TDK-Lambda EZA2500W Series Quick Manual Download Page 1

TENTAT 

 

20-07-01 

TDK-Lambda 

 EZA2500W series 

Quick Manual /Practical (II)

 

 

 

 

 

 

 

 

EZA2500W-32048 

Quick Manual 

Practical Volume II 

BEFORE USING THE POWER SUPPLY UNIT (Common) 

Be sure to read this instruction manual thoroughly before using this product. Pay attention to all cautions and 
warnings before using this product. Incorrect usage could lead to an electrical shock, damage to the unit or a fire 
hazard. 
 

DANGER! 

   

 

Never use this product in locations where flammable gas or ignitable substances are present. 

 

INSTALLATION WARNING 

• When installing, ensure that work is done in accordance with the instruction manual. When installation is improper, there is risk 
of electric shock and fire. 
• Installation shall be done by Service personnel with necessary and appropriate technical training and experience. There is a 
risk of electric shock and fire. 
• Do not cover the product with cloth or paper etc. Do not place anything flammable around. This might cause damage, electric 
shock or fire.. 
 

WARNING on USE 

• Do not touch this product or its internal components while circuit in operation, or shortly after shutdown. You may receive a 
burn. 
• While this product is operating, keep your hands and face away from it as you may be injured by an unexpected situation. 
• There are cases where high voltage charge remains inside the product. Therefore, do not touch even if they are not in 
operation as you might get injured due to high voltage and high temperature. You might also get electric shock or burn. 
• Do not make unauthorized changes to this product nor remove the cover as you might get an electric shock or might damage 
the product. We will not be held responsible after the product has been modified, changed or dis-assembled. 
• Do not use this product under unusual condition such as emission of smoke or abnormal smell and sound etc. Please stop 
using it immediately and shut off the product. It might lead to fire and electric shock. In such cases, please contact us. Do not 
attempt repair by you,   as it is dangerous for the user. 
• Do not operate and store these products in environments where condensation occurs due to moisture and humidity. It might 
lead fire and electric shock. 
• Do not drop or apply shock to this product. It might cause failure. Do not operate these products mechanical stress is applied. 
 

CAUTION on MOUNTING 

• Confirm connections to input/output terminals are correct as indicated in the instruction manual before switching on. 
• Input voltage, Output current, Output power, ambient temperature and ambient humidity should be kept within specifications, 
otherwise the product will be damaged, or cause electric shock or fire.  
• Do not use this product in special environment with strong electromagnetic field, corrosive gas or conductive substances and 
direct sunlight, or places where product is exposed to water or rain. 
• Mount this product properly in accordance with the instruction manual, mounting direction and shall be properly be ventilated. 
• Please shut down the input when connecting input and output of the product. 
• The power supply may cause damage when it intake conductive material, dust and liquid. When use this product, please be 
careful to prevent entry of those materials to inside the product by using filter etc. 
• Do not use this product in environments where causes the salt damage. 
 

CAUTION on USE 

• Product individual notes are shown in the instruction manual. If there is any difference with common notes individual notes 
shall have priority. 
• Before using this product, be sure to read the catalog and instruction manual. There is risk of electric shock or damage to the 
product or fire due to improper use. 
• Input voltage, Output current, Output power, ambient temperature and ambient humidity should be kept within specifications, 
otherwise the product will be damaged, or cause electric shock or fire.  

Summary of Contents for EZA2500W Series

Page 1: ...ound etc Please stop using it immediately and shut off the product It might lead to fire and electric shock In such cases please contact us Do not attempt repair by you as it is dangerous for the user...

Page 2: ...ment of usage and perform maintenance Also note that there are cases when EOL products cannot be overhauled Take care not to apply external abnormal voltage to the output Especially applying reverse v...

Page 3: ...it explains the control by the open collector contact using the external signal connector CN Contents 1 Construction of communication environment with RS 485 2 Operation of Manual CV mode 3 Operation...

Page 4: ...utput Terminal GND Connected to housing V V The fuse is connected to V from the left CN External Signal Connector DIP SW RS 485 Serial Interface Connector Battery Signal connector DC48V LVDC Terminal...

