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HT MPP300, User Manual

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 Copyright HT ITALIA 2012 

Version EN 2.00 - xx/xx/2012 

ENGLISH 

User manual 

中国总代理:Nano电子商城
Tel: 4006609565
E-mail:[email protected]
http://www.19mro.com 

 

Summary of Contents for MPP300

Page 1: ... Copyright HT ITALIA 2012 Version EN 2 00 xx xx 2012 ENGLISH User manual 中国总代理 Nano电子商城 Tel 4006609565 E mail 19mro 19mro com http www 19mro com ...

Page 2: ......

Page 3: ...s 8 5 2 MASTER instruments OF type 2 Remote unit settings 8 6 OPERATING INSTRUCTIONS 9 6 1 PV system testing for instruments of Type 1 SOLAR I V 9 6 1 1 Testing of PV systems with single multi MPPT inverter single three phase AC output 9 6 2 PV system testing for instruments of Type 1 SOLAR 300N 15 6 2 1 Testing of PV systems with single multi MPPT inverter single three phase AC output 15 7 MAINTE...

Page 4: ...es higher than 20V since a risk of electrical shock exists Only use original accessories In this manual and on the instrument the following symbols are used CAUTION observe the instructions given in this manual an improper use could damage the instrument or its components High voltage danger electrical shock hazard Double insulation DC voltage or current AC voltage or current Connection to earth 1...

Page 5: ... and laboratory use Part 1 General requirements defines what measurement category commonly called overvoltage category is 6 7 4 Measured circuits reads Circuits are divided into the following measurement categories Measurement category IV is for measurements performed at the source of the low voltage installation Examples are electricity meters and measurements on primary overcurrent protection de...

Page 6: ...ase and three phase PV systems Together with a MASTER instrument MPP300 is the ideal solution for testing and analyzing the possible problems linked to possible low efficiency values of photovoltaic systems 2 2 INSTRUMENT FUNCTIONS The instrument has the following features Measurement of 3 DC voltages and currents Measurement of DC string power and total DC power Measurement of 3 AC TRMS voltages ...

Page 7: ...llow the instructions given in 10 3 2 INSTRUMENT POWER SUPPLY The instrument only operates with a Li ION rechargeable battery 3 7V 1900mAh housed inside the instrument itself Use the external power supply A0055 provided to recharge the battery For indications on the status of the battery please refer to 7 2 The instrument maintains the data stored also in case of completely flat battery 3 3 CALIBR...

Page 8: ...connecting to unit SOLAR 02 MPP300 is NOT connecting to unit SOLAR 02 Table 1 Description of the indication LEDs on MPP300 4 3 MASTER INSTRUMENT MPP300 may be controlled only by the following MASTER instruments MASTER instrument Instrument type Firmware Fw update SOLAR I V 1 RF connection 5 02 or higher Can be carried out by the user SOLAR 300N 2 USB connection 1 27 or higher Can be carried out by...

Page 9: ...0 status and confirm with ENTER The instrument shows the screen here to the side which indicates the main general parameters of the instrument 15 05 10 15 34 26 P o w e r s u p p l y B a t t B a t t e r y I n u s e C h a r g e 9 9 S O L A R 0 2 d e t e c t e d S I V e r s i o n 1 0 1 S N 1 1 0 1 0 0 3 0 MPP300 Status Set PV plant S e t I n s t r u m e n t Select MENU 4 3 2 Displaying the status of...

Page 10: ... mV kW m2 Alpha 0 060 C S A V E t o s a v e SET 5 2 MASTER INSTRUMENTS OF TYPE 2 REMOTE UNIT SETTINGS In the GENERAL MENU select ANALYZER SETTINGS press the F2 key or touch the ADVANCED item on the display The herewith screens are shown by the meter Selection of rem U SOLAR 01 Selection of rem U SOLAR 02 Selection of rem U MPP300 1 By means of the F3 or F4 key or items MOD or MOD on the display se...

Page 11: ...io evaluated on active powers See 9 1 for further details ATTENTION For the evaluation of the PRP only the measurement of the DC voltage and current is not strictly necessary Conversely it is necessary if you want to evaluate the performance of the photovoltaic section ndc and DC AC conversion nac 6 1 PV SYSTEM TESTING FOR INSTRUMENTS OF TYPE 1 SOLAR I V 6 1 1 Testing of PV systems with single mul...

Page 12: ...ans of the switches breakers upstream and downstream of the DC AC converter inverter 1 Check and if necessary set the sensitivity of the reference cell on SOLAR 02 consistently with the type of PV modules which will be measured please refer to the user manual of SOLAR 02 2 We recommend making a preliminary evaluation of the value of irradiation on the surface of the PV modules being tested by mean...

Page 13: ...02A are acceptable 10 Insert the DC current clamp onto the positive output conductor of the string respecting the direction of the arrow found on the clamp itself as indicated in in Fig 2 or Fig 3 Position the clamp toroid as far as possible from the inverter and from the negative output conductor of the string itself 11 Repeat the operations described in the two steps above for other possible DC ...

Page 14: ... 3 1 0 2 4 k W GO start rec Select MPP 19 On SOLAR I V press key to access the third screen which contains the values of the electrical parameters on the AC side of the inverter consistently with the settings made see SOLAR I V user s manual single phase three phase 4 wires In particular in this screen Vacxy ac voltage between Phase and Neutral if single phase or between Phases x and y if three ph...

