R.V.R. Elettronica 4CX7500 User Manual Download

Page: 1 / 82

Date: 25/07/03

R.V.R. Elettronica S.r.l. (BO)

VJ10000-TE - R.F. Tube Amplifier

TECHNICAL AND MANTEINANCE MANUAL

VJ10000-TE (4CX7500)

10KW Power Tetrode Amplifier 87.5-108 MHz

Summary of Contents for 4CX7500

Page 1: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 1 TECHNICAL AND MANTEINANCE MANUAL VJ10000 TE 4CX7500 10KW Power Tetrode Amplifier 87 5 108 MHz...

Page 2: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 2 Manufactured by R V R Elettronica Italy...

Page 3: ...TECHNICAL SPECIFICATIONS 13 CHAPTER 2 14 ELECTRICAL DESCRIPTION 14 2 1 INTRODUCTION 14 CHAPTER 3 30 EQUIPMENT INSTALLATION 30 3 1 INTRODUCTION 30 3 2 UNPACKING 30 3 3 TUBE INSTALLATION 32 3 4 EQUIPME...

Page 4: ...ENCE VIEW 44 FIG 24 MEASURES CARD REPLACING DIAGRAM N 1 45 FIG 25 MEASURES CARD REPLACING DIAGRAM N 2 46 FIG 26 POWER SUPPLIES CONNECTION FOR THE CALIBRATION OF TEST POINT VOLTAGES 50 FIG 27 REPORT ME...

Page 5: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 5 TABLE G VOLTAGE STABILYZER PARAMETERS 56...

Page 6: ...cedures to short out capacitors and high voltage points before servicing Any damage to the goods must be reported to the carrier in writing on the shipment receipt Any discrepancy or damage discovered...

Page 7: ...nd seal the package perfectly The customer always assumes the risks of loss i e R V R is never responsible for damage or loss untill the package reaches R V R premises For this reason we suggest you t...

Page 8: ...N OTHER WARRANTY 12 24 MONTHS 12 MONTHS The last category is for hardware or accessory items whwre only calendar time is involved An Original Equipment Manufacturer OEM or an authorized Varian Distrib...

Page 9: ...ES III SAFETY REGULAMENT WARNING The currents and voltages in this equipment are dangerous Personnel must at all times observe safety regulation This manual is intended as a general guide for trained...

Page 10: ...ce as soon as possible 2 If victim is responsive a Keep them warm b Keep them as quiet as possible IF PULSE ABSENT BEGIN ARTIFICIAL CIRCULATION APPROX 80 SEC ONE RESCUER 15 COMPRESSIONS 2 QUICK BREATH...

Page 11: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 11 c Loosen their clothing a reclining position is recommended...

Page 12: ...ent c Treat victim for shock as required d Arrange transportation to a hospital as quickly as possible e If arms or legs are affected keep them elevated NOTE If medical help will not be available with...

Page 13: ...with grounded grid configuration working on the frequency range 87 5 108 MHz This amplifier is able to operate at 10KW output power with a driving power of about 500 W The amplifier has motorized plat...

Page 14: ...56 H Panel Dimension 483 mm 19 W 1779 mm 71 11 H Weight 470 Kg 770 Lbs Working extreme temperatures from 10 to 50 C Umidity max 90 Without condensing CHAPTER 2 ELECTRICAL DESCRIPTION 2 1 INTRODUCTION...

Page 15: ...ronica S r l BO VJ10000 TE R F Tube Amplifier 15 FIG 1 FRONTAL VIEW REF DESCRIPTION 1 Protections panel 18U 2 Exciter 2U 3 Driver 3H 4 High Voltage Panel 9H 5 Free panel 1HE 6 Free panel 3HE 7 Free pa...

Page 16: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 16 FIG 2 REAR VIEW REF DESCRIPTION 1 Rear panel 2 Air filter...

Page 17: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 17 FIG 3 UPPER VIEW REF DESCRIPTION 1 RF output connector 1 5 8 2 Output air chimney 100 mm diameter 3 Upper panel...

Page 18: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 18 FIG 4 HINGED FRONTAL PANEL WITH TELEMETRY...

Page 19: ...set of analog instrument for the measure of the forward and reflected power 6 ENCODER Encoder for telemetry connection optional 7 ENCODER SWITCH Key switch to enable the telemetry optional 8 EMERGENCY...

Page 20: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 20 FIG 5 HINGED FRONTAL PANEL WITHOUT TELEMETRY...

Page 21: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 21 FIG 6 HIGH VOLTAGE PANEL REF DESCRIPTION 1 Quadripole main switch 2 Service outlet...

