PSR308(incl. Version 2)
Contents
1. Rectifier Se PSR308 incl Version 2 i User Manual Page 4 of 20 Table of Contents Re lg ee ea E S 5 IB EEC NaI ED Le 5 PREECE EE e E 6 Ge Tut elt gie T abour version 2 E E R a E a 6 3 pe evel E E UNTON ae E 6 Ee Ve e 6 3 2 Available options and assembly equipment nono n reno ncrnnnnnnnrnnnnrnn nan nnn ne nmnrennnso 7 PA Front VIEW eeng LED Dane etapa 8 319 Rear Side ONO OT arcanos ainia A 9 00 22 Ow dre ge stc atole leales iaa caja 10 2910001110 er dead Eeer 10 E e 11 Min pj A Po noo an 11 Aa ON MINIS 50 6 A o e POP 11 4 3 Charge characteristic output power Oegram EE 12 EENHEETEN 13 o e o Un 13 A6 Threshold aer que Vales encata 14 4 7 Default value setting for NiCd 051191165 nenen 14 a IO ee 15 A a 15 e tm o en 15 TECNICAS MNS NI OMI EE 16 Zellen ele len 18 Og IU ts 19 Index of Figures Figure 1 DC Power Rack DCR 25 6300 4 0 nrnarnnnno 7 Figure 2 DC Power Rack DCR PSR308 4 8 NEEN 7 A AAA A 8 AY eo AAA eo o A 9 PU SUD ACI MO Wo oa iaa 10 Figure 6 Output power CIAT E 12 Figure 7 Screenshot PC software for C2. 3 5 Cooling air flow direction It is recommended to operate the PSR308 forced cooled with fan rack according to section 3 2 the fan rack Is a component of the sub rack The air flows in vertical direction through the module To provide sufficient air flow a minimum space see item A in figure 5 of 2U approx 90 mm between the unit and the top cover of the cabinet as well as an unobstructed supply of air from the bottom Is necessary PSR308 Fan rack Figure 5 Sub rack air flow 3 6 Communication interface The PSR308 rectifier is equipped with a serial data interface in accordance with the Controller Area Network CAN specification The CAN Bus connection Is integrated into the rear side connector Via CAN Bus several devices in a system or parallel connection can be controlled and monitored by a central DC controller unit UPC3S Following parameters of a specific rectifier unit can be controlled and monitored Output voltage Output current Module temperature Module status Furthermore the rectifier unit receives all threshold values through the CAN Bus from the DC controller unit REMARK The CAN Bus is not for external use 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 WW ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 11 of 20 4 Handling 4 1 Storage The modules must be stored in a dry dust free environment with a storage temperature in accorda
3. amp ELTEK VALERE always RECTIFIER PSR308 Incl Version 2 USER MANUAL ZPSR308 OVDE UM_PSR308_E_R7 0 ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 2 of 20 Notes on this manual ATTENTION Read this manual very carefully before installing and commissioning the specified module This manual is a part of the delivered module Familiarity with the contents of this manual is required for installing and operating the specified module The rules for prevention of accidents for the specific country and the general safety rules in accordance with IEC 364 must be observed The function description in this manual corresponds to the date of publishing Technical changes and changes in form and content can be made at any time by the manufacturer without notice There are no obligations to update the manual continually The module is manufactured in accordance with applicable DIN and VDE standards such as VDE 0106 part 100 and VDE 0100 part 410 The CE marking on the module confirms compliance with EU standards 2006 95 EG low voltage and 2004 108 EG electromagnetic compatibility if the installation and operation instructions are followed Changes and errors excepted Supplier E ELTEK VALERE DEUTSCHLAND GmbH Industrial Division SchillerstraBe 16 D 32052 Herford ry 49 0 5221 1708 210 FAX 49 0 5221 1708 222 Email Info industrial eltekvalere com In
