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SMC Networks PTE-300-V Instruction Manual

Three phase relay test set
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INSTRUCTIONS MANUAL
PTE-300-V
THREE PHASE RELAY TEST SET
EDITION:
1/2/98
VERSION: 1.10

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Summary of Contents for SMC Networks PTE-300-V

  • Page 1 INSTRUCTIONS MANUAL PTE-300-V THREE PHASE RELAY TEST SET EDITION: 1/2/98 VERSION: 1.10...
  • Page 2 “The priority of EUROSMC, S.A. is to obtain the highest standards and quality in all our products, serving to satisfy the expectations and necessities of our clients”.

  • Page 3: Table Of Contents

    PTE-300-V INDEX PTE-300-V CONTENTS LIST........................5 1. INTRODUCTION..........................6 1.1. MAIN FUNCTIONAL FEATURES ....................6 1.2. APPLICATIONS ..........................7 2. OPERATIONAL PRINCIPLES......................9 2.1. GENERAL............................. 9 2.2. FRONT PANEL CONTROLS....................... 10 2.3. INTELLIGENT GENERATOR MODULE ..................11 2.4. POWER SUPPLY........................11 3.
  • Page 4 PTE-300-V 3.4.1.1. Reset........................25 3.4.1.2. Print ........................25 3.4.1.3. RS-232 serial port control ................... 25 3.4.1.4. SYNCHRONIZATION ..................26 3.4.1.5. MASTER/SLAVE control..................26 3.4.2. OPTIC INDICATORS ......................26 3.4.2.1. RS-232 port indicator..................26 3.4.2.2. SYNCHRONIZING REFERENCE indicators ............26 3.4.2.3. Monitor state indicator ..................27 3.4.3.
  • Page 5 PTE-300-V 4.5.2. EVENT TRANSMITTED BY A PTE-300-V ................. 39 4.6. SPECIAL FUNCTIONS ....................... 39 4.6.1. AUTO OFF........................39 4.6.2. FAILURES DETECTION ....................40 5. SPECIFICATIONS ........................... 42 5.1. FREQUENCY GENERATOR....................... 42 5.2. POWER GENERATORS......................43 5.3. EXTERNAL REFERENCE INPUT ....................44 5.4.

  • Page 6: Pte-300-V Contents List

    • 12 Interconnection cables 2.5 mm section (6 reds and 6 blacks). • 1 Interconnection cable between PC and PTE-300-V unit, by RS-232. • 1 PTE BUS interconnection cable for two units. • 1 Interconnection cable for frequency external output PTE-300-V type BNC.

  • Page 7: Introduction

    PTE-300-V 1. INTRODUCTION The PTE-300-V is designed as a Portable Three Phase Unit that allows the user to test, as stand alone unit or in combination with others, all type of protective relays. Extremely compact and rugged, this unit incorporates the latest in the modern microprocessor technology to achieve unbeatable output characteristics in terms of power, accuracy, low distortion, and dynamic capability.

  • Page 8: Applications

    PTE-300-V d) EXTERNAL REFERENCES INPUT Can be synchronized, in terms of frequency and phase with any external signal, from 0.1 to 25 A in current, and from 5 to 300 V in voltage. e) SIGNAL MONITOR The unit has a Signal Monitor input that can work with dry contacts or with voltage signals from 5 to 250 V ac or dc.
  • Page 9 • In general all types of relays which require 3 voltages and 3 currents to function correctly. c) MISCELLANEOUS Due to its good characteristics of accuracy and stability, the PTE-300-V can test transducers, energy meters and measuring instruments can be tested as well, in the following range: •...

  • Page 10: Operational Principles

    2. OPERATIONAL PRINCIPLES 2.1. GENERAL In this section a general overview of the operational basic principles on which the PTE-300-V is based, are given in this section. An understanding of these principles should help in order to find new applications, maintenance, etc.

  • Page 11: Front Panel Controls

    PTE-300-V 2.2. FRONT PANEL CONTROLS Allows the user to communicate with the power output section of the unit in a manual way, or using a software program. To achieve this, it has the following sections: 1. Displays and LED indicators: indicate the various selections made by the operator and the status of the unit.

  • Page 12: Intelligent Generator Module

    As in all off the systems that produce an output which is absolutely independent of the main supply, the PTE-300-V needs to have a D.C. power supply, that converts the AC input of the main supply, to a DC that supplies the power amplifiers. This is achieved by using a combination of switching and linear DC power supplies.

  • Page 13: Controls Description

    This section describes one by one and in detail all of the controls, indicators, displays, and connection taps on the front panel of the PTE-300-V. As well as the functions, marked indications and where they are located will be shown in the figures.

  • Page 14: Fixed 110 V C.a. Voltage Supply

    PTE-300-V • Power supply fuse holder: to reach these fuses, the cover must be lifted as indicated in the drawing. There are two fuses: the lower one is the active fuse and the one located above is the spare fuse. The fuses are standard type, 5 x 20 mm, 10 A.