Page 22: ...ctifier diodes bridge for plate voltage 2 Plate voltage power supply transformer 3 Plate Voltage transformer socket 4 Plate voltage filtering capacitor 5 Inductance 6 Discharge resistor for high volta...

Page 23: ...es fuses 11 Interlock ext Socket 12 Power driver supply socket 13 Three phase input socket 14 Blower overload cutout 15 A C line control 16 Filament solenoid switch 2 17 Power supply HT2 driver 18 Hig...

Page 24: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 24...

Page 25: ...l BO VJ10000 TE R F Tube Amplifier 25 FIG 9 R F CAVITY FRONTAL VIEW REF DESCRIPTION 1 Threaded bar for motorized tuning 2 Plate pipe 3 Sliding plane with fingers 4 Plate ring 5 Wrapper 6 Load capacito...

Page 26: ...age Socket 3 Wrapper 4 Grid 1 socket 5 Grid 2 socket FIG 11 TUNING MOTORIZED MECHANISM VIEW RIF DESCRIZIONE 1 H T cable 2 Plate pipe isolator 3 Horn gap arrester 4 Micro switch for R F cavity protecti...

Page 27: ...r l BO VJ10000 TE R F Tube Amplifier 27 FIG 12 R F CAVITY TOP VIEW RIF DESCRIZIONE 1 EIA 1 5 8 flange R F output connector 2 Directional coupler 3 Low pass filter 4 Output air chimney diameter 100 mm...

Page 28: ...25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 28 FIG 13 R F CAVITY LATERAL VIEW RIF DESCRIZIONE 1 Electromechanical plane 2 Voltage stabilizer 3 Power supply plane 4 Cavity R F 5 B...

Page 29: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 29 FIG 14 REAR VIEW RIF DESCRIZIONE 1 Electro mechanical plane 2 Power supply plane 3 Power transformer support...

Page 30: ...necessary equipment are a screwdriver with cross head a soket wrench 7 mm and 10 mm a setscrew wrench M6 M8 Make sure to have a container where put all the screws Remount all screws and to make sure...

Page 31: ...board protection and to lace the threads of the terminal board see drawings with n 1 key soket wrench M8 n 1 setscrew wrench M6 n 1 screwdriver When the connections are connected reassemble the plexi...

Page 32: ...the clamp that fixes the plate ring and move it to the top limit FIG 16 Then insert the tube and at the same time turn it until the grid ring is perfectly on the fixed socket ring of the cavity To be...

Page 33: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 33 FIG 15 TUBE INSTALLATION DIAGRAM N 1...

Page 34: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 34 FIG 16 TUBE INSTALLATION DIAGRAM N 2 Plate ring...

Page 35: ...V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 35 FIG 17 TUBE INSTALLATION REFERENCE VIEW N 2 REF DESCRIPTION 1 Wrapper 2 Plate ring 3 Clamper 4 Valve 4CX5000 5 Load Capacitor 6 Valve socket C...

Page 36: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 36 FIG 18 TUBE INSTALLATION DIAGRAM N 3 Plate ring...

Page 37: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 37 FIG 19 TUBE INSTALLATION REFERENCE VIEW N 3 CLOSE THE CLAMP...

Page 38: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 38 FIG 20 TUBE INSTALLATION REFERENCE VIEW N 4 Plate ring...

Page 39: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 39 FIG 21 TUBE INSTALLATION REFERENCE VIEW N 4 Lift the plate ring Then close the wrappers...

Page 40: ...tuning adjusting the distance correspondly to MHz FIG 22 REGULATION RF MHZ Height Cm Frequence Mhz 9 5 88 10 5 89 11 5 90 12 5 91 13 5 92 14 5 93 15 5 94 16 5 95 17 5 96 18 5 97 19 5 98 20 5 99 21 5...

Page 41: ...s on the protection card as described in the protection logic specifications NOTE Pay attention to don t broke the Interlock micro switches that stop the equipment 4 Check with the multimeter that fil...

Page 42: ...operations sequence of INPUT TUNE and INPUT LOAD for the least output power and consequently of OUPUT TUNE and OUPUT LOAD for the maximum output power increasing gradually the input power in case tha...

Page 43: ...ed to the calibration of the card as described later on Before to proceed to the calibration check on the card if J3 is in short circuit and if it s verified the card is been configured for a tetrode...

Page 44: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 44 FIG 23 MEASURES CARD REFERENCE VIEW...

Page 45: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 45 FIG 24 MEASURES CARD REPLACING DIAGRAM N 1...

