Basic characteristics data • Instruction manual
Contents
1. SNDPG COSEL Basic Characteristics Data Basic Characteristics Data Switening Rated nee PCB Pattern sation aval Model Circuit method frequency inolt fuse current al E E L kHz P protection Material sided sided operation operation SNDPG750 Active filter 130 250V 12A SCR FR 4 Yes No No SNDPG 4 a Instruction Manual CO EL Terminal Connection SNDPG 6 Input Voltage Derating SNDPG 6 Standard Connection Method SNDPG 6 SAS tanda ara connection eno id ado aa naci SNDPG 6 42 Ciconia a osease SNDPG 6 SA i ee SNDPG 6 Function se 4 1 Oyerc nrentprotectioni e SNDPG 7 A OVENVOMAGGIDNOLECH ON esac m a SNDPG 7 AS NE MAP EIN a a SNDPG 7 pl Enableisignall ENA o e a SNDPG 7 O TL 0 i ec mmr em Cc a ope SNDPG 7 Series and Parallel Operation SNDPG 7 SS CNICSTODC Ta UO e SNDPG 7 520m Paralel operationis acces ee aaa eee ae ace ec SNDPG 7 6 Implementation Mounting Method SNDPG 7 6 1 Momtngimethodk ee SNDPG 7 62m ICALLY a SNDPG 8 Optional and Others SNDPG 9 a A oe e o SNDPG 9 SNDPG 5 SNDPG COSEL 1 Terminal Connection cn 000 0 ci eleba C p o 8 Coc LC hak Teale abe O O Fig 1 1 Terminal connection top view Table 1 1 Terminal connection and functions Te2. is function comes into effect shut down the output eliminate all possible causes of overheating and drop the temperature to normal level To prevent the unit from overheating avoid using the unit in a dusty poorly ventilated environment When this function operates the power factor corrector function does not operate and output voltage becomes the full wave recti fied AC input voltage and ENA output changes into L 4 4 Enable signal ENA MUse ENA to control starting of the loaded power supply MWhen inrush current protection circuit is released ENA outputs Hight Hilf load current flows without releasing of the circuit the resistor may be burnt Table 4 1 Specification of ENA No Item ENA Output possible H T Function Output prohibited L 2 Base pin VOUT 3 Level voltage H 10V typ at no load 4 Level voltage L OV typ 2 2kQ l WV I i iV i 10kQ JE L O ENA Fig 4 1 Internal circuit of ENA iA ceca Instruction Manual 4 5 Isolation For a receiving inspection such as Hi Pot test gradually increase decrease the voltage for a start shut down Avoid using Hi Pot tester with the timer because it may generate voltage a few times higher than the applied voltage at ON OFF of a timer 5 Series and Parallel Operation 5 1 Series operation MAs input and output are not insulated series operation is impos sible 5 2 Parallel operati
3. lease reduce the temperature fluctuation range as much as pos sible when the up and down of the temperature are frequently generated Contact us for more information on cooling methods SNDPG 8 Load factor Load factor o o Ta Instruction Manual 40 20 0 20 0 20 40 60 80 95 100 Temperature of measureing point Point A C CN1 ia Y Point A Measuring point Fig 6 2 Derating curve Point A 100 50 0 20 10 0 10 20 30 40 50 60 70 Temperature of measureing point Point B C O 5O OO CNI IB1 Measuring point el o Fig 6 3 Derating curve Point B CO EL 7 Optional and Others 7 1 Outline of option O C Option C units have coated internal PCB for better moisture resistance R You can control enable signal ENA ON OFF remotely in Option R units To do so connect an external DC power supply and apply a voltage to a remote ON OFF connector which is avail able as option Built in Resistor Voltage Dec tRC Input Current Ri 2 and RC V mA ENAON ENA OFF 1200 38 5 12 0 0 5 10max sw sido of a Power R 1 A 4RC 4 upply Ri Input C
