DEMONSTRATION BOARD
Contents
1. Demonstration board Photovoltaic MI 3088 User Manual Version 1 0 Code No 20 752 118 METREL Distributor Manufacturer METREL d d Ljubljanska cesta 77 1354 Horjul Slovenia web site http www metrel si e mail metrel metrel si C Mark on your equipment certifies that this equipment meets the requirements of the EU European Union regulations concerning safety and electromagnetic compatibility 2013 METREL No part of this publication may be reproduced or utilized in any form or by any means without permission in writing from METREL T IInIFOOGU OO ian ai 4 1 1 General Description a2 cita Eat open e pea neuen vet Pda e ap nec tun qut o pere 4 T 2 General WANTING x isla ERR e epic quei S ve dace een E a 4 1 3 Applied standards a anchio Cae e E qm eere ess 5 1 4 Meaning of warning information symbols on front panel rererere 6 1 5 List of measurements that can be demonstrated Hanne 6 2 Front panel descripliOn icosis atia rita sent en 7 3 Measurements crine iraniana 8 3 1 Continuity of earthing system nennen nennen nnn nnns 8 3 2 PV array insulation resistance i 9 3 3 Measurement of irradiation and temperature nn 10 3 4 Uoc Isc test and I V characteristic measurement 11 3 5 Automatic test Sequence nn ra a pallida ni ii deine 12 3 6 PV panelteSt namen te ee nn At dan 13 3 72. Measurement of inverter input DC side 14 3 8 Measurement of inverter output AC side 15 3 97 inverter SHICIENOY Rm 16 4 Technical data en 17 5 Maintenance iii anna 18 bol US UMN use lai lia 18 52 SES rr ele ail iaia 18 6 Standard Sebe iiiseil aera diaaa adana nn a anna na au 19 MI 3088 PV demonstration board Introduction 1 Introduction 1 1 General Description PV demonstration board simulates photovoltaic electricity generation system The PV demonstration board is preferably intended for sales persons to demonstrate operation and application of PV test equipment However it could also be applied as training and educational tool Various tests supported by different PV test instruments can be presented It is placed into a practical plastic carrying case Demonstration simulation possibilities PV array d c output Measurement of d c current Inverter operation with measurement of a c output current and voltage Pyranometer simulation Temperature simulation Insulation resistance of PV array Continuity of protective earthing Demonstration board is designed according to European safety standard EN 61010 1 1 2 General warnings If the equipment is not used in a manner specified by manufacturer the protection provided by equipment may be impaired Use the PV demonstration board on well grounded supply systems only Only qualified personnel familiar with the board and the
3. RH 0 C 40 C non condensing 10 C 70 C 90 RH 10 C 40 C 80 RH 40 C 70 C MI 3088 PV demonstration board Maintenance 5 Maintenance 5 1 Cleaning Use a soft cloth slightly moistened with soapy water or alcohol to clean the surface of the board and then leave the board to dry totally before use Do not use liquids based on petrol Do not spill liquids over the board 5 2 Service In case of unusual response of Demonstration board or if there is any damage noticed the product has to be taken to an authorized service Consult the producer or your dealer for further information The product has no internal user serviceable parts fuses etc Producer s address METREL d d Ljubljanska 77 1354 Horjul Slovenia Tel 386 0 1 7558 200 Fax 386 0 1 7549 095 or 386 0 1 7549 226 MI 3088 PV demonstration board Standard set 6 Standard set Upon receipt of Demonstration board it is advisable to check the content of the delivery The following items have to be included Demonstration board Mains cable PS2 male male adapter Test lead 1 5 m black Test lead 1 5 m red User manual MI 3088 PV demonstration board Standard set 20
