Operation Manual
Contents
1. PART NO Z1 004 940 IB021451 KIKUSUI E a Operation Manual Electronic Load Booster PLZ2004WB PLZ2004WHB The PLZ2004WB PLZ2004WHB Load Booster is used to increase the input current to the PLZ1004W PLZ1004WH Electronic Load One PLZ1004W PLZ1004WH is made the master unit and load boosters connected in parallel operate as slave units Number of load Maximum current Maximum power boosters PLZ2004WB PLZ2004WHB 1 600 A 3000 W 150 A 3000 W 2 1000 A 5000 W 250 A 5000 W 3 1400 A 7000 W 350 A 7000 W 4 1800 A 9000 W 450 A 9000 W About the Operation Manuals This manual contains an overview of the PLZ2004WB PLZ2004WHB electronic load booster and information about connecting maintenance and using it For information on how to perform parallel operation see the PLZ 4W PLZ 4WH Series Electronic Load User s Manual These operation manuals are intended for users of electronic loads and their instructors Explanations are given under the presumption that the reader has knowledge of electronics and electronic loads Every effort has been made to ensure the accuracy of this manual However if you have any questions or find any errors or omissions please contact your Kikusui agent or distributor If you find any misplaced or missing pages in the manuals they will be replaced If the manual gets lost or soiled a new copy can be provided for a fee In2. 8 37 61 30 14 6 13 3 88 50 22 4 21 15 115 80 30 2 33 62 139 38 1 42 41 162 100 50 1 0 53 49 190 60 2 0 67 43 217 z 80 3 0 85 01 257 200 100 4 0 107 2 298 p 125 344 150 395 300 200 469 250 556 325 650 1 Excerpts from Japanese laws related to electrical equipment Connecting the Load Wires Consider the current that you will be using and use wires that are thick as possible Also wire them as short as possible Use load wires that have the same length and cross sectional area The load input terminal of the master unit PLZ1004W PLZ1004WH4 is not designed to handle as large a current as the load input terminal of the booster Separate the load wires that are connected to the EUT into those that are connected to the master unit and those that are connected to the boosters Use wires that are as thick as possible and wire them as short as possible Use load wires that have the same length and cross sectional area Load input terminals Master unit Equipment under test Load input terminals Booster 1 Example Connection Booster 2 of two boosters A WARNING Possible electric shock e Do not touch the load input terminal while the power is on e Be sure to use the load input terminal cover A CAUTION e To avoid damaging the product observe the following precautions Be sure to use the load input terminals on the rear panel on the
3. GNL ORNS oy Operation M mer a NEN Maintenancee and Inspection Adjustmentse and Repairs 9 abe This product must be used only by qualified personnel who understand the contents of this operation manual If unqualified personnel is to use the product be sure the product is handled under the supervision of qualified personnel those who have electrical knowledge This is to prevent the possibility of personal injury Never use the product for purposes other than the product s intended use This product is not designed or manufactured for general home or consumer use Use the product within the rated input power voltage range For applying power use the power cord provided see page 7 This product is designed as an equipment of IEC Overvoltage Category II energy consuming equipment supplied from the fixed installation Some parts inside the product may cause physical hazards Do not remove the external cover This product is IEC Safety Class equipment equipment with a protective conductor terminal To prevent electric shock be sure to connect the protective conductor terminal of the product to electrical ground safety ground If a malfunction or abnormality is detected on the product stop using it immediately and remove the power plug from the outlet or turn off the circuit breaker of switchboard Make sure the product is not used until it is completely repaired Do
4. inch 10 Trademarks Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Copyrights Reproducing or reprinting this operation manual or any part of it without the permission of the copyright holder is strictly prohibited Product specifications and manual contents are subject to change without notice Inquiry about Product When making an inquiry about the product please provide us with the following information Model indicated at the top section on the front panel Serial number indicated at the bottom section on the rear panel PLZ2004WB PLZ2004WHB
