Spellman DF3 Series Instruction Manual Download

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High Voltage Power Supply

MODEL :

SERIAL# :

DATE :

SPELLMAN
HIGH VOLTAGE ELECTRONICS
CORPORATION

475 Wireless Blvd.
Hauppauge, New York, 11788

+1(631) 630-3000*FAX: +1(631) 435-1620*
E-mail:

[email protected]

Website: www.spellmanhv.com

DF3/FF3 MANUAL

118019-001

Rev C

DF3/FF3 SERIES

Summary of Contents for DF3 Series

Page 1: ...SERIAL DATE SPELLMAN HIGH VOLTAGE ELECTRONICS CORPORATION 475 Wireless Blvd Hauppauge New York 11788 1 631 630 3000 FAX 1 631 435 1620 E mail sales spellmanhv com Website www spellmanhv com DF3 FF3 MANUAL 118019 001 Rev C DF3 FF3 SERIES ...

Page 2: ... aware of the electrical hazards WARNING note in the text call attention to hazards in operation of these units that could lead to possible injury or death CAUTION notes in the text indicate procedures to be followed to avoid possible damage to equipment Copyright 2000 Spellman High Voltage Electronics Corporation All Rights Reserved This information contained in this publication is derived in par...

Page 3: ...spannungsnetzteiles benötigen ca 5 Minuten um sich zu entladen Erden Sie sich nicht und arbeiten Sie nicht in feuchter oder nasser Umgebung Notwendige Reparaturen können es erforderlich machen den Gehäusedeckel während des Betriebes zu entfernen Reparaturen dürfen nur von qualifiziertem eingewiesenem Personal ausgeführt werden WARNING im folgenden Text weist auf gefährliche Operationen hin die zu ...

Page 4: ...de l alimentation Ne vous mettez pas à la masse ou ne travaillez pas sous conditions mouillées ou humides La maintenance peut nécessiter l enlèvement du couvercle lorsque l alimentation est encore allumée Les réparations doivent être effectuées par une personne qualifiée et connaissant les risques électriques Dans le manuel les notes marquées WARNING attire l attention sur les risques lors de la m...

Page 5: ...carica della capacità interna dell alimentatore ad alta tensione Non mettere a terra il proprio corpo oppure operare in ambienti bagnati o saturi d umidità SICUREZZA NELLA MANUTENZIONE Manutenzione potrebbe essere richiesta rimuovendo la copertura con apparecchio acceso La manutenzione deve essere svolta da personale qualificato coscio dei rischi elettrici Attenzione alle AVVERTENZE contenute nel ...

Page 6: ...SSEMBLY 20 4 8 REAR PANEL INTERFACE PWB 20 4 9 FILAMENT POWER PWB 21 4 10 OPTIONS 21 5 OPTIONS 22 5 1 208V AC THREE PHASE INPUT 22 5 2 HIGH STABILITY 22 5 3 220VAC FAIL SAFE CIRCUIT 22 5 4 12VDC FAIL SAFE CIRCUIT 22 5 5 24VDC WATER FLOW SIGNAL 22 5 6 220VAC WATER FLOW SIGNAL 22 5 7 DUAL FILAMENT SUPPLY 22 5 8 4KV OUTPUT 22 5 9 ELAPSED TIME METER 22 5 10 LARGE COMMON 22 5 11 NON STANDARD SLOW START...

Page 7: ...AGRAM FOR JB1 LOCAL CONTROL 10 FIGURE 3 2 REMOTE CONTROL 12 TABLE 3 1 LOCAL REMOTE DIP SWITCH SETTINGS 12 FIGURE 3 3 REMOTE MONITOR 13 FIGURE 3 4 REMOTE ON OFF CONTROL 14 FIGURE 3 5 REMOTE STATUS INDICATOR 15 FIGURE 3 6A REMOTE FAIL SAFE INDICATORS 24V DC 16 FIGURE 3 6B REMOTE FAIL SAFE INDICATORS 220V DC 17 FIGURE 3 7D REMOTE WATER SELENOID CONTROL 17 TABLE 4 1 DF3 FF3 ASSEMBLIES 19 APPENDIX SPEC...

Page 8: ...ity and the filament circuits are referenced to cathode ground potential grounded filament The X ray tube voltage tube emission current tube filament current limit and maximum tube power are all continuously adjustable front panel or remote controls The power supplies operate from a variety of line voltages and are fan cooled requiring no water cooling Custom designed units for single use or OEM a...