  • Page 15: Ramp Parameters Selection

    PTE-300-V 2. Slip frequency or relative frequency mode (∆F). 3.2.1.2. Ramp parameters selection The SET key works in a sequential way. It is associated with 6 LED indicators. Each time this key is pressed it allows introducing a different ramp parameter. The associated LED will indicate which one is being selected.

  • Page 16: Displays And Optic Indicators

    PTE-300-V clockwise or anti-clockwise by one digit per step, according to the selected digit weight as described previously. This knob has no end and can be controlled at any speed. However if the control knob is turned very fast the value will change at a maximum rate of 1 digit per second.

  • Page 17: Selection Indicators

    PTE-300-V 2. When flashing: this indicates that the ramp is active. When the Ramp key is pressed the ramp will start. The LEDs will pass in successive order, indicating the state of the equipment and the ramp in each moment.

  • Page 18: Power Outputs

    PTE-300-V 3.3. POWER OUTPUTS The equipment has three output and phase channels. In each one of them can be selected the desired output level as well as the phase angle. This section is situated in the central section of the unit, and is clearly identified. All the controls, indicators, etc.

  • Page 19: Level Section

    PTE-300-V 3.3.1. LEVEL SECTION Figure 8: Level Selection 3.3.1.1. CONTROL KNOBS AND PRESS KEYS a) Selecting the digit to be used This key works in a sequential way and it is associated with 3 LEDs located above this press key. This allows the operator to select the output in a fine or course regulation, by changing the digit to be adjusted.
  • Page 20 2 seconds this function if both sections becomes synchronized. To cancel you must repeat this process. f) MASTER/SLAVE: regulation modes The following press keys are installed on the PTE-300-V to achieve regulation capability in terms of three-phase regulation, fault combinations, like a phase to phase, three-phase, etc.

  • Page 21: Optical Indicators And Displays

    PTE-300-V • If the output range is changed in CH1, it changes immediately in the SLAVE channels. • Any action made in the output control ON/OFF in CH1 occurs immediately in the SLAVE channels. • Any action made in the Step to 2 Value control in CH1 happens immediately in the SLAVE channel.
  • Page 22 PTE-300-V • Current: 0 - 0.33 A 0 - 8 A 0 - 25 A 0 - 50 A This key is associated with the 4 red LEDs with the ranges marked and the display in this section. d) ON/OFF LED indicator This is a 3 mm, red LED that is situated below the corresponding press key.

  • Page 23: Taps: Output Taps

    There are two, 3 mm LEDs (red) which indicate the status of the two alarms for the output of PTE-300-V. They are as follows: 1. Ovl: this LED indicates an overload in the output, whether it is current or voltage. When it is lit, the output will cut off and the display will begin to flash for 5 seconds.

  • Page 24: Phase Section

    PTE-300-V 3.3.2. PHASE SECTION This is situated to the right of the unit and is perfectly identified. It contains all the control knobs, keys, and LEDs necessary for the operator to use the functions in this section. Figure 9: Phase Angle Selection 3.3.2.1.

  • Page 25: Optical Indicators And Displays

    PTE-300-V c) 2 value selection When this key is pressed it allows the selection of a 2 angle and it is shown in the display. This selection does not cancel the angle already selected in the output at the moment. To distinguish the actual value from the 2...

  • Page 26: General Control Sections

    PTE-300-V 3.4. GENERAL CONTROL SECTIONS This part of the equipment refers to the general control. The unit contains several necessary controls to perform the following functions: • Using RS-232. • SYNCHRONIZE selection. • EVENT Output. • Monitor signals. • BUS-PTE interconnection.

  • Page 27: Synchronization

    PTE-300-V 3.4.1.4. SYNCHRONIZATION This key controls the different references available in the PTE-300-V. Each time this key is pressed a different reference is selected. 3.4.1.5. MASTER/SLAVE control Through this press key it is possible to select the available control modes when PTE- 300-V is interconnected with another PTE unit (BUS PTE).

  • Page 28: Monitor State Indicator

    • Bus: the reference is another PTE unit connected via BUS-PTE. Normally the PTE-300-V or PTE-100-V. If the led is flashing there is no reference in the BUS. • Ext: the selected reference is taken from another instrument or equipment connected in the external reference tap.

  • Page 29: Rs-232 Connector

    PTE-300-V • When the ON/OFF key of the unit is pressed, activating or deactivating the power output. • When the Step to 2 Value key is pressed, either in level or in phase. • When performing a ramp, the frequency gets the selected value for Start Chrono.

  • Page 30: Functions: Use And Descriptions

    4. FUNCTIONS: USE AND DESCRIPTIONS Throughout this section a detailed description of the use and procedures for the PTE-300-V will be given. This unit has been designed to be used as a portable three-phase unit to test any kind of relays, as a stand-alone unit or interconnected to other auxiliary units.