5. a fan PLZ2004WB PLZ2004WHB Parallel Connection Use a signal wire to connect the load booster to the master unit Use a load wire to connect the load booster to the EUT You can connect up to four boosters Separate the load cable from the flat cable as much as possible to prevent unstable operation Master unit Flat cable PC02 PLZ 4W Option gt Bem ha A 6 EJ Flat cable PC01 PLZ 4W Option Load booster 1 P Equipment under test Example Parallel connection of two load boosters Connecting the Signal Cables A protective socket is attached to the J1 connector PLZ2004WB or PARALLEL connector PLZ2004WHB when the PLZ2004WB PLZ2004WHB is in the factory default state Keep the protective socket in a safe place so that you can attach it to the connector when the connector is not in use If the protective socket is damaged or lost contact your Kikusui agent or distributor 84 49 0071 Use the optional flat cable for the signal wire It comes in two lengths Model Length Explanation PC0O1 PLZ 4W 300 mm 11 81 For connecting boosters to each other PC02 PLZ 4W 550 mm 21 65 For connecting the master unit to a booster Z N CAUTION To avoid damaging the product observe the following precautions e Do not connect the cables to the wrong connectors
6. a p fC 1E JL TE JL 1E JL TE JL Th JCI at i JC 1 I I 1 f 1 JC TE JL XE JL TE JL TE JL Fi FE TE JC TE JL TE JC TE jji Th 1 EE p pama Tt Tt Tt TL fT 1 JC TE JL TE JL TE 1 1 1 a p pam TE JC TE JL TE JL TE JL TE JL in ELECTRONIC LOAD 2000W _O KIKUSU PLZ2004WHB ick power Rear panel 4 5 6 U 1 POWER lamp Illuminates when the power switch of the master unit is on when the load booster is connected in parallel with the master unit It indicates that AC input power is being supplied 2 Air intake louver Inlet port used to exhaust the internal heat using a fan 3 J1 and J2 connectors only on the PLZ2004WB Connectors used to connect the optional flat cable to enable parallel operation The upper connector is the J1 connector and the lower connector is the J2 connector 4 PARALLEL connector only on the PLZ2004WHB Connectors used to connect the optional flat cable to enable parallel operation The upper connector is the IN connector and the lower connector is the OUT connector 5 Remote sensing terminal only on the PLZ2004WHB The remote sensing terminal is not used 6 DC INPUT Load input terminal Input connector used to connect to the equipment under test 7 AC INPUT connector AC power input connector 8 Serial number 9 Air outlet Air outlet used to exhaust the internal heat using
7. current less than or equal to approximately 1 of the range rating If the input voltage is gradually increased rom 0 V no current will flow until 0 5 V is exceeded Once a current greater than or equal to 1 of the range rating starts flowing the current can flow at voltages less than equal to 0 5 V Condition in which the booster is connected to the master unit M range applies to the full scale of H range N 9 a m Protection function PLZ2004WB PLZ2004WHB Overheat protection Turns off the load when the heat sink temperature OHP reaches 95 C Reverse connection Protection by fuse protection REV m General Specifications PLZ2004WB PLZ2004WHB Environment Operating 0 C to 40 C 32 F to 104 F temperature range Operating humidity 20 rh to 85 rh no condensation range Storage temperature 25 C to 70 C 13 F to 158 F range Storage humidity Less than or equal to 90 rh no range condensation Input line voltage range 100 Vac to 240 Vac 90 Vac to 250 Vac single phase continuous Input frequency range 47 Hz to 63 Hz Power consumption 200 VAmax Inrush current 35A 120 A Insulation Primary input 500 Vdc 1 000 Vdc resistance connector 30 MO or more 30 MO or more Primary chassis ambient humidity of ambient humidity of nput connector 70 rh or less 70 rh or less chassis Withstand Prima
8. e Do not operate the PLZ 4W or PLZ4WH alone with the flat cable connected e Do not mix the PLZ2004WB and PLZ2004WHB units together in parallel operation 1 Check that the master unit s POWER switch is turned off O 2 Check that the booster power cords are not connected PLZ2004WB PLZ2004WHB 3 If you are using PLZ2004WBs connect the J2 connector of the master unit to the J1 connector of the first booster If you are using PLZ2004WHBs connect the PARALLEL OUT connector of the master unit to the PARALLEL IN connector of the first booster 4 If you are using PLZ2004WBs connect the J2 connector of the first booster to the J1 connector of the second booster If you are using PLZ2004WHBs connect the PARALLEL OUT connector of the first booster to the PARALLEL IN connector of the second booster Continue connecting all the remaining boosters in the same manner This completes the procedure for connecting the signal wires Load wiring The cautions and things that you need to consider when you are wiring the loads are the same as when you are wiring the loads of the PLZ1004W PLZ1004WH To ensure operational stability see Methods for Ensuring Stable Operation in chapter 1 Installation and Preparation of the PLZ1004W PLZ1004WH User s Manual A WARNING e Improper use of load wires may lead to fire Use load wires whose capacity is adequate for the PLZ 4W PLZ 4WH s rated output current e Possible electric shock Use
