VAMP 257 Operation And Configuration Instructions
  1. Manuals
  2. Brands
  3. VAMP Manuals
  4. Relays
  5. 257
  6. Operation and configuration instructions

VAMP 257 Operation And Configuration Instructions

Feeder and motor manager, technical description
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
VAMP 257
Feeder and motor manager
Operation and configuration
instructions
Technical description

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 257 and is the answer not in the manual?

Questions and answers

Related Manuals for VAMP 257

Summary of Contents for VAMP 257

  • Page 1 VAMP 257 Feeder and motor manager Operation and configuration instructions Technical description...
  • Page 2 VAMP 257 Feeder and motor manager VAMP Ltd Operation and configuration VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...
  • Page 3 VAMP Ltd Feeder and motor manager VAMP 257 Operation and configuration VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 4: Table Of Contents

    6. PC software................39 6.1. PC user interface............. 39 6.1.1. Using VAMPSET program ........39 6.2. Remote control connection.......... 39 7. Commissioning configuration..........40 7.1. Factory settings..............40 7.1.1. Configuration during commissioning ....40 VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...
  • Page 5 VAMP Ltd Feeder and motor manager VAMP 257 Operation and configuration 7.1.2. Configuration example ......... 41 VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 6: General

    Operation and configuration General This first part of the publication contains general descriptions of the functions, of the feeder and motor managers VAMP 257, as well as manager operation instructions. It also includes instructions for parameterization and configuration of the managers and instructions for changing settings.

  • Page 7: Operating Safety

    Disconnecting a live circuit may cause dangerous voltages! Any operational measures must be carried out according to national and local handling directives and instructions. Carefully read through all operation instructions before any operational measures are carried out. VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 8: User Interface

    2.2. Manager front panel The figure below shows, as an example, the front panel of the feeder manager VAMP 257 and the location of the user interface elements used for local control. VAMP 257 Feeder Manager Power...

  • Page 9: Display

    Figure 2.2.1-2 Sections of the LCD dot matrix display 1. Main menu column 2. The heading of the active menu 3. The cursor of the main menu 4. Possible navigating directions (push buttons) 5. Measured/setting parameter 6. Measured/set value VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 10: Menu Navigation And Pointers

    4. Keys for selecting submenus [selecting a digit in a numerical value] (LEFT/RIGHT) 5. Additional information key (INFO) NOTE! The term, which is used for the buttons in this manual, is inside the brackets. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 11: Indicators

    Internal fault, operates in parallel with the self supervision output relay Serial communication indicator Alarm The start indicator of the protection stage Trip The trip indicator of the protection stage A - C Freely programmable application-related status indications VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 12: Local Panel Operations

    The active main menu selection is indicated with black back- ground color. The possible navigating directions in the menu are shown in the upper-left corner by means of black triangular symbols. Figure 3.1-1. Example of scroll indication VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...
  • Page 13 Figure 3.1-2. Principles of the menu structure and navigation in the menus 6. Push the INFO key to obtain additional information about any menu item. 7. Push the CANCEL key to revert to the normal display. VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 14: Function Menu Table

    SySrc Io2nom Figure 3.1.1-1. Menu structure The menu structure shown above is an example of VAMP 257. The structure is dependent on the manager type and options chosen. In the menu, only supported functions are shown. VAMP 24h support phone +358 (0)20 753 3264...

  • Page 15: Basic Menu Structure Of Protection Functions

    Selection of events into Event list (Enabled) St_Off Selection of events into Event list (Enabled) Tr_On Selection of events into Event list (Enabled) Tr_Off Selection of events into Event list (Enabled) VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 16: Setting Groups

    (the LEFT key is used when the active setting group is 2 and the RIGHT key is used when the active setting group is 1). Figure 3.2-2. Example of I> setting submenu VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 17: Fault Logs

    (See Figure 3.3-2, Log2 = log two). The log two is selected by pressing the RIGHT key once. Figure 3.3-2. Example of selected fault log VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 18: Operating Levels

    Opening: Default password 0002 Setting state: Push ENTER Closing: The level is automatically closed after 10 minutes idle time. Giving the password 9999 can also close the level. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 19: Opening Operating Levels

    6569403) get serno Get the serial number of the manager (Example: 12345) Send both numbers to vampsupport@vamp.fi. A device specific break code is sent back to you. The break code will be valid for the next two weeks. Command Description...

  • Page 20: Operating Measures

    3. Push the ENTER key. A control dialog opens. 4. Select the “Open” or “Close” command by using the UP and DOWN arrow keys. 5. Confirm the operation by pushing the ENTER key. The state of the object changes. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 21: Measured Data

    P/POWER/PHASE 1 Reactive power of phase 2 [kvar] P/POWER/PHASE 1 Reactive power of phase 3 [kvar] P/POWER/PHASE 2 Apparent power of phase 1 [kVA] P/POWER/PHASE 2 Apparent power of phase 2 [kVA] VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...
  • Page 22 Test the imported reactive energy [ ] I/PHASE CURRENTS Phase current IL1 [A] I/PHASE CURRENTS Phase current IL2 [A] I/PHASE CURRENTS Phase current IL3 [A] IL1da I/PHASE CURRENTS 15 min average for IL1 [A] VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...
  • Page 23 U/PHASE VOLTAGES Phase-to-earth voltage UL1 [V] U/PHASE VOLTAGES Phase-to-earth voltage UL2 [V] U/PHASE VOLTAGES Phase-to-earth voltage UL3 [V] U/SYMMETRIC Residual voltage Uo [%] VOLTAGES U/SYMMETRIC Positive sequence voltage [%] VOLTAGES Negative sequence voltage [%] U/SYMMETRIC VOLTAGES VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...
  • Page 24 Prev Duration of previous interruption [s] U/VOLT. INTERRUPTS Status U/VOLT. Voltage status [LOW; NORMAL] INTERRUPTS *) The length of the window can be selected Figure 4.2-1. Example of harmonics bar display VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 25: Operation Indicators