4. cell lead acid battery 3DADC 16 7ADC PSR308 60 13 5 WIR 101 008 967 00 101 008 967 02 3 9AAC 5 5AAC 60VDc 13 5ADC PSR308 110 7 5 WIR 101 008 977 00 101 008 977 02 3 9AAC 5 5AAC 108Voc 7 5ADC 800W 600W input voltage lt 173Vac power derating at higher temperatures IV characteristic according to DIN41772 DIN41773 power limited 19 36Vbc 27 24VDC 2 27 V cell lead acid battery 230Vbc 20 4VDc 38 75VDc 54 5VDC 2 27 V cell lead acid battery 260Vbc 40 8V Dc 48 88 5VDc 68 1VDC 2 27 V cell lead acid battery 275 VDC 51Vbc 87 160Vbc 123VDC 2 27 V cell lead acid battery 2135Vbc 91 8VDc Default threshold values for charging NiCd batteries are settable using a CAN dongle and PC software 2009 ELTEK VALERE DEUTSCHLAND GmbH PSR308 220 3 7 WIR 101 008 987 00 101 008 987 02 3 9AAC 5 5AAC 216Vbc 3 7 ADC 172 313Vbc 245VDC 2 27 V cell lead acid battery 2270VDc 183 6Voc UM_PSR308_E_R7 0 Rectifier PSR308 incl Version 2 User Manual Page 17 of 20 W ELTEK VALERE always on Type designation Voltage ripple psophometric acc to CCITT A Dynamic accuracy of the charge voltage Short circuit protection Parallel operation Internal decoupling at the output Internal output fuse Standard Features LED signalling Main processor Isolated signalling contact Comm
5. company 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 W ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 6 of 20 2 General Information The rectifier PSR308 rectifies sinusoidal AC input voltage to DC output voltage The PSR308 is a hot plug in module with rear side connectors and is designed to be mounted in an assembly set 19 sub rack according to section 3 2 Due to Its state of the art circuitry design the unit has very low losses and therefore very compact dimensions low weight and high power density The PSR308 can be used in all DC applications with or without battery the module is suitable for lead acid batteries as well as for NiCd batteries The rectifier is delivered with factory set default values for lead acid batteries If the rectifier is to be used for NiCd batteries the default values must be parameterized accordingly using a CAN dongle and special software The nominal output power per unit is 800W 600W at input voltage lt 173Vac Up to a maximum of 48 modules can be switched in parallel to increase the system output power or to build redundant power Supply systems n 1 principle 2 1 Information about version 2 At PSR308 version 2 the firmware has been upgraded to get an optimized load sharing for parallel working rectifiers Backward compatibility The new version should not be paralleled with units with older firmware because the current sharing will
6. AN Dongle non nr nono rre nn nene nrnrennnno 14 ESUrE8 MOdUlS INENSIONS 18 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 WW ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 5 of 20 1A Safety Instructions A Warning Because several components of operating electrical modules are charged by dangerous voltage the improper handling of electrical modules may be the cause of accidents involving electrocution injury or material damages e Operation and maintenance of electrical modules must be performed by qualified skilled personnel such as electricians in accordance with EN 50110 1 or IEC 60950 e Install the module only in areas with limited access to unskilled personnel e Before starting work the electrical module must be disconnected from mains Make sure that the module is earthed e Do not touch connector pins as they can be charged with dangerous voltage up to 30 seconds after disconnection e Only spare parts approved by the manufacturer must be used 1B Electric Waste Disposal Separate collection is the precondition to ensure specific treatment and recycling of waste electrical and electronic equipment and is necessary to achieve the chosen level of protection of human health and the environment In the case of waste disposal of your discarded equipment we recommend to contact a waste management
