F Save service log data to external storage media Downlo...

Page 52: ...ring the network and activating the web server in the Settings menu you can open the web server from an internet browser The language version of the website delivered by the web server is adapted dynamically to the pre set language preferences in your Internet browser If your Internet browser re quests a language that is unknown to the device the web server uses the menu language set in the device...

Page 53: ... 1 Filter the display data if necessary 2 Select the display period if applicable daily monthly yearly or overview 3 Press the Export data button 4 Save the file NOTE Regardless of the display data selected in the Choose view area an export file always contains all meas urement data and yield data available for the selected period 9 6 Performing a firmware update You can update the software of the...

Page 54: ... appears If the update fails the message Software update incomplete appears 3 When an error occurs the update process must be repeated You can check to see if the update was successful in the menu Displaying the firmware version F Open the Information SW version menu The device will display the versions and checksums of the software that is currently loaded 9 7 Access via Modbus NOTE In order to m...

Page 55: ...tage determined by the maximum continuous current subject to the grid voltage Voltage devices with UN 220 V 380 V 230 V 400 V 240 V 415 V Voltage devices with UN 277V 480V Maximum apparent power p u 400 480 1 04 390 468 1 04 380 456 1 0 360 432 0 95 342 412 0 90 323 388 0 85 Tab 6 Maximum continuous apparent power depending on grid voltage The following figures show the reactive power active power...

Page 56: ... preservation Q constant In Q constant mode the specified reactive power value is permanently set by the inverter If the specification is changed the new value is adopted by way of a filter in a muted manner The settling time is 1s with the transient response of a first order filter PT 1 with a time constant of Tau 200ms The specified reactive power can be configured on the display or by way of co...

Page 57: ...e event of a communication timeout If the timeout is set to 0 seconds this is suitable for lasting preservation 10 1 4 Parameters for reactive power control Country spec Set tings Men u level Display Setting Action in this menu meaning cos phi const 1 0 3 Specified displacement factor Over excited under excited Reactive power mode Under excited relates to inductive load over ex cited relates to ca...

Page 58: ...a characteristic curve section with Q 0 under active control then the re active power setting process is delayed by the set dead time Once the dead time has expired the control circuit is no longer subject to a delay and the set transient time determines the transient behaviour Rise Outg grad Fall Outg grad increasing decreas ing In addition to configuring the dynamic behaviour using the transient...

Page 59: ...ol at www kaco newenergy de in the Software subsection of the Downloads section When a target value is received for P limit the output power of the inverter is limited to the specified power value If the limit value is changed the new value is adopted by way of a filter and a gradient limitation The current power may be be low the specified limit value because the available power PV or the target ...

Page 60: ...c curve with hysteresis and a deactivation threshold below the activation threshold 10 2 2 1 Parameters for P U Country spec Set tings Men u level Display Setting Action in this menu meaning 4 1 2 3 4 P U operation mode Off On F Activate the control process Off Deactivates dynamic grid support using dynamic reactive current Dynamic grid support remains active on account of immunity to inter ferenc...

Page 61: ...regulation each time 10 2 3 P f Adjusting the active power P f in the event of overfrequency Feed in inverters must assist with frequency stability in the grid If the grid frequency leaves the normal tolerance range e g 200 mHz then the grid will be in a critical state In the event of overfrequency there is a generation surplus in the event of underfrequency there is a generation deficit PV system...

Page 62: ...ms are typically run at the maximum power point there are no power reserves for increasing the power in the event of underfrequency However in the event that the system power is reduced due to market regulation it is possible to increase the active power up to the power level available Because the inverter is unable to distinguish between P constant target values for obligatory bottleneck manageme...

Page 63: ...ion directives in order to prevent any negative impact on is land detection However P f has no negative impact on KACO s en hanced island detection Frequency of the max imum deactivation threshold 45 50 2 Hz Frequency of the min imum deactivation threshold 45 50 2 Hz Deactivation range lower limit Only evaluated in mode 1 The function is deactivated if the frequency returns to the deactivation ran...

Page 64: ...ange of an interconnected grid Grid support by a fast feeding of residual current also lim its the spatial extent of the incident With its dynamic grid support by way of immunity the device has this characteristic The ability to remain on the grid is particularly relevant The protective settings also determine the device s ability to remain on the grid or not Protective settings take the upper han...

Page 65: ... the nominal current IN of the inverter For the positive and negative phase sequence voltage Δu equates to the difference between the pre fault voltage and the current voltage based on the reference voltage The pre fault voltage is calculated as a 1 min mean value Fig 57 Formula no 3 On account of the definition of a voltage jump in pre norm EN50549 2 and in VDE AR N 4120 and VDE AR N 4110 it is t...