    ENTER key. The latched indicators and relays can also be reset via a remote communication bus or via a digital input configured for that purpose. VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 26: Reading Event Register

    It is possible to set the order in which the events are sorted. If the “Order” -parameter is set to “New-Old”, then the first event in the EVENT LIST is the most recent event. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 27: Forced Control (Force)

    10. Repeat the steps 1...4 to exit the Force function. 11. Push the CANCEL key to return to the main menu. NOTE! All the interlockings and blockings are bypassed when the force control is used. VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 28: Setting Range Limits

    The readability of the LCD varies with the brightness and the temperature of the environment. The contrast of the display can be adjusted via the PC user interface, see chapter 6 on page VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 29: Configuration And Parameter Setting

    ENTER key, a [RESTART]- text appears to the top-right corner of the display. This means that auto-resetting is pending. If no key is pressed, the auto-reset will be executed within few seconds. VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 30: Principle Of Parameter Setting

    6. Push the ENTER key to accept a new value. If you want to leave the parameter value unchanged, exit the edit state by pushing the CANCEL key. Figure 5.1-1.Changing parameters VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 31: Disturbance Recorder Menu Dr

    • U31, U23, U12 • Io2, Io • IL3, IL2, IL1 • Prms, Qrms, Srms • Tanfii • THDIL1, THDIL2, THDIL3 • THDUa, THDUb, THDUc • fy, fz, U12y, U12z • VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 32: Configuring Digital Inputs Di

    Each stage of the protection functions can be disabled or enabled individually in the Prot menu. When a stage is enabled, it will be in operation immediately without a need to reset the manager. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 33: Setting Protection Function Parameters

    Arc fault protection ArcI>, ArcIo>, ArcIo2> • Automatic re-close Recl • Inrush detector If2> • Synchrocheck function ∆f, ∆u, ∆ϕ • *) Available only when the application option is in motor protection VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 34: Configuration Menu Conf

    Manager type (Type VAMP 2XX) • Serial number (SerN) • Software version (PrgVer) • Bootcode version (BootVer) • DATE/TIME SETUP Date (Dat) • Time (Time) • Date information format (Style) • VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 35: Protocol Menu Bus

    Communication error counter (Errors) • Communication time-out counter (Tout) • Baudrate • PC (Local / SPABus ) Bytes in TX buffer • Message counter • Error counter • Timeout counter • Baudrate • VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...
  • Page 36 Time synchronization response mode (Sync) • IEC 60870-5-103 DISTURBANCE RECORDER ASDU23 activation (ASDU23) • samples per message (smpls/msg) • Time out • DR Debug • Fault • Tag position • • ChnPos • VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 37: Single Line Diagram Editing

    The port number used in remote protocol (e.g. • ModBusTCP) communication (Port) 5.9. Single line diagram editing The single-line diagram is drawn with the VAMPSET software. For more information, please refer to the VAMPSET manual (VMV.EN0xx). VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 38: Blocking And Interlockings Configuration

    Furthermore, the interlocking between objects can be configured in the same blocking matrix of the VAMPSET software. For more information, please refer to the VAMPSET manual (VMV.EN0xx). NOTE! Interlocking object 7 and 8 are not possible. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...

  • Page 39: Pc Software

    ModBus, SPABus, IEC 60870-5-103, ProfiBus, ModBus TCP or DNP 3.0 can be used as REMOTE communication protocols (see details in the technical description). Additional operation instructions for various bus types are to be found in their respective manual. VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...

  • Page 40: Commissioning Configuration

    7. The configuration of the desired DI inputs, for example external blockings (DI menu). See chapter 5.3 on page 32. 8. Configuration of communication parameters (Bus menu). See chapter 5.8 on page 35. 9. Drawing of the mimic picture. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...
  • Page 41 Transforming ratios of measurement transformers: Phase current transformers (CT) Inom 500A (CONF/CURRENT SCALING) Isec 5.0A Io current transformer (CT) Ionom 100A (CONF/CURRENT SCALING) Iosec 1.0A Ioinp 1.0A Uo voltage transformers (VT) Uosec 100V (CONF/VOLTAGE SCALING) VM257.EN002 VAMP 24h support phone +358 (0)20 753 3264...
  • Page 42 The required blockings are made by using the VAMPSET software. 4 Configuration of output relays The required groupings of the output relays and output signals are configured in the DO menu, see chapter 5.4 on page 32. VAMP 24h support phone +358 (0)20 753 3264 VM257.EN002...
  • Page 43 2.3.26. Arc fault protection (50AR) (option)....78 2.3.27. Programmable stage..........80 2.4. Measurement functions ..........82 2.4.1. Fundamental frequency measurement .... 82 2.4.2. Power calculations ..........82 2.4.3. Harmonics and Total Harmonic Distortion (THD)84 VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 44 4.9. External option modules ..........126 4.9.1. External LED module VAM 16D ......126 4.9.2. External input / output module ......126 4.10. Block diagrams ............. 127 4.10.1. Feeder manager VAMP 257 ......127 VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 45 4.11.2. Optional DI19/DI20 ..........128 4.12. Connection examples..........129 4.12.1. Feeder manager VAMP 257 ......129 4.12.2. Feeder manager VAMP 257 in a double busbar application ............132 4.12.3. Feeder manager VAMP 257 as a motor protection manager ........... 133 5.
  • Page 46 VAMP 257 Feeder and motor manager VAMP Ltd Technical description 8. Reference information ............151 VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 47: Introduction

    Programmable inverse delay curves 1.1. Application The numerical VAMP 257 feeder and motor manager includes all the essential protection functions needed to protect feeders and motors in distribution networks of utilities, industry, power plants and offshore applications. Further, the manager...