7. EK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 W ELTEK VALERE always on Rectifier PSR308 incl Version 2 User Manual Page 14 of 20 4 6 Threshold amp default values The following table shows the factory set threshold default values internally stored in the PSR308 unit for lead acid batteries Default values 110V version 220V version Vo Voc 27 24 122 6 245 2 V gt Vog 3060 o Lan 7 135 0 270 0 Note The threshold default values can only be changed in combination with a UPC3 DC controller unit If an UPC3 DC controller unit is controlling the power supply unit through the CAN Bus the charge voltage is completely controlled by the UPC3 based on its configuration values and momentary charge state for example temperature compensation boost charge or battery test That means that the values sent from the UPC over CAN Bus have top priority During CAN Bus communication the internally stored values of the rectifier are invalid But when the CAN Bus connection is inactive for more than five seconds e g due to trouble the PSR308 automatically switches back to the internally stored default values In this case it is ensured that the battery is charged in the float charge mode 4 7 Default value setting for NiCd batteries If the rectifier is to be used to charge NiCd batteries the default threshold values must be set according to the individual battery type using a CAN dongle and PC software see se
8. Material Code DC Power Rack DCR PSR308 4 8 LV assembly set 19 sub rack 4U incl backplane for max six rectifiers PSR308 24V up to 60V incl fan rack 102 308 607 LV02 DC Power Rack DCR PSR308 4 8 HV assembly set 19 sub rack 4U incl backplane for max six rectifiers PSR308 110V or 220V incl fan rack e DC Power Rack DCR PSR308 4 0 LV assembly set 19 sub rack 4U incl backplane for max five rectifiers PSR308 24V up to 60V and one DC 102 308 517 LV02 controller UPC3S 24 up to 60V incl fan rack DC Power Rack DCR PSR308 4 0 HV assembly set 19 sub rack 4U incl backplane for max five rectifiers PSR308 110V or 220V and one 102 308 517 HV02 DC controller UPC3S 110V or 220V incl fan rack Fan rack 19 1U incl 6 fans for DC voltage from 24 up to 60 V spare part 102 308 FR1 LVO2 Fan rack 19 1U incl 6 fans for DC voltage from 110 up to 220 V spare part 102 308 FR1 HVO2 SE with handle necessary to cover empty slots 1 6 x 19 3U Monitoring controlling and signalling unit DC controller UPC3S 24V Monitoring controlling and signalling unit DC controller UPC3S 48 60V Monitoring controlling and signalling unit DC controller UPC3S 110V Monitoring controlling and signalling unit DC controller UPC3S 220V vahecn otha rector ng tod Er end Figure 1 DC Power Rack DCR PSR308 4 0 Figure 2 DC Power Rack DCR PSR308 4 8 fully equipped with fully equipped with five rectifiers PSR308 and six rectifiers
9. PSR308 one DC controller UPC3S 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 ELTEK VALERE Rectifier always on PSR3 08 incl Version 2 User Manual Page 8 of 20 3 3 Front view front LED panel The PSR308 rectifier is equipped with the following four LED indicators gt INPUT OK OUTPUT OK Vout gt ALARM For more information about the LED indicators see section 4 4 gt Two captive screws at the top and the bottom of the emm module are used for each module to secure it to the Figure 3 Front view subrack components of the module 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 W ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 9 of 20 3 4 Rear side connection The rear side male connections AC input DC output amp signals are shown in Figure 4 and defined in the following table Pin assignment of the rear side connector Pin 2b J Output Output i 14a 11b 2b ob 136 13a 14 14a 15c 15a 16c 16a 17c 1ra 18c 18a f 19c 19a Hardware coding CODE1 Gi Vo General fault alarm NC 18c 22b 29b 28b 25b a 28b N Input 31b L1 Input Figure 4 Male connector shown from the rear side of the module 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 W ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 10 of 20