Page 9: ...ning the power supply will not generate high voltage If the X ray on lamp is depressed and the indicators do not illuminate the lamps are defective and should be replaced in order to generate high voltage Control power and X ray off lamps are also dual type lamps for added reliability INTERNAL FAULT PROTECTION AND DIAGNOSTICS The DF3 FF3 series continually monitors internal circuits critical to th...

Page 10: ... OVER VOLTAGE Indicates the over voltage protection circuitry has caused the power supply to turn off Over voltage is internally set to 105 110 of rated output voltage OVER CURRENT Indicates the output current has exceeded 110 of rated output current The over current level is internally set OVER POWER indicates the output power has exceeded the front panel or remote programmed power trip level ARC...

Page 11: ...g at 220Vac replaces WFS 220V standard circuit FSI 12VDC Remote Fail Safe circuit operating at 12Vdc 24Vdc standard WFS 24V PO 24Vdc water flow signal switched with power ON switched with X Ray ON is standard WFS 220V PO 220V ac water flow signal switch with power ON switched with X Ray ON standard Not available with FSI 220V DFS Dual Filament supply FF3 Only 4kW 4kW maximum output power ETM Elaps...

Page 12: ...chassis for visible damage Fill out and mail the Warranty Registration card accompanying the unit Standard Spellman DF3 FF3 high voltage power supplies and components are covered by warranty Custom and special order models with an X suffix in the model number are also covered by warranty 2 2 MECHANICAL INSTALLATION Units in the DF3 FF3 series have front panel holes for standard EIA rack mounting T...

Page 13: ...DF3 FF3 MANUAL 6 118018 001 Rev E Figure 2 1 DF3 FF3 DIMENSIONS ...

Page 14: ...d with a different input voltage C Proper Grounding Technique The chassis of the high voltage power supply must be grounded to the local earth ground and also to the tube housing ground See Figure 3 1A 3 1B and 3 1C for typical operating setup A three wire cable is provided for connecting to the AC supply The Green wire is for chassis safety ground connection D Connect the X ray cable to the X ray...

Page 15: ...DF3 FF3 MANUAL 8 118018 001 Rev E FIG 3 1A DF3 FF3 FRONT PANEL LAYOUT ...

Page 16: ...DF3 FF3 MANUAL 9 118018 001 Rev E FIG 3 1B DF3 TYPICAL OPERATING SETUP FIG 3 1C FF3 TYPICAL OPERATING SETUP ...

Page 17: ... power supply Relay coil should be driven from an isolated source All cables should be shielded with shields being returned to chasses ground E1 of the High Voltage power supply 1 11 20 5 2 3 22 23 10 S1 External Lock Failsafe Interlock 28V 1W Lamp is energized when the power on switch 24V 10mA is provided JB1 FIGURE 3 1D WIRING DIAGRAM FOR JB1 WHEN NO REMOTE OPERATION IS DESIRED ...

Page 18: ...nal ramp circuits Once kV and mA levels are reached 2 20 seconds adjust kV and mA for desired output L To terminate the generation of X rays depress the X ray OFF switch M To turn off the power supply depress the Control Power ON Switch out WARNING After turn off do not unplug the output cable until the internal capacitance is discharged approximately 1 minute WARNING The voltmeter on the power su...

Page 19: ...t to 10 volts full rated output the desired output can be selected See Figure 3 2 for wiring diagram and specifications for remote program interface requirements V Pwr Limit Com OL Com Pwr Limit OL Ref 0 10Vdc V Filament Current Limit Com Filament Current Limit 0 10Vdc 3 Vin must be referenced to chassis common potential or within 1V of ground potential 2 Zin 10Meg 1 Input Instrumentation amplifie...

Page 20: ... always positive regardless of the output polarity where 0 to 10V 0 100 of output Accuracy is within 0 5 All test points have output impedance at 1Kohm See Figure 3 3 for remote monitor interface 38 47 JB1 M KV Monitor Mon Common 2 All signals 0 10Vdc 0 100 of specified maximum outputs 1 Metering Circuit should be high Z type 10 Meg for accurate measurement NOTES Customer Interface High Voltage Po...

Page 21: ...erenced to chassis ground 2 Relay coil Z 178 1 The power supply provides 5Vdc for coil voltage however for full isolation 4 Relay contacts or switches can be used instead of transistors NOTES Customer Interface High Voltage Power Supply 5 X Ray OFF Transistor momentarily for constant X Ray OFF OFF for X Ray OFF or 4 X Ray ON 3 INTLK Closed for INTLK 11 8 RESET ON RESET Momentary transistor Optiona...