9. load wires whose rated voltage meets or exceeds the PLZ 4W PLZ 4WH s isolation voltage For details of isolation voltage see General specifications of this manual Z CAUTION Use a load wire with sufficient diameter for the current as well as non flammable or flame resistant cover If the wiring that you use for the load has a high resistance the voltage will drop significantly when current flows and the voltage at the load input terminals may fall below the minimum operating voltage Using the following table as a reference select wiring whose nominal cross sectional area is as thick as possible A wire s temperature is determined by the resistive loss based on the current the ambient temperature and the wire s external thermal resistance The following table shows the current capacity of heat resistant vinyl wires that have a maximum allowable temperature of 60 C when one of the wires is separated and stretched out horizontally in air in an ambient temperature of 30 C The current must be reduced under certain conditions such as when vinyl wires that have a low heat resistance are used when the ambient temperature is 30 C or greater or when wires are bundled together and little heat is radiated Nominal Cross AWG Reference Cross Allowable Current Kikusui Sectional Area Sectional Area A Ta 30 C Recommended mm mm Current A 2 14 2 08 27 10 3 5 12 3 31 37 5 5 10 5 26 49 20 8 8
10. master unit Do not connect other equipment to the load input terminal on the front panel e There is a danger of overcharge Attach crimping terminal to the wire and use the set of screws that came with the package for connection m Connecting load wires to the PLZ2004WB Check that the POWER switch of master unit is off O Check that the booster power cords are not connected Connect load wires to the load input terminal on the master unit s rear panel as shown in the PLZ1004W 1 2 3 Make sure that the output of the EUT is off 4 user s manual 5 Connect the load wires to the load input terminals on the booster using the included load input terminal screw set Bolt M12 x 25 g f Spring washer M12 SC Be sure to use the included screw set g S UNY Nie Le zal O DY 2 FN A Y VA ETEN S SEZ gt XS Z A E W RS Ge Nfi e E S 6 For each of the booster s load input terminals wrap the included auxiliary band around the space between the rear panel and the bolt The auxiliary band prevents the load input terminal cover from slipping Wrap the belt tightly to fill in the space between the panel and the bolt Wrap the auxiliary band around the space between the rear panel and the bolt Wrap the belt tightly to fill in the space betwe
11. not disassemble or modify the product If you need to modify the product contact your Kikusui distributor agent To prevent the possibility of electric shock remove the power plug from the outlet or turn off the circuit breaker of switchboard before carrying out maintenance or inspection Check periodically that there are no tears or breaks in the power cord If the panel needs cleaning gently wipe it using a soft cloth with water diluted neutral detergent Do not use volatile chemicals such as benzene or thinner To maintain the performance and safe operation of the product it is recommended that periodic maintenance inspection cleaning and calibration be performed Kikusui service engineers will perform internal service on the product If the product needs adjustment or repairs contact your Kikusui distributor agent PLZ2004WB PLZ2004WHB A Precautions Concerning Installation Location Be sure to observe the following precautions when installing the product e Do not use the product in a flammable atmosphere To prevent the possibility of explosion or fire do not use the product near alcohol thinner or other combustible materials or in an atmosphere containing such vapors Avoid locations where the product is exposed to high temperature or direct sunlight Do not install the product near a heater or in areas subject to drastic temperature changes For this product s operating and storage temperatures