10. R7 0 W ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 15 of 20 5 External Functions If the rectifier works together with a UPC3S DC controller unit the following external functions can be used e Compensation of output voltage e Temperature compensation of charge voltage e Discharge test e Boost charge mode For more information about these functions read the UPC3S user manual 6 Maintenance In general the PSR308 15 maintenance free By way of precaution a yearly inspection with following checks is recommended e Mechanical inspection e Removal of dust and dirt especially on radiator surfaces e Check for internal dust or humidity Attention Dust combined with moisture or water may influence or destroy the internal electronic circuits Dust inside the unit can be blown out with dry compressed arr The interval between the checks depends on ambient conditions of the installed module 7 Troubleshooting No output Is mains voltage present Check voltage Mains switched to ON position Check PSR308 module plugged in securely Check Incorrect polarity or short circuit at the output Check LED V gt on 1 Switch the module off and on 2 Check the settings for V gt see section 4 6 Deviation of the Is the unit operating in current limiting mode Reduce the load output voltage due to overload Is the output voltage setting Vout at the DC Adjust output v
11. UM_PSR308_ E_R7 0 W ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 13 of 20 4 4 LED indications Functions of front panel LED indicators SE INPUT OK Mains input voltage ok 5 criteria 80Vac lt Vn 287Vac OUTPUT OK Vout ok criteria Vout 285 of adjusted Ov green value Vout gt criteria Vout 2 than adjusted over voltage A threshold o A Sea ALARM Collective alarm Vin incorrect Vout incorrect module over temperature and short circuit For factory set output voltage threshold values see section 4 6 The module is equipped with an isolated signalling contact normally open contact The maximum load is 60Voc 500mA The contact is time delayed and reacts after approx 10 sec 4 5 Internal monitoring AC input voltage Mains input voltage less than 173V The module switches over to an output power of 600W ll Mains input voltage 80V lt Vin lt 287V Il The module automatically switches 011 DC output voltage Output voltage higher than the The module automatically switches off adjusted over voltage threshold self locking if output current is flowing The unit must be manually restarted Module Cooling plate temperature 280 C The device automatically switches off temperature It automatically switches on when the cooling plate cools down to 70 C For factory set output voltage threshold values see section 4 6 2009 ELT
12. a power limited IV characteristic curve in accordance with DIN 41772 DIN 41773 For modules in parallel operation mode a load distribution of approx 10 is attained due to a sloping output voltage line 1 at 100 Inom The module is continuous short circuit proof due to constant current control Output power example PSR308 48 16 7 input voltage gt 173Vac forced cooling 76 Output ee vp A Max output power 800W D I 40 C ambient temperature 64 Boost charge voltage 57 6V e 50 lead acid battery 56 52 48 44 Max output power 400W AQ 60 C ambient temp 36 e 2 2 24 a 16 pe RE E Pe 14 ITT III Output current A 9 0 10 0 13 9 16 7 Max output current 16 7A Figure 6 Output power diagram example PSR308 48 16 7 Example Calculation of the output current at different output voltage values Vonom x lonom Ponom 48V x 16 7A 800W As you can see on the basis of the above example see figure 6 the maximum output current 16 7A is available at lt nominal output voltage 48 0V At output voltage values according to the float or boost charging mode the output current is corresponding to the following formula lo Ponom Vo Float charge voltage for lead acid batteries 24 cells 54 5V lo 800W 54 5V 14 77 Boost charge voltage for lead acid batteries 24 cells 57 6V lo 800W 57 6V 13 94 2009 ELTEK VALERE DEUTSCHLAND GmbH