  • Page 48: Main Features

    The modern technology in association with an extensive self- supervision system and a reliable construction ensures an extremely high availability for the VAMP feeder and motor managers. 1.2. Main features Fully digital signal handling with a powerful 16-bit •...

  • Page 49: Functions

    For example, the function of the unbalanced load protection stage is based on the use of the negative phase sequence component of the current. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 50 Figure 2.1-1. Principle block diagram of a numerical feeder manager Figure 2.1-2. Block diagram of a software based protection function Figure 2.1-3. Block diagram of a single phase protection function VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 51: Manager Function Dependencies

    Average and maximum demand current Phase and line voltages Residual voltage Voltage unbalance Xfault Short-circuit fault reactance Xfault Earth-fault reactance System frequency *) Only available when application mode is motor protection **) Option VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 52: Application Modes

    I . The motor protection mode enables motor protection functions which are listed in chapter 2.2.1. All functions which are available in the feeder protection mode are VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 53: Current Protection Function Dependencies

    This mode is activated by setting curve family to ‘Prg1’, ‘Prg2’, or ‘Prg3’, thus there are maximum of 3 programmed curves available. The device interpolates the values between given points with 2 degree polynomes. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 54 IEC…RI NI…RXIDG characteristics Formula IEC…IEEE2 Parameters parameters 16 programmable Prg1..Prg3 [current, time] points Definite time (DT) Relay will show the currently used inverse delay curve on the local panel display. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 55 2. there are errors in the curve point configuration and the device is not able to interpolate mean values 3. there are errors in formula parameters A…E, and the device is not able to build the delay curve VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 56 Definite time Normal inverse Very inverse Extremely inverse Long time inverse LTEI Long time extremely inverse LTVI Long time very inverse Moderately inverse Short time inverse STEI Short time extremely inverse VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 57 Inverse operation time formulas (only for I>) A, B Curve family: Parameters: ⎛ ⎞ ⎜ ⎟ − ⎜ ⎟ ⎝ ⎠ pickup Standard delays Normal inverse 0.14 0.02 Extremely inverse Very inverse 13.5 Long time inverse VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 58 0.34 -0.284 4.0505 Extremely inverse 0.0399 0.2294 3.0094 0.7222 Curve/delay: RI/RI Parameters: None − ⎛ ⎞ ⎜ ⎟ ⎜ ⎟ ⎝ ⎠ pickup Curve/delay: RI/RXIDG Parameters: None 5 − pickup VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 59 1 s mean value of pre-fault phase currents IL1…IL3 Edly Elapsed time as compared to the set operating time, 100% = tripping Figure 2.3.1-2. Block diagram of the three-phase overcurrent stage I>> VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 60 Feeder and motor manager VAMP Ltd Technical description Figure 2.3.1-4 IEC extremely Figure 2.3.1-3 IEC normal inverse inverse delay. delay. Figure 2.3.1-5 IEC very inverse Figure 2.3.1-6 IEC long time inverse delay. delay. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 61 Technical description Figure 2.3.1-7 Inverse delay of type Figure 2.3.1-8 Inverse delay of type RXIDG. Figure 2.3.1-9 ANSI/IEEE long Figure 2.3.1-10 ANSI/IEEE long time inverse delay time very inverse delay VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 62 VAMP Ltd Technical description Figure 2.3.1-11 ANSI/IEEE long Figure 2.3.1-12 ANSI/IEEE time extremely inverse delay moderately inverse delay Figure 2.3.1-13 ANSI/IEEE2 very Figure 2.3.1-14 ANSI/IEEE2 inverse delay extremely inverse delay VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 63 VAMP 257 Technical description Figure 2.3.1-15 ANSI/IEEE short Figure 2.3.1-16 ANSI/IEEE short time inverse delay time extremely inverse delay Figure 2.3.1-17 ANSI/IEEE2 Figure 2.3.1-18 ANSI/IEEE2 normal moderately inverse delay inverse delay VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 64: Short-Circuit Fault Location

    2. The fault distance calculation can be triggered in two ways: by opening a feeder circuit-breaker due to a fault (that is, by using a digital input) or the calculation can be triggered if VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 65 Fault time Cntr Number of faults Pre-fault current (=load current) Fault Current during the fault Post Post-fault current Udrop Voltage dip during the fault Durati Fault duration Xfault Fault reactance VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 66: Earth-Fault Location

    4. The fault distance is calculated by dividing the change of the voltage by the change of the negative sequence current. 5. Only the imaginary part is used, so then the reactance is solved. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 67: Directional Overcurrent Protection (67)