Page 5: ...the grid side and battery side terminals of EZA This operation is unnecessary unless you have operated the DIP switch or rotary switch Start up the PC on which CNVCommCC is installed and confirm that...

Page 6: ...CNVCommCC and confirm that it can communicate with EZA Set the necessary parameters in Manual CV mode Click the Main tab Click READ ALL to display the current values of the EZA parameters Overwrite th...

Page 7: ...s a specific reason click all the check boxes surrounded by blue dotted lines to enable them and click WRITE Click READ ALL to confirm that the parameters have been changed For the meaning of each par...

Page 8: ...ging Click Wait to stop the main converter and enter Waiting Click READ to display the current operation status in the lower frame Start EZA Even after clicking Stop the cooling fans will rotate for 3...

Page 9: ...rrent value on the battery side without the above operation The Manual CV mode is useful when I want to control when charging and discharging In particular the Manual grid CV with battery CC mode seem...

Page 10: ...art CNVCommCC and confirm that it can communicate with EZA Set the necessary parameters in Automatic grid CV mode Click the Main tab Click READ ALL to display the current values of the EZA parameters...

Page 11: ...s a specific reason click all the check boxes surrounded by blue dotted lines to enable them and click WRITE Click READ ALL to confirm that the parameters have been changed For the meaning of each par...

Page 12: ...rotate and start discharging Click Wait to stop the main converter and enter Waiting Click READ to display the current operation status in the lower frame Start EZA Even after clicking Stop the coolin...

Page 13: ...tons for Autonomy and With batt CC in of the previous operation Perform the operations after above In Automatic grid CV mode EZA judges and switches between charging and discharging so that the grid v...

Page 14: ...oltage CVB Start CNVCommCC and confirm that it can communicate with EZA Set the necessary parameters in Automatic battery CV mode Click the Main tab Click READ ALL to display the current values of the...

Page 15: ...s a specific reason click all the check boxes surrounded by blue dotted lines to enable them and click WRITE Click READ ALL to confirm that the parameters have been changed For the meaning of each par...

Page 16: ...verter and enter Waiting Click READ to display the current operation status in the lower frame In this mode only With batt CC operation is possible Even if the With grid CC radio button is turned on i...

Page 17: ...ecomes constant so it seems to be used for power exchange between 48VDC bus and 260 400VDC bus However even if a battery is connected to the grid side there is no protection function for preventing ov...

Page 18: ...on mode with the DIP switch in advance In Manual CV mode using CN set the address on RS 485 to 0 and the communication speed to 19 2kbps Set the terminal voltage on both the grid side and the battery...

Page 19: ...l ground e g pin 8 EZA starts the main circuit from the Waiting and starts discharging To switch to charging short pin 9 of the external signal connector CN to SG If pin 9 is opened discharging will s...

Page 20: ...battery side of the EZA to 0 V As shown in the photo below set the DIP switch1 and 3 First and Third from Left on the back to ON Lower In the photo the RS 485 address is set to 0 and the communicatio...

Page 21: ...mode with the DIP switch in advance In Automatic grid CV mode using CN set the address on RS 485 to 0 and the communication speed to 19 2kbps Set the terminal voltage on both the grid side and the ba...

Page 22: ...hen pin 9 is shorted to SG charging is performed in Manual battery CV mode When pin 9 is opened charging or discharging starts again in Automatic grid CV mode When pin 7 is opened EZA stops the main c...

Page 23: ...h the grid side and the battery side of the EZA to 0 V As shown in the photo below set the DIP switch1 and 2 First and Second from Left on the back to ON Lower In the photo the RS 485 address is set t...

Page 24: ...th the DIP switch in advance In Automatic battery CV mode using CN set the address on RS 485 to 0 and the communication speed to 19 2kbps Set the terminal voltage on both the grid side and the battery...

Page 25: ...4 and 15 of this manual Short the pin 7 RUN of the external signal connector CN to SG signal ground e g pin 8 EZA starts the main circuit from the Waiting and starts charging or discharging When pin 7...

Page 26: ...26 TDK Lambda EZA2500W series Quick Manual Practical II...

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