  • Page 31: Slip Frequency Mode (∆F)

    PTE-300-V 4.1.2.2. SLIP FREQUENCY MODE (∆ ∆ F) In this mode the I.F.G. acts as a differential frequency generator. The output frequency will be the one that is applied to the external reference input plus/minus the difference selected in the frequency display.

  • Page 32: Dynamic Test: Start The Selected Ramp

    4.2. LEVEL SECTION: OUTPUT POWER This section describes the correct use of the PTE-300-V power outputs. The output can be selected in voltage up to 300 V or in current up to 8 A. The power outputs can be synchronized to four available references as it is explained in this section, as well.

  • Page 33: Initial Status

    4.2.2. OUTPUT MODE SELECTION (V/I) As mentioned before, the PTE-300-V can be used as a voltage or current source. When the unit is turned on it will be in the current mode. The voltage output is achieved in the following way: press the TAP V/I key for more than 2 seconds.

  • Page 34: Output Values Selection

    PTE-300-V signal in these taps the LED EXT will flash slowly indicating that there is no reference or that it is not suitable. If there is no reference and the output is turned ON, it will synchronize to tha last valid reference.

  • Page 35: Dynamic Tests: Step To 2 Value

    4.3. PHASE ANGLE SELECTION This section describes in detail the use of the phase shifter incorporated in the PTE-300-V, as well as the External Phase and Frequency Reference. The display in this section is indicated in degrees (0-359.9) between the output and the reference choose (Freq.
  • Page 36 EUROPEAN SENSE: The display shows, in sexagesimal degrees (0-359.9), the phase angle between the OUTPUT and the selected reference source (Freq., EXT, LINE and BUS), considered positive when this is ANTI-CLOCWISE, that is: PTE-300-V output Positive degrees Displayed angle Source reference (0º)

  • Page 37: Dynamic Tests: Step To 2 Value

    4.3.2. DYNAMIC TESTS: STEP TO 2 VALUE The PTE-300-V allows the operator to make dynamic tests, by allowing jumps (steps) from one value to another, whether it is from higher to lower or vice versa. This is very useful, for example, when testing out-of-step generator protective relays.

  • Page 38: General Control Section

    CONTROL when it is connected with another equipment of the same model or other models in the PTE range. In the PTE-300-V, three working modes can be selected. They are: a) Independent: this is the normal mode used when the unit is working independently by itself.

  • Page 39: Communication In Bus-Pte

    PTE-300-V 3. When pressing this key again the unit will return to the independent mode and none of the LEDs will be lit. c) MASTER/SLAVE of references: As the name implies the unit will act as a MASTER or SLAVE of reference.

  • Page 40: Event Transmitted By A Pte-300-V

    In case this function is selected, the output channels ON will be automatically turned off when the Signal Monitor is activated (For instance: relay trip). PTE-300-V has this function not selected by default. To activate or deactivate it, you must do the following: 1.

  • Page 41: Failures Detection

    3. Once the selection is made, press again the Enter key for 2 seconds to leave the selection. 4.6.2. FAILURES DETECTION The PTE-300-V incorporates a self-check function that is active every time the unit is turned ON. If a failure is detected in one or more of the controlled parameters, a message appears in the displays in the following manner: ABCD⇒...
  • Page 42 PTE-300-V VERY IMPORTANT: Any load connected to the unit should be disconnected from the taps before using this function because it checks the three output ranges, generating voltages in the output to check the fuses. Any errors in the bits previously mentioned are visualized in each channel with the following.

  • Page 43: Specifications

    PTE-300-V 5. SPECIFICATIONS PTE-300-V contains the following outputs: • Frequency generated between 40 and 300 Hz. • Three power outputs up to 300 V in voltage mode and 8 A in current mode, with angle phase regulation between 0º and 360º.

  • Page 44: Power Generators

    PTE-300-V − Range: ± 9.999 Hz. − Resolution: • 0.1 Hz • 0.01 Hz • 0.001 Hz − Accuracy: ± 1 digit, ± 0.001 Hz of the selected value. − External frequency reference range: 40 - 70 Hz. 5.2. POWER GENERATORS a) Three independent power outputs up to 300 V in voltage mode and 8 A in current mode, with angle phase regulation between 0º...

  • Page 45: External Reference Input

    PTE-300-V c) One of the output channels is available to be configured as Master of the other two, which can be configured as Slave or Independent. Every change made in the Master channel will be effective in the Slave channels, at all levels.

  • Page 46: Technical Assistance, After Sales Service And Warranty

    PTE-300-V 6. TECHNICAL ASSISTANCE, AFTER SALES SERVICE AND WARRANTY 6.1. WARRANTY Our warranty expresses the confidence we have in our products, based on the reliability and functions that are expected by our clients. The warranty covers the repairs and/or replacements of components, which are faulty without costs.

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