    30 ° phase/main angle. The base angle is configurable. For a short circuit with power factor 0.707 (the resistive and inductive components of the fault VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 68 The device interpolates the values between given points with 2 degree polynomes. The following table shows which settings are effective for each of the operation time modes: VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 69 • line order must be as follows: the smallest current (longest operation time) on the top and the largest current (shortest operation time) on the bottom • all unused lines (on the bottom) should be filled with ‘1.00 0.00s’ VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 70 Limitations: The maximum measured secondary current is 250 A. This limits the scope of inverse delays if the setting is more than 12.5 A. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 71 The base angle setting is set to -45º. The stage will trip when the tip of the current phasor is in the grey area. Figure 2.3.4-2. Example of directional overcurrent angle characteristics VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 72 16 programmable [current, time] points Programmable curve 2 for each curve Programmable curve 3 Active only, when Type = Parameters Usage of these parameters are defined by the delay formulas VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 73 >>) Curve family: Parameters: A, B ⎛ ⎞ ⎜ ⎟ − ⎜ ⎟ ⎝ ⎠ pickup Standard delays Normal inverse 0.14 0.02 Extremely inverse Very inverse 13.5 Long time inverse VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 74 0.34 -0.284 4.0505 Extremely inverse 0.0399 0.2294 3.0094 0.7222 Curve/delay: RI/RI Parameters: None − ⎛ ⎞ ⎜ ⎟ ⎜ ⎟ ⎝ ⎠ pickup Curve/delay: RI/RXIDG Parameters: None 5 − pickup VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 75: Broken Conductor Protection (46)

    Definite operating time Type The selection of time characteristics S_On Enabled; Enabled Start on event Disabled S_Off Enabled; Enabled Start off event Disabled T_On Enabled; Enabled Trip on event Disabled VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 76: Unbalance Protection (46)

    = Thermal time constant of the rotor (I t value) = Negative sequence phase current, base frequency component = Nominal current of the motor = The maximum allowed degree of unbalance VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 77: Phase Reversal / Incorrect Phase Sequence Protection (47)

    Recorded SCntr Start counter (Start) reading values TCntr Trip counter (Trip) reading Max. value of fault current EDly Elapsed time as compared to the set operate time, 100% = tripping VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 78: Stall Protection (48)

    Figure 2.3.8-1. Operation time delay of the stall protection stage I >. If the measured current is less than the specified start current the operation time will be longer than the specified start START time T and vice versa. START VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 79: Frequent Start Protection (66)

    The maximum current for a stopped motor I is 10 % x I . The minimum current for a stop just started motor I is 150 % x I StartMin VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 80 Tot mot Number of total motor starts Strs Mot Strs/h Number of motor starts in last hour El. Time Elapsed time from the last from mot motor start Strt VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 81: Undercurrent Protection (37)

    : The residual voltage is measured with voltage • transformers (e.g. a broken delta connection). The setting values are relative to the VT secondary voltage (U 0sec defined in configuration. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 82 Figure 2.3.11-1. Block diagram of the directional earth fault stages I > and 0 ϕ >> 0 ϕ Figure 2.3.11-2. Operation characteristic of the directional I in Res or Cap mode VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 83 ResCap Undir ResCap mode characteristics Default: - resistive - capasitive - controlled by a digital input: ChCtrl Characteristics DI1..n Resistive Capasitive Residual voltage setting Unit: Uo> 1 … 20 Uo>> VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 84 Type = Parameters Usage of these parameters are defined by the delay formulas Definite operating time Unit: Seconds t> 0.1 ... 300.0 t>> Intermittent time Unit: Seconds Interm 0.10 ... 300.0 0.50 VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 85 Max. fault current EDly The elapsed time compared to the set operating time; 100% = tripping Angle Phase angle between residual voltage and current The max. residual voltage under fault condition VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 86: Earth Fault Protection (50N/51N)

    Figure 2.3.12-1. Block diagram of the earth fault stages I > Figure 2.3.12-2. Block diagram of the earth fault stages I >>, I > and I >> VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 87 Type = Parameters Usage of these parameters are defined by the delay formulas Definite operating time Unit: Seconds 1.00 (Io>) 1.00 (Io>>) t> 0.08 ... 300.0 0.50 (Io2>) 1.00 (Io2>>) VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 88: Capacitor Bank Unbalance Protection

    However, due to manufacturing tolerances, some amount of natural unbalance current exists between the starpoints. This natural unbalance current affects the settings, thus, the setting has to be increased. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 89 X1:9 X1:10 VAMP 255 bank_vamp257 Figure 2.3.13-1. Typical capacitor bank protection application with VAMP Compensation method The sophisticated method for unbalance protection is to compensate the natural unbalance current. The compensation is triggered manually when commissioning. The phasors of the unbalance current and one phase current are recorded.
  • Page 90 S_Off On; Off Start off event T_On On; Off Trip on event T_Off On; Off Trip off event DIoSav On; Off Recording trigged event DIoSav On; Off Recording ended event VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 91: Residual Voltage Protection (59N)

    The residual voltage function measures the fundamental frequency component of the residual voltage. This means that harmonics will not cause a trip. The protection stages operate with definite time characteristics. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 92 Release delay [s] (only Uo>) S_On Enabled Start on event Enabled; Disabled S_Off Enabled; Enabled Start off event Disabled T_On Enabled; Enabled Trip on event Disabled T_Off Enabled; Enabled Trip off event Disabled VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 93: Thermal Overload Protection (49)

    The thermal overload stage is provided with a separately settable alarm function, the setting range of which is from 60 to 99% of the thermal trip level. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 94 Measured and recorded values of thermal overload protection: T> (49) Parameter Value Unit Description Measured Temperature rise value Display T> Setting value T> Recorded SCntr Cumulative start counter values TCntr Cumulative trip counter VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 95 If the t6x is given for a cold motor then Equation 2.3.15-2 should be used. Equation 2.3.15-1 τ 71⋅ Equation 2.3.15-2 τ 35 ⋅ VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 96: Auto-Reclose Function (79)

