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83494001 Rev J

INSTRUCTION MANUAL FOR

LC1202 HIGH VOLTAGE

POWER SUPPLY

83494001 Revision J

TDK-Lambda Americas Inc.

405 ESSEX ROAD, NEPTUNE, NJ 07753

TEL: (732) 795-4100

FAX: (732) 922-9334

WEB:

www.us.tdk-lambda/hp

Summary of Contents for LC1202

Page 1: ...94001 Rev J INSTRUCTION MANUAL FOR LC1202 HIGH VOLTAGE POWER SUPPLY 83494001 Revision J TDK Lambda Americas Inc 405 ESSEX ROAD NEPTUNE NJ 07753 TEL 732 795 4100 FAX 732 922 9334 WEB www us tdk lambda...

Page 2: ...as defined by TDK Lambda Americas Inc for the products described by this manual is stated as follows The Power Supplies described by this manual are intended for use in a protected industrial environm...

Page 3: ...AL VOLTAGES PRESENT All power supplies contain hazardous voltage and energy The power supply must only be operated by qualified personnel who have read this operator s manual and are familiar with the...

Page 4: ...ive 93 68 EEC European Community Conformity Assessment Product Mark IEC 348 Attention consult Accompanying documents IEC 60417 1 5036 Dangerous voltage IEC 60417 1 5019 Protective earth e g power line...

Page 5: ...ipment to the factory the following steps shall be taken 1 Notify TDK Lambda Americas Inc at 732 795 4100 or follow the instructions at US TDK Lambda com HP service htm Give a full description of the...

Page 6: ...4 POLARITY 2 2 5 HV INSULATING MEDIUM 2 2 6 INPUT CONNECTIONS 2 2 7 INPUT REQUIREMENTS 2 2 8 POWER FACTOR 2 2 9 EFFICIENCY 2 2 10 STORED ENERGY 2 2 11 STABILITY 3 2 12 PULSE REPEATABILITY 3 2 13 PHYSI...

Page 7: ...NE 8 3 6 2 OUTPUT GROUND CONNECTION 8 4 OPERATION 10 4 1 L S OEM MODELS 10 4 2 REAR PANEL 11 4 3 FRONT PANEL CONTROL L MODEL ONLY 12 4 3 1 POWER SWITCH 12 4 3 2 CONTROL SWITCH 12 4 3 3 HV ON SWITCH 12...

Page 8: ...2 7 2 1 CHANGE SELECTOR BOARD 22 7 2 2 CHANGE FUSE 22 7 2 3 SELECTOR SWITCHES ON AUX POWER BOARD 23 7 2 4 CORRECTING THE INPUT LABEL 23 List of Figures Description Page Figure 1 LC1202 Block Diagram 1...

Page 9: ...t regulation of the output voltage and automatically compensates for line load and temp variations The latest development resonant inverter topology which improves pulse to pulse re peatability by red...

Page 10: ...1 35A 30KV 0 9A 2 3 1 LINEARITY To within 1 of full scale 2 3 2 ACCURACY To within 1 of rated output 2 4 POLARITY Available as fixed positive or negative 2 5 HV INSULATING MEDIUM Silicone oil 2 6 INPU...

Page 11: ...7 COOLING WATER 2GPM 7 6 liters min max supply temp 35 C All water paths are at ground potential and are copper or brass An analog temp signal 0 10VDC is provided for a heat sink temp of 10 60 3 C at...

Page 12: ...500Hz 0 015g2 Hz Duration 1 hour 2 24 SHOCK 25Gpk half sinewave 11ms 2 25 FRONT PANEL DISPLAY Voltage and current 3 character indicators 10 segment voltage and current trend graphs HV ON push button...

Page 13: ...83494001 Rev H Page 5 of 27 Figure 2 Mechanical Details...

Page 14: ...ling water supply with a minimum 2GPM 7 6 l m flow and a maximum inlet temp of 35 C The water connection is at the rear of the supply The connection is SWAGELOK 12mm The water flow direction must be a...

Page 15: ...sert the connector end of the HV cable and tighten the locking nut only hand tight When operating above 20kV or 200 Hz rep rate it is recommended that a silicone grease such as Dow Corning DC 4 be use...

Page 16: ...Some peak current will flow out of the power supply during discharge and return through the HV return and system chassis This current comes from voltage reversal in under damped systems and from norm...

Page 17: ...Ground Connection This product is NOT protected against external load voltage reversal events Load voltage reversal may result in damage to the unit which is not covered by the standard product warra...

Page 18: ...ed which is controlled by the front panel power switch The model LC1202L can be operated as a master unit in parallel with several model LC1202S slave units for increased output power Refer to Section...

Page 19: ...ONTROL KEY SWITCH on the front panel is in the REMOTE position The INTERLOCK terminal block internal 24 DC can be con nected to system interlocks to disable the power supply when opened Jumper the two...

Page 20: ...es the power supply regardless of other com mands 4 3 3 HV ON SWITCH Turns on the high voltage output to the level set by the HV adjust knob Also used with HV OFF to reset latched fault conditions ove...

Page 21: ...k charging voltage Impedance 1k If the 5V option is installed the voltage level is 0 5V 10 HV ON LED Open collector through 100 Low impedance when HV output is enabled See Note 1 12 GROUND Control cir...

Page 22: ...that are common to the remote control interface indicator signals A pullup resistor is not required to sense the remote interface voltage on these signals The user should expect the Active Logic leve...

Page 23: ...83494001 Rev H Page 15 of 27 Figure 10 Suggested Interface...

Page 24: ...1202L Front Panel Control 1 Turn HV ADJUST knob fully counterclockwise 2 Turn POWER switch to ON 3 Turn CONTROL key switch to LOCAL 4 Push HV ON switch 5 Verify the HV output is at approx zero volts 6...

Page 25: ...00 J sec VOLTAGE TIME Tc Tp 5 2 VOLTAGE REVERSAL SEE ONLINE APP NOTE 517 FOR MORE DETAILS When the capacitor or PFN is discharged a high peak current may flow out of the power supply as a result of vo...

Page 26: ...e cases it is necessary to wrap the cables several times through large ferrite cores at the rear panel of each unit 5 4 MEASURING HIGH VOLTAGES A sample of the output voltage is available in the REMOT...

Page 27: ...AS A DC POWER SUPPLY The LC1202 can provide a regulated voltage to a DC load such as an electron beam The output current will be preset at the factory in order to limit the average output power to 12...

Page 28: ...assembly hermetically sealed Opening the assembly may compromise performance 6 4 TROUBLESHOOTING First check for obvious trouble such as input power output connections control connec tions and signal...

Page 29: ...83494001 Rev H Page 21 of 27 Check the V PROGRAM input at U1 12 Check the clock at Drain Q4 Check the transistor gate drives at Q4 Q5 Q8 Q10...

Page 30: ...upply is disconnected from the line and load and all caps must be discharged Take the cover off On the inverter board Figure 11 discharge the bus capacitor by shorting SWGC1 SWGC2 and SWGC3 SWGC4 with...

Page 31: ...There are 3 selector slide switches on the Aux Board which have to be correctly selected For 208VAC line operation the position of the slide switches should be so that 110VAC is visible For 400V line...

Page 32: ...83494001 Rev H Page 24 of 27 Figure 11 Power Supply Top View...

Page 33: ...83494001 Rev H Page 25 of 27 Figure 12 Power Supply Bottom View...

Page 34: ...83494001 Rev H Page 26 of 27 Figure 13 Aux Board...

Page 35: ...83494001 Rev H Page 27 of 27 Figure 14 Fuse Assembly...

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