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SICROWBAR 7VV3003
DC - Surge Suppressor (for thyristors and diodes)
DC - Überspannungsschutz (für Thyristoren und Dioden)
Operating Instructions
Betriebsanleitung
Order No / Bestell-Nr.: 7VV3003-8TA74
Edition / Ausgabe 01
(04.05)

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Summary of Contents for Siemens SICROWBAR 7VV3003

  • Page 1 SICROWBAR 7VV3003 DC - Surge Suppressor (for thyristors and diodes) DC - Überspannungsschutz (für Thyristoren und Dioden) Operating Instructions Edition / Ausgabe 01 Betriebsanleitung (04.05) Order No / Bestell-Nr.: 7VV3003-8TA74...
  • Page 2 Suggestions for improvement are welcome at all times. © Siemens AG 2005 All rights reserved...
  • Page 3: Table Of Contents

    Safety informations for start-up ..................25 Maintenance ........................26 Replacement of components..................... 26 Servicing ..........................28 Technical Support......................28 Repairs ..........................28 On-site servicing........................ 28 Spare parts ........................29 Environmental compatibility....................30 ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 4: Safety Information

    • NOTICE NOTICE used without the safety alert symbol indicates a potentially situation which, if not avoided, may result in an undesirable result or state. ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 5 The contents of these operating instructions shall not become part or modify any prior or existing agreement, commitment or relationship. The Sales Contract contains the entire obligations of Siemens. The warranty contained in the contract between the parties is the sole warranty of Siemens. Any statements contained herein do not create new warranties or modify the existing warranty.
  • Page 6 The successful and safe operation of this equipment is dependent on proper handling, installation, operation and maintenance. ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 7: Type Spectrum

    7 V V 3 0 . . 3 2 DC-Surge Suppressor order no. with suffix Z and codes (several codes together) and/or plaintext (if required) Option Codes Order No. High-speed de-excitation board 7VV3003-7FG00 ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 8: Rating Plate

    ... Space for other symbol e.g.: Packaging label ... Space for other symbol ... A -Z is affixed to the MLFB for options, followed by the code for the relevant option (order-specific) ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 9: Description

    The control inputs for the three relays are 24 V, 110-125 V and 220-240 V DC with a common reference potential for each relay (see diagram in Section 5.2). ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 10: Selecting A Suitable Sicrowbar And Notes On Dimensioning (Incl. Options)

    1300A 690V 1700V 1600V 1300A < 830V 2100V 1600V 1300A If a SIMOREG DC master is not used, the values of the selected thyristors and field coil must be used. ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 11 SICROWBAR device is approximately the same as that in Fig. 1 in Section 3.5. The calculated I must be less than the permissible I (see Section 2.1). ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 12: Technical Data

    Critical current gradient A/µs I2t value 73 * 10 73 * 10 73 * 10 73 * 10 Dimensions (HxWxD) 350x265x285 350x265x285 350x265x285 350x265x285 (Dimension diagram see Section 4) Weight (approx.) ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 13 30min 30min 30 min. After two trips within 30 min., a recovery time of 300min 300min 300 min. must be observed. = SICROWBAR 7VV3003 DC surge suppressor trip Fig. 2 ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 14 XSE1 XSE2 XSE3 High-speed de-excitation trip 220-240 DC 220 ... 240V +10 / -20% (input) 110-125 DC 110 ... 125V +10 / -20% DC 24V +10 / -20% Reference potential ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 15: Block Diagram

    04.05 3 - Description Block diagram Fig. 3 ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 16: Applicable Standards

    The products referred to in this document are manufactured and operated in accordance with DIN ISO 9001 (Certificate Register No.: 257-0). Abbreviations MLFB Order No. n.c. not connected Elektro Magnetic Compatibility Electrostatically Sensitive Device Printed Circuit Board MTTR Mean Time To Restoration ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 17: Shipment, Unpacking, Installation