    If the reclaim time runs out, the auto-reclose sequence is successfully executed and the AR function moves to ready - state and waits for a new AR request in shot 1. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 97 AR AR1 final trip off event AR2Tri On; Off AR AR2 final trip off event AR3Tri On; Off AR AR3 final trip off event AR4Tri On; Off AR AR4 final trip off event VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 98 Unit Description Measured Obj1 UNDEFINED; Object 1 state OPEN; recorded CLOSE; values OPEN_REQUEST; CLOSE_REQUEST; READY; NOT_READY; INFO_NOT_AVAILABLE; FAIL Status INIT; AR-function state RECLAIM_TIME; READY; WAIT_CB_OPEN; WAIT_CB_CLOSE; DISCRIMINATION_TIME; LOCKED; FINAL_TRIP; CB_FAIL; INHIBIT VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 99 3. A CB opens. The dead time from shot 1 starts, and the OpenCB relay output opens. 4. The dead time from shot 1 runs out; a CloseCB output relay closes. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 100: Overvoltage Protection (59)

    U>> has to be higher than the setting value for stage U> to ensure an alarm before trip. Overvoltage fault U> start ALARM U> trip U>> start TRIP U>> trip Figure 2.3.17-1. Settable start delay is obtained by combining two protection stages VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 101 U< ands Uo> stages have a release delay of 10 seconds. LOAD GENERATOR LossOfMains257 Figure 2.3.17-2. Disconnection of a generator from the network during the dead time of an auto-reclose cycle (Loss of mains application). VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 102 Recorded SCntr Start counter (Start) reading values TCntr Trip counter (Trip) reading The max. fault value EDly Elapsed time as compared to the set operating time; 100% = tripping VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 103: Undervoltage Protection (27)

    With this setting, all the protection stages are blocked even when the actual values for all the phases fall below the set value. Figure 2.3.18-1. Block diagram of the three-phase undervoltage stages U<, U<< and U<<< VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 104: Reverse Power And Underpower Protection

    For underpower function a positive pick-up value is used. Whenever the active power goes under the pick-up value, the stage picks up and issues a start signal. If the fault VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 105: Overfrequency And Underfrequency Protection (81H/81L)

    The stages can be separately configured as either overfrequency or underfrequency stages. The frequency function measures the frequency based on the measured voltages depending on the configurations of the relay. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 106 Disabled T_Off Enabled; Enabled Trip off event Disabled Mode > or < > Frequency protection mode LVBlck 2…100 Configurable low voltage blocking limit. Common for f><, f< and f><><, f<< VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 107: Underfrequency Protection (81L)

    By this way, the important loads remain connected. Figure 2.3.21-1. Block diagram of the underfrequency stages f< and f<< VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 108: Rate Of Change Of Frequency (Rocof) Protection Df/Dt (81R)

    The frequency may oscillate after the initial change. After a while the control system of the generator(s) will drive the VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 109 However, in most cases a standard overfrequency and underfrequency stages must be used together with ROCOF to ensure tripping also in case the frequency drift is slower than the slope setting of ROCOF. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 110 Equation 2.3.22-1 ⋅ TRIP where Resulting operation time (seconds). TRIP df/dt i.e. slope setting (hertz/seconds). Operation time setting t (seconds). Measured average frequency slope (hertz/seconds). VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 111 Figure 2.3.22-4 An example of inverse df/dt operation time. The time to trip will be 0.3 s, although the setting is 0.6 s, because the average slope 1 Hz/s is steeper than the setting value 0.5 Hz/s. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 112: Second Harmonic Stage / Inrush (68)

    The trip delay is irrelevant if only the start signal is used for blocking. The trip delay of the stages to be blocked must be 100 ms or more to ensure a proper blocking. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 113 IL1 IL2H2. 2. harmonic of IL2 IL3H2. 2. harmonic of IL3 Recorded The max. fault value values EDly Elapsed time as compared to the set operating time; 100% = tripping VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 114: Synchrocheck (25)

    This time must be longer than “CB time”. Sync mode = Synchronization is tried to make exactly when angle difference is zero. In this mode df-setting should be enough small (<0.3Hz). VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 115 ShowInfo Off; On Additional information display about the sychrocheck status to the mimic. SGrpDI Digital The input for changing the inputs setting group. SetGrp 1; 2 The active setting group. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 116 The “OK”-signal is active, when the synchronising conditions are met, or the voltage check criterion is met. The “fail”-signal is activated, if the function fails to close VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 117 One sync. stages stage stage stages available available available Uo stages Uo stages No Uo stages No Uo available available stages 3-phase 1-phase 3-phase 1-phase power power power, power symmetrical condition VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 118 (Voltage measuring mode is “2Side+ ”). Two stages are needed for the application presented in Figure 2.3.24-4 (Voltage measuring mode is “3Side”). Figure 2.3.24-3. One synchrocheck stage needed with “2Side+ U ”-mode. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 119: Circuit-Breaker Failure Protection (50Bf)

    Operating time S_On Enabled; Enabled Start on event Disabled S_Off Enabled; Enabled Start off event Disabled T_On Enabled; Enabled Trip on event Disabled T_Off Enabled; Enabled Trip off event Disabled VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 120: Arc Fault Protection (50Ar) (Option)

    15 ms. Figure 2.3.26-1 Block diagram of the arc protection stage In the above figure, the symbol of the arc sensor start is ’L>’ and ’Iarc’ of the fast overcurrent stage. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 121 S2/BI; S1/S2/BI S_On Enabled Start on event Enabled; Disabled S_Off Enabled; Enabled Start off event Disabled T_On Enabled; Enabled Trip on event Disabled T_Off Enabled; Enabled Trip off event Disabled VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 122: Programmable Stage

    IL1 – IL3, IL, IL max of IL1 – IL3 or 100ms Io, Io2, IoCalc, I1, I2, I2/I1, I2/In U12, U23, U31, Uline UL1 – UL3, Uphase Uo, U1, U2, U2/U1 THDIL1, THDIL2, THDIL3, THDUa,THDUb, THDUc VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 123 Start Mode Delay RESET Latches alarmstages Figure 2.3.27-2 Programmable stages in the output matrix Start and trip signals can also be activated using the Force- setting of each programmable stage. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 124: Measurement Functions