4. board Measurements 3 2 PV array insulation resistance ave J METREL MI 3088 PHOTOVOLTAIC DEMONSTRATION BOARD MI 3108 MI 3109 Measurement location Nominal value PE connection DC switch board socket 96 MQ PE connection DC switch board socket 92 MQ Applied instruments and functions Instruments Functions RISO Insulation resistance measurement between panel array string positive and earth MES ee da RISO Insulation resistance measurement between panel array string negative and earth MI 3088 PV demonstration board Measurements 3 3 Measurement of irradiation and temperature MI 3108 MI 3109 msvinev S METREL MI 3088 PHOTOVOLTAIC DEMONSTRATION BOARD Pyranometer Measurement location Nominal value Pyranometer sockets 780 W m Temperature Measurement location Nominal value Temperature probe connector 25 C Depends on real ambient temperature and internal heating Applied instruments and functions Instruments Functions MI 3108 MI 3109 ENV MEAS Measurement of environmental parameters Irradiance temperature MI 3088 PV demonstration board Measurements 3 4 Uoc Isc test and I V characteristic measurement Le 0 00 MI 3109 prote Inverter vevizov Paone F METREL PHOTOVOLTAIC DEMONSTRATION BOARD MI
5. test E METREL MI 3088 PHOTOVOLTAIC DEMONSTRATION BOARD MI 3108 MI 3109 Measurement location Measured STC value value DC switch board socket DC switch board socket Umpp 48 2 V Umpp 48 5 V Impp 3 1 A Impp 4 1 A Pmpp 151 W Pmpp 200 W Applied instruments and functions Instruments Functions MI 3108 MI 3109 PANEL Current voltage inverter working point Note STC values are displayed if irradiance and temperature are measured before See chapter 3 3 Measurement of irradiation and temperature 13 MI 3088 PV demonstration board Measurements 3 7 Measurement of inverter input DC side E METREL MI 3088 PHOTOVOLTAIC DEMONSTRATION BOARD MI 3108 MI 3109 Measurement location Measured value Inverter input socket Inverter input socket x e N Embraced red tl ing A 1391 tcl mbraced red current loop using current clamp Poc 151 W Applied instruments and functions Instruments Functions MI 3108 MI 3109 INVERTER DC Measurements at DC side of inverter MI 3088 PV demonstration board Measurements 3 8 Measurement of inverter output AC side whe DC Switch board MI 3108 MI 3109 R METREL MI 3088 PHOTOVOLTAIC DEMONSTRATION BOARD at Measurement location Nominal value AC switch board L AC switch board N Uno eer
6. 3088 MI 3108 MI 3109 Measurement location Measured STC value value Isc 48 2 Isc 49 Uoc 3 1 Uoc 4 1 DC switch board socket DC switch board socket Umpp 44 8V Umpp 45 2 V Impp 2 4A Impp 3 1A Pmpp 107W Pmpp 140W Applied instruments and functions Instruments Functions MI 3108 MI 3109 Uoc Isc Open circuit voltage and short circuit current measurement I V current voltage and current power characteristics measurement Note STC values are displayed if irradiance and temperature are measured before See chapter 3 3 Measurement of irradiation and temperature 11 MI 3088 PV demonstration board Measurements 3 5 Automatic test sequence Le 0 00 o ern Dion zw S METREL 3088 PHOTOVOLTAIC DEMONSTRATION BOARD Measurement location Measured STC value value 96 MO PE connection DC switch board socket DC switch 92 MO board socket 48 2 49 V 3 1 4 1 A Applied instruments and functions Instruments Functions MI 3109 AUTOTEST Automatic measurement of insulation resistance and Uoc Isc of PV panel array string Notes Applicable only on MI 3109 STC values are displayed if irradiance and temperature are measured before See chapter 3 3 Measurement of irradiation and temperature MI 3088 PV demonstration board Measurements 3 6 PV panel
7. cation of power supply O on Take care that demonstration board is A connected only to mains voltage according to the description under the mains socket In the opposite case the board can be damaged 115V 230V 50 60 Hz 22 W ma with directive WEEE 2002 96 EC disposal for the recycling of the electric x The product must undergo selective and electronic material in compliance C x C The CE marking guarantees conformity with European directives and with regulations covering EMC 1 5 List of measurements that can be demonstrated PV string insulation resistance Bonding resistance of PV panel metallic support to protective earthing PV string U I characteristics PV string d c current PV string d c power Irradiance Temperature on PV panels Inverter output a c current Inverter output a c voltage Inverter output a c power Inverter and PV system efficiency MI 3088 PV demonstration board 2 Front panel description 2 METREL PHOTOVOLTAIC DEMONSTRATION BOARD MI 3088 1 Front panel Presents typical components required in PV power utility 2 Case Plastic case of PV demonstration board with handle 3 PE connection For testing purposes only 4 Inverter d c input voltage Sockets for measurement of inverter d c input voltage from PV array 5 Inverter d c input current For applying d c cur
