TDK-Lambda EZA2500FC, Instruction Manual

Page 1: ...ot attempt repair by yourself 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 elec...

Page 2: ...t be overhauled Take care not to apply external abnormal voltage to the output Especially applying reverse voltage or overvoltage more than the rated voltage to the output might cause failure electric...

Page 3: ...hat power conversion is from LVDC to HVDC Current polarity is positive at generation and negative at regeneration Note Bi directional converter has a noise filter inside However if there is an operati...

Page 4: ...erminal V V The fuse is connected to V CN External Signal Connector Refer to 9 System Interface section SW DIP Switch Refer to 8 User Interface section RS 485 Serial Interface Connector Refer to 9 Sys...

Page 5: ...ng to the terminal of this power supply Use the recommended connectors described in section 3 2 Appropriate Connectors Housing and Terminal Pins for use in this power supply Connector accessories are...

Page 6: ...ormality for some reason the LED will remain lit up After the initialize process the converter will be in waiting mode Power conversion operation will start when the operation command is sent The inte...

Page 7: ...charging process when battery voltage level reaches the target voltage level Refer to 7 Battery Protection For the Output Side Grid Port 300V or more pre charge is required When external voltage is no...

Page 8: ...ge or constant current Also it is possible to set battery over charge and over discharge protection that stops charging and discharging process when battery voltage level reaches the target voltage le...

Page 9: ...current Please set the over voltage protection and under voltage protection to the appropriate values Also please use the protective function of battery together 9 23 Generation Charge Regeneration Di...

Page 10: ...m state 8 2 Rotary SW The rotary switch functions as the RS 485 address setting for this converter The interface address is composed of 7 bits and can be set within the range 0x00 0x7E range Rotary sw...

Page 11: ...tion Signal PG is outputted Pin 3 becomes short to SG during Converter Operation Power Conversion 9 1 3 Converter Operation Stop Command STOP By shorting this signal to SG the converter can be forcibl...

Page 12: ...gnal and is hold if input signal released 7 I RUN Conversion is Started at Falling Edge Input Conversion is Stopped at Rising Edge Input 10ms typ 30ms max Chattering removal time 60ms No Voltage Conta...

Page 13: ...mediate RS 485 connectors Due to this feature RS 485 bus can be extended simply by connecting interface cables between converters when connecting multiple converters to the host devices Depending on s...

Page 14: ...signal connector ALM signal is triggered open When this happens during power conversion process power conversion stops and the external signal connector PG becomes open Heavy Alarm System Alert cannot...

Page 15: ...shold level is fixed 10 2 8 Converter Stop Command External Signal When Converter Stop Command of the External Signal Connector is detected the Converter Stop Alarm is triggered 10 2 9 Fan Lock If int...

Page 16: ...tem Alert is not covered by Alarm Recovery procedures 11 Explanation of Functions and Precautions 11 1 Input Voltage Range Input voltage range is 36 60VDC for LVDC and 300 380VDC for HVDC Input voltag...

Page 17: ...Please use same size and same length of output wires 3 Please use same size and same length of input wire for each separate converter 11 7 Dynamic Loads At full load or no load conditions and during...

Page 18: ...then gradually decreased to zero When timer is used the unit may be damaged by high rate of change of voltage at turn on off Ramp the voltage even if using a timer Connect V and V as follows primary...

Page 19: ...onverter Bottom View 19 23 Warning When installing EZA2500 load the body on the chassis base side Don t load of the body only by the side brackets for rack mount That would damage the bracket and chas...

Page 20: ...type converter This converter has ventilating holes on the front and rear side panel Keep these two areas freely as much as possible 2 The maximum allowable penetration of mounting screws is 6mm Inco...

Page 21: ...ing 13 1 LVDC Voltage vs LVDC Current Derating 13 2 HVDC Voltage vs HVDC Current Derating 13 3 HVDC Voltage vs LVDC Voltage Derating 13 4 Ambient Temperature vs Output Derating 21 23 0 20 40 60 80 100...

Page 22: ...urthest extent 3 Check secure locking on each insertion by pulling wire softly in order to check that contact does not come off housing Besides check whether there is the backlash in the direction of...

Page 23: ...sis of converter abnormally hot The output might shut down by OTP operation Please re start after allowing time for the unit to cool down sufficiently 7 Check if the output current and output wattage...