    16 - 75 Hz 2.4.2. Power calculations The power calculations in the VAMP feeder terminals are dependant on the voltage measurement mode, see chapter 4.2. The formulas used by the feeder terminals for power calculations are found in this chapter...
  • Page 125 Complex conjugate of the measured phase L1 current phasor. Measured line voltage L2-L3 phasor, fundamental frequency component Complex conjugate of the measured phase L3 current phasor. real imag ϕ Figure 2.4.2-1 Quadrants of voltage/current phasor plane VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 126: Voltage Interruptions

    Monday 00:00 – Sunday 24:00 • one month, the first day 00:00 – the last day 24:00 • one year, 1 January 00:00 – 31 December 24:00 • VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 127 (Figure 2.4.4-2). Voltage U U < Time (ms) VoltageSag2 Figure 2.4.4-2. Short voltage sag that is recognized VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 128: Voltage Sags And Swells

    One of the most important power quality functions are sag monitoring and swell monitoring. VAMP provides separate monitoring logs for sags and swells. The voltage log is trigged, if any voltage input either decreases under the sag limit (U<) or increases over the swell limit (U>).
  • Page 129 1 Max2 %Un Maximum voltage value during the sag/swell in the input 2 Max3 %Un Maximum voltage value during the sag/swell in the input 3 VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 130: Current Transformer Supervision

    U > setting and at the same time, I is less than the I < setting, the supervisor will issue an alarm after the operation delay has elapsed. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 131: Circuit Breaker Condition Monitoring

    CB must be able the break the nominal current, when the alarm is given. The second one can be set accordingly a typical fault current. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 132 Cycle value for curve point 8 Alarm 1 on event On; Off Alarm 1 off event On; Off Alarm 2 on event On; Off Alarm 2 off event On; Off VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 133: Energy Pulses

    Pulse length of active values / exported energy E-PULSE 100…5000 Pulse length of reactive DURATION exported energy 100…5000 Pulse length of active imported energy 100…5000 Pulse length of reactive imported energy VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 134 The peak pulse frequency will be 50000/10 = 5000 pulses/h. Set pulse length to 3600/5000 − 0.2 = 0.5 s or less. The trip relay lifetime will be 50x10 /190 h = 30 a. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 135 Reactive imported Pulse counter input energy pulses vamp257e-pulseconf3 Figure 2.4.9-4. Application example of wiring the energy pulse outputs to a PLC having common minus and an internal wetting voltage VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 136: Control Functions

    Actual state of object 4 Open; Undefined(00); Undefined(11) Obj5 State Close; Actual state of object 5 Open; Undefined(00); Undefined(11) Obj6 State Close; Actual state of object 6 Open; Undefined(00); Undefined(11) VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 137 Timeout of ready timeout indication for object 2 Control Obj 2 Open; Control object 2 Close Obj 3 close DI1; DI2; … Close information of status input DI32; none object 3 VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 138 DI1; DI2; … Close command digital command DI32; none input for object 5 input Obj 5 open DI1; DI2; … Open command digital command DI32; none input for object 5 input VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 139 DI32; none object 8 Obj 8 open DI1; DI2; … Open information of status input DI32; none object 8 Obj 8 timeout 0.02 … 600.00 Timeout of object 8 VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 140: Local/Remote Selection

    Figure shows the operating principle of the output and blocking matrixes. Figure 2.6-1. Operating principle of the output and blocking matrixes VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 141: Blocking Matrix

    VAMPSET. For example setting groups can be change via virtual inputs. Virtual outputs act like output relays. Virtual outputs are shown in blocking and output matrixes. Virtual outputs can also change the active setting group. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 142: Disturbance Recorder

    U2/U1, U2, U1 • I2/In, I2/I1, I2, I1, IoCalc • CosFii • PF, S, Q, P • • • UL3, UL2, UL1 • U31, U23, U12 • Io2, Io • VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 143 Maximum size of recordings Recorder Links Connected links links AddLink Add links ClrLnks Clear links Recorded Status Status of recorder values Time Status of pre-triggering status ReadyRec The number of ready records VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 144: Self-Supervision

    MsgCnt The number of values synchronisation messages Latest time deviation FilDev Filtered synchronisation deviation Cumulative deviation MaxAdj The maximum adjustment of internal clock MinAdj The minimum adjustment of internal clock VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 145: Timers

    The status of each timer is stored in non-volatile memory when the auxiliary power is switched off. At start up, the status of each timer is recovered. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 146: Non-Volatile Memory

    • Events • States at LEDS • Blackout data The contents of the non-volatile memory is not lost even if there is max. 1day failure in the auxiliary power supply. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 147: Applications

    Substation feeder protection VAMP257 VAMP257 vamp257app1 Figure 3.1-1 VAMP feeder and motor managers used in substation feeder protection The feeder manager includes three-phase overcurrent protection, directional earth fault protection and fast arc protection. At the incoming feeder, the instantaneous stage I>>>...

  • Page 148: Industrial Feeder Protection

    LOAD VAMP 257 vamp257appl_parall_lines Figure 3.3-1. Feeder and motor manager VAMP 257 used for protection of parallel lines. Figure 3.3-1 shows two parallel lines, A and B, protected with overcurrent relays R1, R2, R3 and R4. The relays R3 and R4 are directional.
  • Page 149 R4. A detailed schematic of e.g. the relay R3 is shown in Figure 3.3-2. Figure 3.3-2. Example connection VAMP 257. Both short-circuits and earth- faults will be detected. The outgoing line is one of several parallel lines or the line is feeding a ring network.