12. off Turn the master unit s POWER switch off This will also turn the boosters off Ending Parallel Operation To end parallel operation and return to independent operation turn the master unit off and then remove the flat cables To return the master unit to independent operation from the menu select 2 Configuration gt 1 Master Slave gt Booster gt and then restart the unit Z CAUTION To avoid damaging the product observe the following precautions Do not operate the PLZ 4W or PLZ 4WH alone with the flat cable connected Cleaning the Dust Filter A dust filter is installed on the inside of the louver on the front panel Periodically clean the filter to prevent clogging Z CAUTION e Clogged dust filters hinder the cooling of the inside of the instrument and can cause a malfunction and shortening of the service life e When the Booster is in operation air is sucked through the dust filter to cool the load booster If moister is included in the dust filter the temperature or humidity inside the Booster increases and may cause a malfunction m Cleaning the PLZ2004WB s dust filter 1 Remove the louver from the panel by placing a finger on the 2nd level of the louver and pulling down the 1st level while pulling it toward you If the louver does not come off easily pressing down the top level of the louver will ease the work eee 2nd level 1st level a 2 Remove the dust filter fr
13. power cord plug to an outlet with a ground terminal PLZ2004WB PLZ2004WHB Setting the Master Unit After you finish making the connections set the number of boosters on the master unit If the master unit s response speed has been set to 1 1 its response speed is changed to 1 2 to ensure operational stability You can use the menu settings to return the response speed to 1 1 1 Turn on the power to the master unit On the master unit from the menu select 2 Configuration gt 1 Master Slave gt Operation gt MASTER 2 Set Booster to the number of booster units that have been connected 3 Turn off the power to the master unit The menu settings are applied This completes the settings that are necessary to use boosters Performing Parallel Operation After you finish configuring the settings on the master unit you can perform parallel operation During parallel operation the slew rate and response speed settings on the master unit are used If large voltage drops occur because of increased wiring inductance or if oscillations occur due to instability of the product caused by current phase lag reduce the response speed to ensure stable operation Turning the Power On and Off m Turning the power on Turn the master unit s POWER switch on This will also turn the boosters on Set the operation mode and configure the settings on the master unit and turn the load on m Turning the power
14. this manual the PLZ 4W Series Electronic Load is sometimes referred to as the PLZ 4W Series or booster In this manual the PLZ 4WH Series Electronic Load is sometimes referred to as the PLZ 4WH Series or booster e In this manual the PLZ2004W Electronic Load is sometimes referred to as the PLZ2004W In this manual the PLZ2004WH Electronic Load is sometimes referred to as the PLZ2004WH e The following markings are used in the explanations in the text A WARNING e Indicates a potentially hazardous situation which if ignored could result in death or serious injury CAUTION e Indicates a potentially hazardous situation which if ignored may result in damage to the product and other property gt Indicates menu settings that you select The menu item to the left of the gt symbol is a higher level menu Front Panel and Rear Panel PLZ2004WB Front panel 2 ELECTRONIC LOAD GIKIKUSUI PLZ2004WB 2 POWER L Rear panel 3 6 UJ PLZ2004WHB Front panel 2 C JL J i TL i E p pam JL TE JL TE JL TE JL TE J p CECE JC TE JL TE JL TE JL TE JL in ft i JL J a0 Se p rc Tt TE JL TE JC TE TL TE 1
15. a location where large amount of distortion and noise is present on the input power supply waveform The product may malfunction Do not stack more than two units on top of each other The units load booster and master unit can be stacked but do not stack more than two units on top of each other for safety reasons If you are using multiple load boosters it is recommended that they be mounted on a rack Do not stack more than two units PLZ2004WB PLZ2004WHB Precautions to Be Taken When Moving the Product Note the following points when moving or transporting the product to the installation location e Turn off the power switch Moving the product while the power is turned on can cause electric shock or damage to it e Have two or more people move the unit The unit weighs over 20 kg Have two or more people move the unit Use extra precaution at inclines and steps e Remove all wiring Moving the product with the wires connected can cause wires to break or injuries due to the product falling over e When transporting the product be sure to use the original packing materials Otherwise damage may result from vibrations or from the product falling during transportation e Be sure to include this manual Notation Used in the Guide e In