8. lac 0 60 A Embraced black current loop using 1391 current clamp Pro 135 W Applied instruments and functions Instruments Functions MI 3108 MI 3109 INVERTER AC Measurements at AC side of inverter MI 3088 PV demonstration board Measurements 3 9 Inverter efficiency MI 3108 MI 3109 ses vizio 6 Measurement location Nominal value Upc 48 2 V loc 3 1A Inverter socket Inverter socket Poc 151 W AC switch board L AC switch board N Unc 227 V Embraced red and black current loops using A 1391 current clamps lac 0 60A Pac 135 W n 90 Applied instruments and functions Instruments Functions MI 3108 MI 3109 INVERTER AC DC Measurement of efficiency of inverter MI 3088 PV demonstration board Technical data 4 Technical data Nominal mains voltage Power consumption Mains cord Dimensions width x length x height Weight nassen ernten Protection class Over voltage category Pollution degree Reference conditions Reference temperature range Reference humidity range Operation conditions Working temperature range Maximum relative humidity Storage conditions Temperature range Maximum relative humidity 115 V 230 V 50 Hz 60 Hz 200 W single phase 450 x 330 x 110 mm 4 47 kg protective earth conductor CAT Il 300 V 2 10 C 30 C 40 RH 70 RH 0 C 40 C 95
9. measuring instrument may use the PV demonstration board o Application of the PV demonstration board in a way not specified in this User Manual could damage the board Do not use PV demonstration board in case of any damage noticed Only an authorized person may carry out servicing of PV demonstration board MI 3088 PV demonstration board Introduction 1 3 Applied standards The PV demonstration board MI 3088 is manufactured and tested in accordance with the following regulations Electromagnetic compatibility EMC EN 61326 Electrical equipment for measurement control and laboratory use EMC requirements Class B Hand held equipment used in controlled EM environments Safety LVD EN 61010 1 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 General requirements Functionality Reference standard for photovoltaic systems Grid connected photovoltaic systems Minimum requirements for EN 62446 system documentation commissioning tests and inspection Note about EN and IEC standards n Text of this manual contains references to European standards All standards of EN 6XXXX e g EN 61010 series are equivalent to IEC standards with the same number e g IEC 61010 and differ only in amended parts required by European harmonization procedure MI 3088 PV demonstration board Introduction 1 4 Meaningof warning information symbols on front panel Indi
10. rent clamps 6 Pyranomter output Output for demonstration of irradiance measurement 7 PVarray output Output representing PV array I U characteristics 8 Connection to metallic Intended for continuity measurement of grounding system construction 9 Case cover with label Label representing PV panel 10 Temperature probe output Output representing PV array temperature 11 Inverter a c output voltage Sockets for measurement of inverter output a c voltage 12 Inverter a c output current For applying a c current clamps 13 Supply indicator Indicates proper supply of the PV demonstration board 14 Supply entry IEC appliance coupler for supplying the PV demonstration board universal power supply input 115 V 230 V 15 Warning symbol To pay attention for right connection to proper mains power supply Warning All outputs are intended for demonstration of possible PV testing only Front panel description MI 3088 PV demonstration board Measurements 3 Measurements 3 1 Continuity of earthing system P METREL MI 3088 PHOTOVOLTAIC DEMONSTRATION BOARD Measurement location Nominal value Connection to metallic construction PE connection 0 10 Applied instruments and functions Instruments Functions MI 3108 R LOWO 200 mA resistance measurement INSTALLATION menu MI 3109 R LOWO 200 mA resistance measurement SOLAR menu MI 3088 PV demonstration
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