  • Page 150: Ring Network Protection

    Technical description 3.4. Ring network protection Figure 3.4-1 Feeder terminals VAMP 257 used for protection of ring main circuit with one feeding point. Ring networks can be protected with complete selectivity using directional overcurrent relays as long as there is only one feeding point in the network.

  • Page 151: Trip Circuit Supervision With One Digital Input

    R1 must be placed. The value for it can be calculated from the external wetting supply, so that the current over R1 is >1 mA. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 152 R1 in this application is 3k3 and 2W. These can be calculated from the resistance and voltage operating range of the coil of K1 and the tolerance of the wetting voltage. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 153: Trip Circuit Supervision With Two Digital Inputs

    Trip relay Alarm relay for trip circuit failure & relay compartment circuit breaker compartment close control OPEN COIL CLOSE COIL TripCircuitSupervisionFor257with2DI Figure 3.5.3-1. Trip circuit supervision with two digital inputs. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 154: Connections

    VAMP Ltd Technical description Connections 4.1. Rear panel view 4.1.1. Feeder manager VAMP 257 *) Depends on voltage measurement mode Figure 4.1.1-1 Connections on the rear panel of the VAMP 257 VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 155 VAMP Ltd Feeder and motor manager VAMP 257 Technical description The feeder and motor manager VAMP 257 is connected to the protected object through the following measuring and control connections: Terminal X1 left side Symbol Description IL1(S1) Phase current L1 (S1)
  • Page 156 Alarm relay 1, normal open connector A1 NC Alarm relay 1, normal closed connector Trip relay 2 Trip relay 2 Trip relay 1 Trip relay 1 Uaux Auxiliary voltage Uaux Auxiliary voltage VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 157 Tip relay 7/ Digital input 31 Tip relay 6/ Digital input 30 Tip relay 6/ Digital input 30 Tip relay 5/ Digital input 29 Tip relay 5/ Digital input 29 VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 158: Analogue Measurements

    Potential-free contacts must be available in the protected object for transferring status information to the manager. In VAMP 257 the digital inputs 7-18 in terminal X7 and the digital inputs 21-32 in terminal X8 need an external control voltage. VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 159: Auxiliary Voltage

    Alarm relays A1 - A5 (terminals X3: 9-11, X2: 7-8, 5-6, 3-4, • 1-2) * Self-supervision system output relay IF (terminals X2: 9-11) • *) Alarm relay 2-5 can also be used as trip relay VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 160: Serial Communication Connection

    Technical description 4.6. Serial communication connection VAMP 257 can be equipped with two optional communication modules: Communication Module 1 and Communication Module 2. The physical location of the modules is at the back of the relay. The modules can be installed in the field (when power is first turned off).
  • Page 161 1 and 18mm high “slot” for Communication Module 2. The option modules are either 31mm or 18mm high, the 18mm modules can be used either in the 31mm or 18mm slot. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 162: Pin Assignments Of Communication Options

    5= T+ VCM fiber REMOTE Light, switch Snap-in for echo/ no- connector echo and light/ no-light selection VCM fiber REMOTE Light, switch for echo/ no- connector echo and light/ no-light selection VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 163 VCM 485-2 Figure 4.6.1-3 VCM 485-2− module’s dip-switches NOTE! Profibus will be supported by the external VPA 3CG module. This is connected with a VX007-F3 cable to VCM TTL module. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 164: Pin Assignment Of The Front Communication Port

    Alternatively, RS-232 can be selected with a dip switch. The manager can be equipped with a fibre optic option module, which includes fibre optic connectors (two plastic/two glass/one plastic and one glass). VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 165 The protocols enable the transfer of the following data: events • statuses • measurements and • control commands. • The Profibus communication is activated via a menu selection. An external VPA 3CG Profibus module is required. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 166 The function type and information number used in private range messages is configurable. This enables flexible interfacing to different master systems. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 167: Arc Protection (Option)

    The connection between the inputs and the output is selectable via the output matrix of the device. The binary output can be connected to an arc binary input of another VAMP protection relay or manager. VM257.EN002...

  • Page 168: Di19/Di20 (Option)

    / output modules used to extend the number of digital inputs and outputs. Another modules have analogue inputs and outputs. Please refer your sales contact in order to get more information. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 169 X8:5 DI24 X8:6 comm X2:9 X8:7 DI25 X2:10 X2:11 X8:8 DI26 X8:9 comm X8:10 DI27 X8:11 DI28 X8:12 comm VAMP257blockDiagram Figure 4.10.1-1. Block diagram of the feeder manager VAMP 257 VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 170: Block Diagrams Of Option Modules

    Block diagrams of option modules 4.11.1. Optional arc protection Figure 4.11.1-1. Block diagram of optional arc protection module. 4.11.2. Optional DI19/DI20 Figure 4.11.2-1. Block diagram of optional DI19/DI20 module with one arc channel. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 171: Connection Examples

    VAMP 257 Technical description 4.12. Connection examples 4.12.1. Feeder manager VAMP 257 Figure 4.12.1-1. Connection example of feeder manager VAMP 257. The voltage measurement mode is set to “2Line+U ”. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 172 Feeder and motor manager VAMP Ltd Technical description Figure 4.12.1-2 Connection example of feeder manager VAMP 257 without any broken delta voltage transformer. The device is calculating the residual voltage. The voltage measurement mode is set to “3Phase”. VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 173 Feeder and motor manager VAMP 257 Technical description Figure 4.12.1-3 Connection example of feeder manager VAMP 257 with V- connected voltage transformers. The voltage measurement mode is set to “2Line+U ”. Directional earth fault stages are not available without the polarizing U voltage.