16. either case please contact your Kikusui agent or distributor and provide the Kikusui Part No given on the cover After you have finished reading this manual store it so that you can use it for reference at any time o Features e Up to four load boosters can be connected in parallel e The combination of PLZ2004WBs and a PLZ1004W master unit can create an electronic load of up to 9 kW and 1800 A The combination of PLZ2004WHBs and a PLZ1004WH master unit can create an electronic load of up to 9 kW and 450 A The master unit displays the total current and total wattage The units connected in parallel can be used as a single electronic load e The connection of the control cables is easy The control cable used to connect between the master unit and the load booster and between each load booster is one flat cable each e There is no power switch The AC input power is turned ON OFF by the master unit PLZ2004WB PLZ2004WHB Checking the Package Contents When you receive the product check that all accessories are included and that the product and accessories have not been damaged during transportation If any of the accessories are damaged or missing contact Kikusui distributor agent Accessories PLZ2004WB Rated voltage 125 Vac Rated voltage 250 Vac Rated voltage 250 Vac PLUG NEMA5 15 PLUG CEE7 7 PLUG GB1002 85 AA 0004 85 AA 0005 85 10 0790 Power cord The power cord that is provided vari
17. en the panel and the bolt Auxiliary band 7 Wrap the load input terminal covers around the booster s load input terminals Wrap the load input cover over the auxiliary band and the load input terminal Load input terminal Wrap the load input terminal cover so that there is as little space here as possible Connect the load wires of the master unit and the boosters to the EUT Check the polarity of the connections This completes the procedure for connecting the load wires m Connecting load wires to the PLZ2004WHB The methods for connecting load wires to a booster s load input terminal and for using the load input terminal covers and lock plates are the same as the methods for the PLZ1004WH For details see the PLZ1004WH user s manual 1 Check that the POWER switch of master unit is off O Check that the booster power cords are not connected Connect load wires to the load input terminal on the master unit s rear panel as shown in the PLZ1004WH user s manual 3 Make sure that the output of the EUT is off Connect load wires to the load input terminal on the booster as shown in the PLZ1004WH user s manual UI Connect the load wires of the master unit and the boosters to the EUT fo 7 Check the polarity of the connections This completes the procedure for connecting the load wires PLZ2004WB PLZ2004WHB Connecting the Power Cord This product falls under IEC Overvoltage Categor
18. es depending on the 1 pe destination for the product at the factory shipment Q1 500 096 a ro lt M1 100 027 im5 101 009 Q1 900 020 M4 100 009 Set of screws for the load input terminal 2 sets Load input terminal cover 2 pcs with auxiliary band Z1 004 940 Operation manual 1 copy Accessories PLZ2004WHB Rated voltage 125 Vac Rated voltage 250 Vac Rated voltage 250 Vac PLUG NEMAS5 15 PLUG CEE7 7 PLUG GB1002 85 AA 0003 85 AA 0005 85 10 0790 Power cord The power cord that is provided varies depending on the 1 pe destination for the product at the factory shipment gt ep een Q1 500 085 Load input terminal cover 1 pc Lock plate 2 pcs D lt amp M1 100 012 M5 101 007 M4 100 007 Set of screws for the load input terminal 2 sets Z1 004 940 Operation manual 1 copy KIKUSUI ELECTRONICS CORP 1 1 3 Higashiyamata Tsuzuki ku Yokohama 224 0023 Japan TEL 81 45 593 0200 Fax 81 45 593 7571 Website http www kikusui co jp en The newest version of the operation manual can be downloaded from Download service of Kikusui website Printed in Japan 2010 Safety Symbols For the safe use and safe maintenance of this product the following symbols are used throughout this manual and on the product Note the meaning of each of the sy