4. nd SNDBS series see Fig 3 1 Control load current so that it may flow only when the terminal ENA is at H At L when inrush current protection circuit is not released excessive current may be applied to the circuit For connection of loads except the SNDHS series and SNDBS series please contact us Mai Connector Baste Terminal Mfr CN1 B3P4 VH VHR 4N Chain SVH 21T P1 1 3 3 Heatsink Loose BVH 21T P1 1 EThe power supply adopts the conduction cooling system ne J S T CN2 B2B xH AM xHp 2 Chain SXH 001T P0 6 Attach a heatsink to the aluminum base plate to cool the power Loose BXH 001T P0 6 supply for use Refer to 6 2 Derating SNDPG 6 CO EL 4 Function 4 1 Overcurrent protection MT he overcurrent protection circuit is not built in 4 2 Overvoltage protection The overvoltage protection circuit is built in The AC input should be shut down if overvoltage protection is in operation When this function operates the power factor corrector function does not operate and output voltage becomes the full wave recti fied AC input voltage Remarks Please note that the unit s internal components may be damaged if excessive voltage over rated voltage is applied to output termi nal of power supply This could happen when the customer tests the overvoltage performance of the unit 4 3 Thermal protection Thermal protection circuit is built in and it operates about 115 C If th
5. on Parallel operation is not possible 6 Implementation Mounting Method 6 1 Mounting method WThe unit can be mounted in any direction When two or more power supplies are used side by side position them with proper intervals to allow enough air ventilation Aluminum base plate tem perature Point A around each power supply should not exceed the temperature range shown in derating curve Min case of metal chassis keep the distance between d1 for to in sulate between lead of component and metal chassis If it is less than d1 insert the insulation sheet between power supply and metal chassis SNDPG 7 SNDPG d Lm S I I i H I I I ke O Ml O BA O di _d1 J SE o o ke d1 4mm 0 16 inches min Fig 6 1 Mounting method 6 2 Derating MUse with the conduction cooling e g heat radiation by conduction from the aluminum base plate to the attached heat sink Fig 6 2 shows the derating curve based on the aluminum base plate temperature MPlease measure the temperature on the aluminum base plate edge side Point A Please consider the ventilation to keep the component tempera ture on the PCB Point B less than the temperature of Fig 6 3 Mit is necessary to note the thermal fatigue life by power cycle P
6. rminal 5 No connection Function kG FG AC N wy AC Input O AC L VOUT DC output VOUT DC output ENA Enable signal DO RC Remote ON OFF RC Optional RC Remote ON OFF RC Optional Table 1 2 Pin configuration and functions of CN1 Pin No Function 1 ENA Enable signal 2 V DC OUTPUT VOUT 3 NC No connection 4 V DC OUTPUT VOUT Table 1 3 Pin configuration and functions of CN2 optional Pin No Function 1 RC Remote ON OFF RC 2 RC Remote ON OFF RC Table 1 4 Mating connectors and terminals of CN1 and CN2 TEA Instruction Manual 2 Input Voltage Derating MFig 2 1 shows rated output for each input voltage section Output power W 1 L 85 170 Input Voltage AC V Fig 2 1 Input voltage derating curve SNDPG750 3 Standard Connection Method 3 1 Standard connection method MiTo use SNDPG Series connection shown in Fig 3 1 Through this connection DC output voltage can be obtained from AC input voltage AC input voltage and DC output voltage are not insulated Heatsink SNDPG750 SNDHS series SNDBS series O L V V AC IN own y V ENA RC1 SNDHS series ENA SNDBS series T T FG FG Fig 3 1 Standard connection method Confirm each specification and instruction manual about the SNDHS SNDBS series 3 2 Connection of loaded circuit For connecting the SNDHS series SNDHS50B 100B 250B a
7. urrent i amare External Power f y Source uar RC 2 Remote ON OFF connector Optional AT TN Fig 7 1 Example of using a remote ON OFF circuit Dedicated harnesses are available for your purchase Please see Optional Parts for details 1 If the output of an external power supply is within the range of 3 5 12V you do not need a current limiting resistor R If the output exceeds 12V however please connect the current limiting resistor R To calculate a current limiting resistance value please use the fol lowing equation Vec 1 1 RiX 0 005 R Q 0 005 Please wire carefully If you wire wrongly the internal components of a unit may be damaged Remote ON OFF circuits RC and RC are isolated from input output and FG iA EMC Instruction Manual SNDPG 9
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