  • Page 174: Feeder Manager Vamp 257 In A Double Busbar Application

    VAMP Ltd Technical description 4.12.2. Feeder manager VAMP 257 in a double busbar application Figure 4.12.2-1 Connection example of feeder manager VAMP 257 in a double busbar synchrocheck application “2Side+U ”. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 175: Feeder Manager Vamp 257 As A Motor Protection Manager

    Feeder manager VAMP 257 as a motor protection manager Figure 4.12.3-1. Connection example of feeder manager as a motor protection manager. The voltage measurement mode is set to “2Line+U ”. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 176: Technical Data

    < 15 W (output relays activated) Max. permitted interruption time < 50 ms (110 V dc) Terminal block: Maximum wire dimension: - Phoenix MVSTBW or equivalent 2.5 mm (13-14 AWG) VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 177: Digital Inputs

    (13-14 AWG) 5.1.6. Local serial communication port Number of ports 1 on front and 1 on rear panel Electrical connection RS 232 Data transfer rate 2 400 – 38 400 kb/s VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 178: Remote Control Connection

    EN 61000-4-6 0.15 - 80 MHz, 10 V/m - Emitted HF field EN 61000-4-3 80 - 1000 MHz, 10 V/m - GSM test ENV 50204 900 MHz, 10 V/m, pulse modulated VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 179: Test Voltages

    Colour code RAL 7032 (Casing) / RAL 7035 (Back plate) 5.2.6. Package Dimensions (W x H x D) 215 x 160 x 275 mm Weight (Terminal, Package and Manual) 5.2 kg VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 180: Protection Stages

    - Time multiplier tDT> 1.0 – 200.0 s (step 0.1) Starting time 60 ms Resetting time 80 ms Resetting ratio 0.90 Accuracy: - operating time ±5% or at ±80 ms VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 181 <300 ms Reset time <300 ms Reset ratio 0.95 Inaccuracy: - Starting ±3% of the set value or 0.5% of the rated value - Operate time ±5% or ±300 ms VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 182 - Operate time ±1% or ±30 ms **) This is the instantaneous time i.e. the minimum total operational time including the fault detection time and operation time of the trip contacts. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 183: Directional Current Protection

    - Operate time at definite time function ±1% or ±30 ms **) This is the instantaneous time i.e. the minimum total operational time including the fault detection time and operation time of the trip contacts. VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 184: Frequent Start Protection

    0.02 – 300.00 s (step 0.01 s) - Discrimination time 0.02 – 300.00 s (step 0.01 s) - Start delay (start1 - start4) 0.02 – 300.00 s (step 0.01 s) VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 185: Voltage Protection

    <300 ms Reset time <300 ms Reset ratio 0.97 Inaccuracy: - Starting ±2% of the set value or ±0.3% of the rated value - Operate time ±1% or ±150 ms VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 186: Frequency Protection

    - operating time(overshoot ≥ 0.2 Hz/s) ±1% or ±30 ms **) This is the instantaneous time i.e. the minimum total operational time including the fault detection time and operation time of the trip contacts. VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 187: Synchrocheck Function

    ~15 ms Arc protection stage ArcI > (50AR), option Setting range 0.05 – 1.00 x I Arc sensor connection S1, S2, S1/S2, BI, S1/BI, S2/BI, S1/S2/BI Operating time ~15 ms VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 188: Disturbance Recorder (Dr)

    1 min Recording time (one record) 0.1 s – 12 000 min (must be shorter than MAX time) Pre-trigger rate 0 – 100% Number of selected channels 0 – 12 VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 189: Construction

    Feeder and motor manager VAMP 257 Technical description Construction 6.1. Dimensional drawing 28.0 181.0 27.0 208.0 190.0 >20.0 193.0 PANEL CUT-OUT 1.0-10.0 P200_ulkomitat_kannella Figure 6.1-1. Dimensional drawing and panel cut-out dimensions VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 190: Panel Mounting

    Semi-flush mounting 21.0 28.0 27.0 181.0 P200_semi-flush Figure 6.3-1. Semi-flush mounting of feeder manager Depth with raising frames Type designation VYX076 40 mm 169.0 mm VYX077 60 mm 149.0 mm VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...

  • Page 191: Order Information

    VAMP Ltd Feeder and motor manager VAMP 257 Technical description Order information When ordering, please state: Type designation: VAMP 257 Quantity: Options (see respective ordering code): VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...

  • Page 192: Ordering Codes Of Vamp Feeder Managers

    Cable length 3m VA 1 DA-6 Arc Sensor Cable length 6m VYX076 Raising Frame for 200-serie Height 40mm VYX077 Raising Frame for 200-serie Height 60mm = will be available 2007 VAMP 24h support phone : +358 (0)20 753 3264 VM257.EN002...
  • Page 193 VAMP Ltd. P.O.Box 810 FIN-65101 Vaasa, Finland Visiting address: Yrittäjänkatu 15 Phone: +358 (0)20 753 3200 Fax: +358 (0)20 753 3205 24h support phone: Tel. +358 (0)20 753 3264 Email: vampsupport@vamp.fi VM257.EN002 VAMP 24h support phone : +358 (0)20 753 3264...
  • Page 194 We reserve the right to changes without prior notice VAMP Ltd. Street address: Yrittäjänkatu 15 Phone: +358 20 753 3200 Post address: Fax: +358 20 753 3205 P.O.Box 810, FIN 65101 Vaasa, Internet: www.vamp.fi Finland Email: vamp@vamp.fi VM257.EN002...

Table of Contents