Page 22: ...iode of an opto coupler See Figure 3 5 for recommended interface circuits JB1 2 Low level on transistor status active 1 100 mA max collector current on internal power supply transistors NOTES Customer Interface High Voltage Power Supply 12 1 4W 5Vdc X Ray ON 1 4W 19 Power Supply Fault 5Vdc 1 4W 16 Filament Current Limit 5Vdc 1 4W 13 Overvoltage 5Vdc 1 4W 15 Overpower 5Vdc 1 4W 17 mA Current Limit ...

Page 23: ...C signals are provided These signals are switched ON when X RAY ON is switched on These signals can also be controlled independently when the power supply is switched ON This is accomplished on the rear panel INTERFACE PWB JP2 controls the 24V signal and JP3 controls the 220V signal See Figure 3 7 for remote water flow connections External interlock connections can also be used for water flow inte...

Page 24: ...INDICATOR 220v AC High Voltage Power Supply Customer interface Switched 220VAC Solenoid 220VAC 2 0Amp max IEC 320 Connector F1 2 5A 2 5A F2 Notes 1 F1 and F2 are located on the Filament Interface PWB 2 The 220VAC signal switch to the IEC 320 connector is normally controlled by X RAY ON switch The signal can be controlled by the power on switch by JP2 connector on the Rear Panel Interface PWB Consu...

Page 25: ... recommended practices for safety in high voltage testing 510 1983 4 2 LINE RECTIFICATION AND FILTERING Basic AC line rectification provides the DC voltage for the high frequency inverter and the filament supply The FILTER CAP ASSEMBLY and main chassis components comprise the circuits for line voltage rectification The line input voltage can vary from 180 up to 242 volts within the DF3 FF3 series ...

Page 26: ...The IGBT PWB provides a variety of control and diagnostic functions R13 R14 are the charging resistors previously described These resistors limit the initial charging current for the capacitors used for lone rectification U1 and its associated circuitry monitor the voltage across the charging resistor If any abnormal conditions appear circuitry will shutdown the power supply R38 is a bleeder resis...

Page 27: ...rcuits of U8 Arc sense circuits T1 and U6 provide sensing quench and indication of arc conditions Current feedback from the high voltage rectifier is sent to sense resistors R56 R24 and R57 U10 provides gain adjustment MAFDBK CAL An over voltage protection divider located in the HIGH VOLTAGE ASSEMBLY provides protection in the unlikely event of a main control loop failure U14 provides gain adjustm...

Page 28: ...e filament isolation transformer The filament isolation transformer secondary is connected to the output connector For the DC filament option the transformer secondary is connected to a full wave rectifier and then to the output connector 4 10OPTIONS Due to many variations of models and options provided in the DF3 FF3 series details of actual circuits used may differ slightly from above descriptio...

Page 29: ...PPLY DFS A dual filament supply is available on FF3 models only This option allows the FF3 to power Varian DTS 68 X Ray tubes and equivalents 5 8 4kW OUTPUT 4kW 4kW maximum power is available On FF3 units maximum current is limited to 80 mA 100mA is standard on 3kW FF3 5 9 ELAPSED TIME METER ETM An elapsed time meter is provided It displays cumulative hours of X RAY ON 5 10LARGE COMMON LC The stan...

Page 30: ...EROUS Only qualified personnel should perform these tests High voltage test procedures are described in Spellman Bulletin STP 783 Standard Test Procedures for High Voltage Power Supplies Copies can be obtained from the Spellman Customer Service Department Test equipment including an oscilloscope a high impedance voltmeter and a high voltage divider such as the Spellman HVD 100 or HVD 200 is needed...

Page 31: ... serial number of the power supply 7 2 CORRESPONDENCE AND ORDERING SPARE PARTS Each Spellman power supply has an identification label on the rear of the chassis that bears its model and serial number When requesting engineering or applications information please state the model and serial number of the power supply If specific components or circuit sections are involved in the inquiry it is helpfu...

Page 32: ...he customer The customer shall pay for shipping to and from Spellman A preliminary estimate for repairs will be given by phone by Customer Service A purchase order for this amount is requested upon issuance of the RMA Number A more detailed estimate will be made when the power supply is received at Spellman Repair Center In the event that repair work is extensive Spellman will call to seek additio...

Page 33: ...To obtain information on Spellman s product warranty please visit our website at http www spellmanhv com en About Warranty aspx ...

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