    The unit’s ambient climate in operating rooms must not exceed the values of code 3K3 as detailed in DIN IEC 721 Part 3-3 /04.90. CAUTION The device must be mounted on a grounded back panel. ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 18 Side panel, right Fig. 4a Devices 7VV3003-5AG32, -5BG32, -5CG32, -5DG32 for M6 for M10 Ground connection: for M10 Side panel, right Fig. 4b Devices 7VV3003-5EG32, -5FG32, -5GG32, -5HG32, -5JG32, -5KG32, -5LG32, -5MG32 ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 19: Connections

    The successful and safe operation of this equipment is dependent on careful transportation, proper storage and installation as well as correct operation and maintenance. ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 20: Recommended Connection

    Ignition Module C98043-A7060-L1 24V- power supply DC link Voltage sensing for field discharge/ discharge resistor XEW1 449404.9210.50 Field discharge/ discharge resistor Inverter Induction machine Fig. 6 Recommended connection: DC link discharge ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 21: Location Of The Terminals

    XSE1 240 125 24 0 240 125 24 0 240 125 24 0 XSE3 XSE2 XSE1 220-240 220-240 220-240 110-125 110-125 110-125 XSE6 XSE5 Fig 8 Option High-speed de-excitation C98043-A7060-L1 ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 22: Power Connections And Terminals

    DIN VDE 100 Part 523, DIN VDE 0276 Part 1000. The same connection cross-section as for the power connections C and D is recommended (refer to dimension drawing in Section 4 for connection options). ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 23 2.5mm flexible, with ferrule with plastic sleeve min. 0.25mm max. 1.5mm AWG/kcmil min. 26 max. 14 Type of connection Screw connection Stripping length Screw thread Tightening torque min. 0.5Nm ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 24 Ø ≤ 5mm Releasing the shielding clamp manually or using a screwdriver, press the clamp together and extract it in the updown direction. Caution! The clamps are sharp-edged! Fig. 9 ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 25: Safety Informations For Start-Up

    If problems do occur and you feel in any way uncertain, please contact your local Siemens office or representative. The use of unauthorized parts in the repair of this converter and handling of the equipment by unqualified personnel can give rise to hazardous conditions which may cause death, severe personal injury or substantial property damage.
  • Page 26: Maintenance

    PCBs contains electrostatically sensitive devices. Before touching a PCB, the person carrying out the work must himself be electrostatically discharged. The simplest way of doing this is to touch an electrically conductive earthed object, e.g. socket outlet earth contact. ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 27 PCB = Printed Circuit Board MTTR = Mean Time To Restoration 1) Unplug cable connections 2) Unscrew 2x M4 screw and 2x hexagonal spacer 3) Replace board Fig. 10 Replace ignition module ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 28: Servicing

    Fax: +86 1064 747474 mailto:adsupport.asia@siemens.com Repairs If you wish to have a part or unit repaired, please call or write to your regional Siemens contact for repairs. On-site servicing Qualified specialists can offer an on-site repair and maintenance service to increase the availability of your plant.
  • Page 29: Spare Parts

    170x140x65 0.25 7VV3003-7FE00 ..5GG32 ..5LG32 PCB Ignition circuit 3000V 170x140x65 0.25 7VV3003-7FF00 ..5HG32 ..5MG32 PCB Voltage sensing 233x160x35 449404.9210.50 all types Option G11 240x165x35 7VV3003-7FG00 all types FBG High-speed de-excitation ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 30: Environmental Compatibility

    The unit features screw and snap-on connections that can be separated easily to dismantle it into recyclable mechanical components. The printed circuit boards can be disposed of by thermal processing. The percentage of components containing dangerous substances is low. ENGLISH Siemens AG 7VV3003-8TA74 SICROWBAR 7VV3003 DC-Surge Suppressor Operating Instructions...
  • Page 32 Wartung / Maintenance 04.05 Service / Servicing 04.05 Umweltverträglichkeit / Environmental compatibility 04.05 SIMEA © Siemens AG, 2005 Siemens Industrial Manufacturing, Subject to change without notice Engineering and Applications Order No.: 7VV3003-8TA74 Postfach 83, A-1211 Wien Printed in EU (Austria)

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