Page 15: ...OLAR 02 the symbol flashes for approx 30s and then disappears Unit MPP300 steadily searches for the RF connection with unit SOLAR 02 24 Position the reference cell onto the surface of the PV modules Please refer to the relevant User Manual for a correct assembly 25 Put the temperature sensor in contact with the rear side of the panel and fasten it with some tape prevent touching it with your finge...

Page 16: ...tion more than the minimum irradiance threshold see see user s manual of MASTER instrument or all PRp values are not valid PRp 1 15 Display the best performance values if during the recording the Irradiance values reached the stable condition and its values were higher than the minimum irradiance threshold see user s manual of MASTER instrument 35 Press SAVE to save the results or ESC to exit the ...

Page 17: ...ction and inclination each connected to an MPPT of the inverter see 9 1 and single phase or three phase output The remote unit MPP300 is capable of communicating with SOLAR300N via USB cable to manage data synchronization and download and with the remote unit SOLAR 02 for recording irradiation and temperature values via a wireless radiofrequency RF connection which is active up to a maximum distan...

Page 18: ...type of remote unit to the minimum irradiation threshold to the full scale of the AC and DC clamps to the parameters of the system being measured and to the value of the integration period see SOLAR300N user s manual 4 In order to guarantee the operator s safety disable the system being measured by means of the switches breakers upstream and downstream of the DC AC converter inverter 5 Connect SOL...

Page 19: ...g 4 or Fig 5 In case of three phase systems in which no Neutral conductor is available connect input N to earth 13 In case of inverter with three phase output see SOLAR300N user s manual repeat the operation described in the step above for the remaining phases by using the VAC2 and VAC3 inputs of MPP300 14 Connect the AC clamp to the Phase L1 conductor respecting the direction of the arrow found o...

Page 20: ...en Vacxy ac voltage between Phase and Neutral if single phase or between Phases x and y if three phase Iacx ac current of phase x Pacx ac power of phase x We recommend checking that the values of the electrical parameters Vac Iac Pac are consistent with the system being measured E x a m p l e o f a n A C s c r e e n f o r P V s y s t e m s w i t h t h r e e p h a s e output 20 Keeping the three in...

Page 21: ...ensor in contact with the rear side of the module and fasten it with some tape prevent touching it with your fingers as this could alter the measure 26 Wait for a few seconds to allow the probes to reach a steady measure and then connect the irradiation probe to input PYRA CELL and the temperature probe to input TEMP of unit SOLAR 02 27 Wait for the message READY to appear on the display of SOLAR ...

Page 22: ...than the minimum irradiance threshold see see user s manual of MASTER instrument or all PRp values are not valid PRp 1 15 Display the best performance values if during the recording the Irradiance values reached the stable condition and its values were higher than the minimum irradiance threshold see user s manual of MASTER instrument 35 Press SAVE to save the obtained results Pressing the key wil...

Page 23: ... steady MPP300 supplied by external power supply GREEN flashing MPP330 supplied by internal batteries RED flashing Batteries of MPP300 almost flat CAUTION In case the LED indicates the condition of almost flat batteries we recommend connecting the instrument to power supply It is not necessary to stop possible measurements in progress to connect the power supply If the instrument detects a too low...

Page 24: ...n Uncertainty Protection against overcharge 5 0mV 219 9mV 42 5 69 0Hz 0 1mV 0 5 rdg 0 06 FS 10V 220 0mV 999 9mV 0 5 rdg Peak factor 1 5 Current values corresponding to a voltage 5mV are zeroed AC TRMS current by means of external clamp transducer of FLEX 8 5uV A FS 100A type Range Frequency Resolution Uncertainty Protection against overcharge 0 008 8 50mV 42 5 69 0Hz 0 001mV 0 5 rdg 7dgt 10V Peak ...

Page 25: ...00mAh Battery duration 3 hours External power supply AC DC power supply 100 240VAC 50 60Hz 5VDC Mechanical characteristics Dimensions L x W x H 300 x 265 x 140mm 12 x 10 x 6in Weight batteries included 1 2kg 2lv 8 4 ENVIRONMENTAL CONDITIONS FOR USE Reference temperature 23 5 C 73 41 F Operating temperature 0 40 C 32 104 F Allowable relative humidity 80 HR Storage temperature 10 60 C 14 140 F Stora...

Page 26: ... W m n P Nominal Power sum of all power module Pmax included in the part of PV plant under test kW ca P AC Active Power measured kW C 40 Tcel if 100 40 Tcel 1 C 40 Tcel if 1 2 Rfv Thermal Corrective factor Absolute value of Pmax thermal coefficient C NOCT Normal Operating Cell Temperature 800W m2 20 C AM 1 5 vel Aria 1m s C Previous relationship are valid if Irradiance Min Irraddiance value see us...

Page 27: ...the module on a hypothetical charge With reference to the figure above the product V I is represented for the three solar irradiation values mentioned above through the three curves in thinner lines The figure shows that as stated above these curves only have one single maximum point For example for 1000W m2 the maximum power point corresponds to a voltage value of approx 36V and to a current valu...

Page 28: ...consequence of improper packaging Repairs which may become necessary as a consequence of interventions performed by unauthorized personnel Modifications to the instrument performed without the manufacturer s explicit authorization Use not provided for in the instrument s specifications or in the instruction manual The content of this manual cannot be reproduced in any form without the manufacturer...

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