Page 66: ...2 Amplification factor for the negative sequence used in the calculation of the reactive current using formulae 2 and 4 Can be configured inde pendently for drops and spikes Constant K positive se quence dip Constant K positive se quence swell k 0 10 2 Amplification factor for the negative sequence used in the calculation of the reactive current using formulae 2 and 4 Can be configured inde penden...

Page 67: ...eed value using the Slim and Plim settings To en sure that the load on the devices in the plant is uniform we recommend distributing the performance reduction evenly across all devices Some grid connection rules insist that the agreed reactive power be supplied from every operating point of the plant without a reduction in the actual active power Considering the fact that all KACO TL3 inverters ha...

Page 68: ...ower value Otherwise the internally configured value will be used The additional ramp time WMaxLimPct_RmpTms specifies the jump time from a power value to the new power value The following formulae are used to calculate the gradient Slim min Power kVA resp kW Time s Slim 100 Plim 80 Pfb 60 WMaxLimPct 40 10 20 30 40 50 60 70 Gradient 600 Slim min Fig 60 Power gradient according to sample parameters...

Page 69: ...ity that a deactivated part of the grid will remain live in an uninten ded island due to the balance of load and generation in this part of the grid The detection of unintended island formation is an important function of decentralized generating units and is related to the prevention of damage to equipment as well as safety of personnel Depending on the structure and the operation of the distribu...

Page 70: ...of parallel inverters does not affect the reliability of this function This method also guarantees the minimisation of effects on the distribution grid In normal operation no effects on harmonic content flicker and grid stability are detected This detection method is combined with a two stage passive rate of change of frequency ROCOF observation If the RO COF of the grid exceeds the configured dis...

Page 71: ...d out via the grid separation relay integrated into the in verters and the Inverter OFF digital output instead of via interface switch Information about the Inverter off function See manual under www kaco newenergy com de downloads in the string inverter category Powador 30 0 72 0 TL3 Page 71 EN ...

Page 72: ...st 5 minutes NOTE There are components in the housing of the device which may only be repaired by the customer service team Do not attempt to repair faults that are not described here in the chapter on troubleshooting and fault rectification Contact our Customer Service department Only perform the maintenance work that is described here Log each maintenance activity in the Service menu item Servic...

Page 73: ... on ammeter to check the current flow in each DC string If there is no current flow the string fuse must be checked The shutdown sequence in the preceding warning has been carried out 1 Unlock and open the housing door 2 Open the relevant DC fuse holder 3 Use a multimeter to check the DC fuse for flow Flow Reinsert DC fuse in the fuse holder and close No flow Replace DC fuse 4 Check for other sour...

Page 74: ...e are touched The operator can only carry out actions marked with a B NOTE In case of power failure wait for the system to automatically restart Notify your electrician if there is an extended power failure 12 6 2 Rectifying a fault Fault Possible cause Explanation remedy By The display is blank and the LEDs do not light up Grid voltage not avail able Check whether the DC and AC voltages are withi...

Page 75: ...eviate from the values on the feed in meter by up to 15 E No action Device is active but is not feeding into the grid Display Waiting for feed in Generator voltage too low grid voltage or PV generator voltage un stable The PV generator voltage or power is not sufficient for feed in solar radiation is too low The inverter checks the grid para meters before the feed in process begins The length of t...

Page 76: ...signals indicate a fault in the grid They are not operational faults of the device The triggering levels are defined in standards e g VDE0126 1 1 The device shuts down if the values exceed or fall below the approved levels Fault LED red Status Explanation LED FS fault status Fault signal relay has been tripped To Feed in was ended due to a fault OS operating status The fault relay releases again O...

Page 77: ...a tion Elektrofach kraft benachrichti gen wenn der Fehler mehrmals auftritt E 18 Resid current shutdown Residual current was detected The feed in was interrupted Notify your author ised electrician E 19 Generator insulation fault There is an insulation fault on the PV gener ator The feed in was interrupted There is an insula tion fault on the PV generator The feed in was inter rupted E 20 Active r...

Page 78: ...y Notify your author ised electrician E 41 Line failure undervoltage L1 The voltage of a grid phase is too low the grid cannot be fed into The phase experiencing failure is displayed Notify your author ised electrician E 42 Line failure overvoltage L1 The voltage of a grid phase is too low the grid cannot be fed into The phase experiencing failure is displayed Notify your author ised electrician E...