13. be poor which means that a mix of old and new versions can cause bad current sharing between the units NOTE It will not cause any harm to the unit if they are mixed only the current sharing is affected 3 Type Range Equipment The following table shows the available versions of the PSR308 rectifiers Type description Article code Nominal output voltage E Get ee PSR308 24 30 WIR 101 008 947 00 24Voc 30Aoc pa PSR308 48 16 6 WIR 101 008 957 00 48Voc 16 7Apc 3 PSR308 60 13 5 WIR 101 008 967 00 60Voc 13 5Apc S PSR308 110 7 5 WIR 101 008 977 00 108Voc 7 5Apc PSR308 220 3 7 WIR 101 008 987 00 216Voc 3 7 Ape PSR308 24 30 WIR 101 008 947 02 24Voc 30Aoc pa PSR308 48 16 6 WIR 101 008 957 02 48Voc 16 7Apc 2 PSR308 60 13 5 WIR 101 008 967 02 60Voc 13 5Apc g PSR308 110 7 5 WIR 101 008 977 02 108Voc 7 5Apc PSR308 220 3 7 WIR 101 008 987 02 216Voc 3 7 Ape 3 1 Main data AC input voltage AC input voltage tolerance AC input current Input Frequency Nominal Output Power 110 up to 250Vac WIR Wide Input Range 20 10 5 5Aac 120VaAc 3 9Aac O230Vac 47 63 Hz 800W 600W E Vi lt 173Vac For more specific data see section 8 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 7 of 20 3 2 Available options and assembly equipment Designation
14. ction 3 2 Available Options and Assembly Equipment A specific manual is available on request For the adjusting range of the output voltage please see section 8 Technical Specifications Mi Set PSR PSC EEPROM 1 12 E 0 x Ge PSR IPSE Read EEPROM PSR327 PSR316 PSA308 CAN Adr Usb Dongle State o On O Uout 7100 Default Load Voltage Simulate Monitoring Unit unVoltage 2100 Lower Voltage Range 11545 Y A Volt 100 Upper Voltage Ran Default PSR327 cov wI 545 1563 owWollage pper Voltage Range E 10 Et 0 MAX 7 la 4 10 max Output Current PSR State Status GKL Inclined Characteristic Line Voltage Temp Lim K Upper Temperature Limit Current hy Temp Lim K Temperature Hysteresis Temperature del UaOkCv Uout Ok in del Ua0kCe Uout Ok in S 0 Gol Device Test k 1 kTRAD Temperature adjustment EEPROM Start Adr word k 2 k 3 kUI1 Measurement Voltage adjustment Read all k 4 kUI2 Measurement Voltage adjustment EKD k 5 kIO Dutput Current adjustment Typ k 6 n u k 7 n u Material ID CAN Adr CAN Address gt 0 gt Backplane adr Off Serial Number kUa Set Output Voltage PWM kla Set Output Current PM Hw d EEPROM 122 free Address Sw ld Typ Version Installation Date Running Number 1 Show Telegram Figure 7 Screenshot PC software for CAN Dongle 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_
15. nce with the specific technical data see section 8 4 2 Commissioning Note Before commissioning the module make sure that the input voltage corresponds to the input voltage range of the unit as specified on the type plate and that the output voltage of paralleled units matches Carefully unpack the unit Fill the rack beginning with the left slot Put the unit into an empty slot Carefully slide in the unit until the module connector touched the backplane connector Increase the force until the unit fits in completely Avoid using too much force If the unit does not fit in begin again at step 3 Secure the module using the two captive screws M3x12 provided with the module ee Note The PSR308 Is serially equipped with an internal output side decoupling diode This ensures hot plug in capability for the module and enables the operator to add modules under operating conditions Note Before a module is to be removed it must be switched off by the external input fuse Caution After switching off the module the internal capacitors are still fully charged Do not touch connector pins as they can still be charged with dangerous voltage after disconnection 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 W ELTEK VALERE Rectifier always on PSR308 incl Version 2 User Manual Page 12 of 20 4 3 Charge characteristic output power diagram The charge characteristic of the PSR308 Is
16. oltage to nominal controller incorrect values see section 4 6 If an external sensor lead is used for the output Check voltage is the connection faultless If the unit still does not work even though all checks have been done contact your sales agent or the ELTEK VALERE DEUTSCHLAND service department 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 Rectifier PSR308 incl Version 2 User Manual Page 16 of 20 W ELTEK VALERE always on 8 Technical Specifications Type designation Article code version 1 Article code version 2 AC input Input voltage Input voltage tolerance Input current 230VAC Input current 120Vac Input frequency range Power factor Total harmonic distortion Efficiency Internal input fusing DC output Nominal output voltage PSR308 24 30 WIR 101 008 947 00 101 008 947 02 110 250Vac 20 10 3 9AAC 5 5AAC 47 63Hz 20 99 Pnom 250 lt 5 290 10A 5x20mm 24VDC PSR308 48 16 7 WIR 101 008 957 00 101 008 957 02 3 9AAC 5 5AAC 48VDc ATTENTION The output does not correspond to SELV Maximum output current Nominal output power Charge characteristic Adjustable output voltage range Factory set default value of the charging voltage for lead acid batteries Output over voltage V gt factory set 2 5V cell lead acid battery Output under voltage Vo lt factory set 1 7V