19. ions Inch rack EIA standard Milli rack JIS standard PLZ2004WB KRB3 TOS KRB150 TOS PLZ2004WHB_ KRB4 KRB200 For details contact Kikusui distributor agent PLZ2004WB Unit mm inch PLZ2004WB PLZ2004WHB Specifications Electrical Specifications Unless specified otherwise the specifications are for the following settings and conditions e Warm up period 30 minutes with current flowing e Ambient temperature 23 C 5 C e of set denotes of the input voltage setting e of f s denotes of the rated input current m Rating PLZ2004WB PLZ2004WHB Operating voltage 1 5 Vdc to 150 Vdc 5 Vdc to 650 Vdc Current 400A 100 A Power 2 000 W Current setting accuracy 1 2 of set 1 1 of f s Minimum voltage at which the current starts flowing to the PLZ2004WB is approximately 0 3 V The PLZ2004WB detects no signal at an input voltage less han or equal to approximately 0 3 V and an input current less than or equal to approximately 1 of the range rating If the input voltage is gradually increased rom 0 V no current will flow until 0 3 V is exceeded Once a current greater than or equal to 1 of the range rating starts flowing the current can flow at voltages less than equal to 0 3 V Minimum voltage at which the current starts flowing to the PLZ2004WHB is approximately 0 5 V The PLZ2004WHB detects no signal at an input voltage less han or equal to approximately 0 5 V and an input
20. mbols to ensure safe use of the product Not all symbols may be used for AN DANGER A WARNING A CAUTION bho Indicates that a high voltage over 1000 V is used here Touching the part causes a possibly fatal electric shock If physical contact is required by your work start work only after you make sure that no voltage is output here ndicates an imminently hazardous situation which if ignored will result in death or serious injury ndicates a potentially hazardous situation which if ignored could result in death or serious injury ndicates a potentially hazardous situation which if ignored may result in damage to the product and other property Shows that the act indicated is prohibited Indicates a general danger warning or caution When this symbol is marked on the product see the relevant sections in this manual Protective conductor terminal Chassis frame terminal On supply Off supply In position of a bi stable push control Out position of a bi stable push control A Safety Precautions The following safety precautions must be observed to avoid fire hazards electric shock accidents and other failures Keep them in mind and make sure to observe them Using the product in a manner that is not specified in this manual may impair the protection functions provided by the product Purpose Input power e Line Voltage Cover e Grounding
21. om the inside of the louver and clean it Remove the dust on the dust filter such as by using a vacuum cleaner If the filter is extremely dirty clean it using a water diluted neutral detergent and dry it completely Dust filter Louver Attach the dust filter to the louver Firmly attach the dust filter so that the louver s tabs protrude out of the top of the dust filter 4 Attach the louver to the panel by pulling up on the louver while holding the 2nd level of the louver with your hand until the pin is fixed in place m Cleaning the PLZ2004WHB s dust filter 1 Remove the lower louver from the panel While lifting the bottom of the removal mark with your finger tips slide the entire louver to the right Then pull it toward you forte qd 1i Louver i gt weKukusul PLZ200 Sh rie Eau Removal mark a While lifting the bottom of the removal mark with your finger tips slide the entire louver to the right 2 Remove all the remaining louvers in the same manner as was shown in step 1 3 Remove the dust filter from the inside of the louver and clean it There is a hook on the louver tab Be sure not to get the dust filter caught in the hook when removing the dust filter from the louver Remove the dust on the dust filter such as by using a vacuum cleaner If the filter is extremely dirt
22. ry input No abnormalities at 1 500 Vac for 1 minute voltage connector Primary chassis Dimensions See outline drawing Weight Approx 24 kg 52 91 Ib Accessories Power cord 1 pc Cable length of 2 4 m Load input terminal 2 sets cover and 1 pc cover and two cover auxiliary band lock plates Screw set for th load 2 sets bolts nuts and spring washers input Operation manual 1 pc Electromagnetic compatibility EMC Conforms to the requirements of the ollowing directive and standard EMC Directive 2004 108 EC EN 61326 1 EN 61000 3 2 EN 61000 3 3 Safety Conforms to the requirements of the following directive and standard Low Voltage Directive 2006 95 EC EN 61010 1 Class Pollution degree 2 1 Approximately 70 A when 100 Vac is applied 2 Only on models that have CE marking on the panel Not applicable to custom order models 3 This instrument is a Class equipment Be sure to ground the protective conductor terminal of the instrument The safety of the instrument is not guaranteed unless the instrument is grounded properly Dimensions M 2 MAX440 17 32 MAX600 23 62 429 5 16 91 550 21 65 E hy ca PLZ2004WB Unit mm inch ko MAX590 23 23 430 16 93 5 550 21 65 E J _ e m EAS sj w2 ge ji e o M PLZ2004WHB Unit mm