Page 46: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 46 FIG 25 MEASURES CARD REPLACING DIAGRAM N 2...

Page 47: ...J10000 TE tree phases version with 4CX7500 tube IA max set to 2 5 A corresponds to 3 9 V on the TP6 test point output In this way if the current exceeds 2 5 A value the protections intervens In the ma...

Page 48: ...ltimeter with the negative connected to ground and the positive connected to relative test point in according to the value that you want calibrate Because of the various tube type on which can be conn...

Page 49: ...eter card verify that the instrument placed on the hinged front panel read correctly If the reading of the multimeter corresponds to preset value verify that the selector is on CAL position and the in...

Page 50: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 50 FIG 26 POWER SUPPLIES CONNECTION FOR THE CALIBRATION OF TEST POINT VOLTAGES...

Page 51: ...A 7 5 KW 2 5 A 177 V 30 mA 758 101 mA I STEP Fluke Measure II STEP Fluke Measure On the measure card there are n 2 trimmer P18 corresponding to VG1 voltage presence and P19 for VA voltage presence Th...

Page 52: ...nerate an justable voltage of 3 95 V by trimmer P20 and to measure it on test point TP10 Working on dip switch SW1 it s possible to have the preset tension on the chosen output The correspondence on t...

Page 53: ...ion of the trimmer P16 proceed as follows 1 Insert the tube in the socket and close again the RF cavity so that is possible to switch on it 2 Place an amperometric clamp so that to include one of the...

Page 54: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 54...

Page 55: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 55 FIG 27 REPORT MEASURE...

Page 56: ...ummy load Bird 50 Ohm P 10 KW By Pass Wattmeter Bird Mod 4715 200 50 Ohm with sample Power Supply HP6002A 0 50 V 0 10 A TABLE G VOLTAGE STABILYZER PARAMETERS Model STM0K9 G codice ST1502 Input Power m...

Page 57: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 57 Weight 17 6 Lbs 8 Kg...

Page 58: ...ube cavity and the air filter The periodicity of this maintenance depends from the working conditions of equipment enviromental temperature the dust level of the air humidity It s advisable to execute...

Page 59: ...crews of the internal panel of the RF cavity 7 Loosen the plate ring and raise it until the top position and then fix it in this position 8 Remove the high tension block from the top part of the tube...

Page 60: ...wer 6 The last operation will be able to cause an increasing of the anode current now act on OUPUT TUNE and OUPUT LOAD commands to obtain the maximum output power readable on the wattmeter Place the D...

Page 61: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 61 This section contains circuit diagrams and alyouts of the module which conposing the equipment FIG 28 POWER SUPPLY SOCKET...

Page 62: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 62 FIG 29 ANODE TENSION TRANSFORMER SOCKET...

Page 63: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 63 FIG 30 RACK POWER SUPPLY BASE...

Page 64: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 64 FIG 31 HIGH TENSION PANEL...

Page 65: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 65 FIG 32 ELECTROMECHANICAL PLANE TRIODE...

Page 66: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 66...

Page 67: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 67...

Page 68: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 68 FIG 33 TUBE AMPLIFIERS PROTECTIONS CARD...

Page 69: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 69 FIG 34 HIGH POWER RELAYS CARD...

Page 70: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 70 FIG 35 TUNING RELAYS CARD...

Page 71: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 71 FIG 36 TELEMETRY INTERFACE CARD...

Page 72: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 72 FIG 37 MEASURES CALIBRATION CARD...

Page 73: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 73 FIG 38 THERMAL STROBE CONNECTOR...

Page 74: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 74 FIG 39 P W R MEASURE CONNECTOR...

Page 75: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 75 FIG 40 I2 CBUS CONNECTOR FOR TELEMETRY BOX...

Page 76: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 76 FIG 41 PTXLCD CONNECTOR...

Page 77: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 77 FIG 42 LOW VOLTAGE CIRCUIT DIAGRAM...

Page 78: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 78 FIG 43 THREE PHASES CIRCUIT DIAGRAM...

Page 79: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 79 FIG 44 MEASURES AND ALLARMS CIRCUIT DIAGRAM...

Page 80: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 80 FIG 45 ELECTRIC SCHEMES...

Page 81: ...p a Bo Via del Fonditore 2 2c 40138 Bologna Italy Telephone 39 51 6010506 Fax 39 51 6011104 e mail info rvr it www rvr it Printed and bound in Italy All rights reserved No part of this manual may be...

Page 82: ...Date 25 07 03 R V R Elettronica S r l BO VJ10000 TE R F Tube Amplifier 82 or by any information storage and retrieval system without permission in writing from the publisher...

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