17. r always on PSR308 incl Version 2 User Manual Page 18 of 20 Compliances CE conformity yes Compliance to safety EN60950 1 VDEO100 T410 VDEO110 EN50178 EN60146 standards Compliance to EMC EN55022 24 class B ITE Devices EN61000 4 T2 5 standards 8 1 Dimensional drawings 128 mm 285 mm Figure 8 Module dimensions 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 WW ELTEK VALERE always on Rectifier PSR308 incl Version 2 User Manual Page 19 of 20 9 Notes 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 RA ELTEK VALERE always on Supplier E ELTEK VALERE DEUTSCHLAND GmbH GB Industrial SchillerstraBe 16 D 32052 Herford ry 49 0 5221 1708 210 FAX 49 0 5221 1708 222 Email Info industrial eltekvalere com Internet http www eltekvalere com 2009 ELTEK VALERE DEUTSCHLAND GmbH All rights reserved
18. ternet http www eltekvalere com 2009 ELTEK VALERE DEUTSCHLAND GmbH All rights reserved 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 Rectifier PSR308 incl Version 2 User Manual Page 3 of 20 W ELTEK VALERE always on The current revision status of this manual is the following Revision 7 0 Date 2010 04 29 Description of change Writer First edition RTH 2006 12 04 02 Page Current revision status inserted correction of the RTH 2007 06 29 connector drawing minor text modification point 4 3 Layout change several additional pictures inserted RTH 2007 11 05 Minor text modification section Commissioning reworked RTH 2008 04 07 Minor text modification section 3 6 SP 2008 07 31 Minor text modifications Output is not SELV inserted in RTH 2008 10 09 section 8 Index of figures inserted 10 New revision status numbering X X introduced values for RTH 2008 12 08 adjustable output voltage range corrected Indication of the input voltage range tolerance changed 2009 01 22 Minor changes for technical data inserted 2009 02 25 Minor changes for technical data inserted 2009 04 22 Minor text modifications section 4 7 Default value setting pom for NiCd batteries inserted EE 6 0 Version 2 integrated RTH 2010 03 23 Table Pin assignment of the rear side connector corrected 2010 04 29 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 WW ELTEK VALERE
19. unication interface Environmental Ambient temperature Climatic conditions Max installation altitude Audible noise Mechanical Type of construction Cooling Connections Dimensions W H D Min installation depth Weight Type of enclosure Protection class Colour PSR308 24 30 PSR308 48 16 7 PSR308 60 13 5 PSR308 110 7 5 PSR308 220 3 7 WIR WIR WIR WIR WIR lt 20mVpp lt 20mVpp e lt 100mVpp lt 200mVpp lt 1 2mV lt 1 8mV n a n a lt 3 Vnom at load changes between 10 90 10 Inom transient time lt 1ms continuous short circuit proof 1 x Inom yes max 48 units with DC controller unit UPC3S current sharing lt 10 Inom yes active low loss decoupling circuit in the negative output line 40A 25A 20A 10A SA Operation green Vo OK green Vo gt red Alarm red 16 Bit Fujitsu t General fault maximum load 60Vpc 500mA CAN Bus not for external use proprietary protocol Operation 20 C to 45 C storage 40 C to 85 C according to IEC 721 3 3 class 3K3 3Z1 3B1 3C2 3S2 3M2 1500m ES SS 1 6 x 19 3U Forced cooling with fan rack 1U or convection cooling max 600W AC input DC output and signalization DIN41612 M connector 71 128 285mm Se 368mm with sub rack approx 2 2kg ve e E IP20 front panel 1 Front panel RAL 7035 neutral black print RAL 9005 2009 ELTEK VALERE DEUTSCHLAND GmbH UM_PSR308_ E_R7 0 W ELTEK VALERE Rectifie
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