Page 79: ...1 External limit x The grid operator has activated the external PowerControl limit The inverter limits the power 63 Frequency dependent power change The feed in power is changed linearly over a certain frequency value This requirement is country dependent Required response No in dication on display behaves in the same way as normal feed in mode status 4 therefore no flashing Feed in LED Can be vie...

Page 80: ...n the device must be removed In case of repeated occurrence Notify your authorised electrician E 85 Protect shutdown overvolt DC link A voltage deviation has been found in the DC link An internal protective mechanism has dis connected the device to protect it against damage In a TN C S grid the PE must be con nected to the device and at the same time the PEN bridge in the device must be removed In...

Page 81: ...ck to make sure that the fans are working Replace fan if necessary B E 101 Plausibilitätsfehler Temper atur The device has shut down because of implaus ible internal measured values KACO Service bena chrichtigen K 102 Plausibilitätsfehler Wirkungsgrad The device has shut down because of implaus ible internal measured values KACO Service bena chrichtigen K 103 Plausibilitätsfehler Zwis chenkreis Th...

Page 82: ... Fault number not found If fault numbers are displayed on the device but are not listed here then it is usually necessary to have this looked at by your installation partner Powador 30 0 72 0 TL3 Page 82 EN ...

Page 83: ...up unexpectedly and sever or injure limbs Make sure that the device is disconnected from all voltage sources before starting work on the device After disconnecting from all voltage sources wait at least 5 minutes before starting maintenance activ ities The maintenance activities listed may only be performed by qualified specialist personnel For further information on this and the maintenance tasks...

Page 84: ...V cable through the cable fitting W_46 4 Mount the protection against contact on the PV and PV terminal 5 Place protective caps on the ends of the DC cables DC DC DC DC DC DC String 1 String 2 String 3 1 C101 C114 SG102 C118 PE VR102 C107 PV1 VR101 PE C106 VR104 C110 C115 VR103 VR106 C124 PV3 PE SG105 C123 1 0 3 S G 1 0 6 S G 1 0 1 PE PV2 S G 1 0 4 VR105 C101 C114 SG102 C118 VR102 C107 VR101 C106 ...

Page 85: ... use equi valent packaging 2 You must be able to close the box completely and it must be able to accommodate the weight and size of the device 14 6 Storing the device NOTE Property damage as a result of condensation Faulty storage can form condensate in the device and impair the device functioning e g storage outside the ambient conditions or temporary relocation from a cold to a hot environment P...

Page 86: ...e made from recyclable raw materials Unit Do not dispose of faulty devices or accessories together with household waste Ensure that the old devices and any accessories are disposed of in a proper manner Packaging Ensure that the transport packaging is disposed of properly Further information See manual http www kaco newenergy com de downloads in the string inverter category Powador 30 0 72 0 TL3 P...

Page 87: ...corresponding transport packaging are made from recyclable raw materials Unit Do not dispose of faulty devices or accessories together with household waste Ensure that the old devices and any accessories are disposed of in a proper manner Packaging Ensure that the transport packaging is disposed of properly Powador 30 0 72 0 TL3 Page 87 EN ...

Page 88: ... Contact person with telephone number Information about the accessibility of the installation site You can find the following items and other information at our web site Kaco newenergy our current warranty conditions a complaint form a form for registering your device Please register your device without delay In this manner you can assist us in providing you with the quickest service possible NOTE...

Page 89: ... of 26th February 2014 on the harmonisation of the laws of the member states relating to Electromagnetic Compatibility 2014 30 EU and the Low Voltage Directive 2014 35 EU The devices conform to the following standards 2014 35 EU Safety of the device Directive relating to electrical equipment designed for use within certain voltage lim its EN 62109 1 2010 EN 62109 2 2011 2014 30 EU Interference imm...

Page 90: ...ration of Conformity null and void This declaration of conformity is issued under the sole responsibility of KACO new energy GmbH Neckarsulm 2020 12 01 Neckarsulm 2020 12 01 KACO new energy GmbH KACO new energy GmbH i V Matthias Haag Head of R D and Technology Head of Quality Management i V Thomas Kittel Powador 30 0 72 0 TL3 Page 90 EN ...

Page 91: ...al state at the time of printing Subject to technical changes No liability for printing errors Werner von Siemens Allee 1 74172 Neckarsulm Germany Tel 49 7132 3818 0 Fax 49 7132 3818 703 info kaco newenergy de www kaco newenergy de 3012176 05 200914 ...

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