23. see this specifications Avoid high humidity Do not install the product in high humidity locations near a boiler humidifier or water supply For this product s operating and storage humidity see this specifications Condensation may occur even within the operating humidity range In such cases do not use the product until the condensation dries up completely Be sure to use it indoors This product is designed for safe indoor use Do not install the product in a corrosive atmosphere Do not install the product in a corrosive atmosphere or in environments containing sulfuric acid mist etc This may cause corrosion of various conductors and bad contacts of terminals inside the power supply leading to malfunction and failure or in the worst case a fire Do not install the product in a dusty location Accumulation of dust can lead to electric shock or fire Do not use the product where ventilation is poor Secure adequate space around the product so that air can circulate around it Allow at least 20 cm of space between the inlet and vent holes and any walls or obstructions Do not place objects on the product Placing objects on top of the product can cause failures especially heavy objects Do not install the product on an inclined surface or location subject to vibrations The product may fall and break or cause personal injury Do not use the product in a location where strong magnetic or electric fields are nearby or
24. y clean it using a water diluted neutral detergent and dry it completely Dust filter Hook Hook 4 Align the dust filter along the guide and attach it to the louver Be sure to attach it firmly until the tab hooks of the louver completely passes through the dust filter 5 Attach the upper louver first Align the tab on the inner side of the louver to the panel groove and slide the louver to the left to attach it You can easily attach the louver by aligning the long tabs five locations with the grooves Upper louver oe Coa gj opel l l 1 Groove for attaching the louver Pass the long tabs on the back side of the louver through the grooves on the panel indicated by gt circles Pai 6 Attach all the remaining louvers in the same manner as was shown in step 5 PLZ2004WB PLZ2004WHB Calibration The booster is shipped from the factory after carrying out a strict calibration However to maintain the performance periodic calibration is recommended Calibrate the master unit and the boosters as a single electronic load in the same manner as when you calibrate the master unit alone For details see Calibration in the PLZ1004W PLZ1004WH User s Manual For calibration use shunt resistors and a regulated DC power supply that match the product s current capacity Rack mount bracket The following brackets are available as opt
25. y II energy consuming equipment supplied from the fixed installation A warnine Possible electric shock e This product is IEC Safety Class equipment equipment with a protective conductor terminal Be sure to earth ground the product to prevent electric shock e Connect the protective conductor terminal to earth ground Use the supplied power cord to connect to an AC power line If the supplied power cord cannot be used because the rated voltage or the plug shape is incompatible have a qualified engineer replace it with an appropriate power cord that is 3 m or less in length If obtaining an appropriate power cord is difficult consult your Kikusui agent or distributor A power cord with a plug can be used to disconnect the product from the AC line in an emergency Connect the plug to an easily accessible power outlet so that the plug can be removed from the outlet at any time Be sure to provide adequate clearance around the power outlet Do not use the supplied power cord for other devices The load booster does not have a power switch The AC input power is turned on off in sync with the master unit 1 Check that the AC power supply is within the input power supply range of the product The voltage that can be applied is any of the nominal power supply voltages in the range of 100 Vac to 240 Vac The frequency is 50 Hz or 60 Hz 2 Connect the power cord to the AC INPUT connector on the rear panel 3 Connect the
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