ABB REM 54 Series Technical Reference Manual
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ABB REM 54 Series Technical Reference Manual

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Technical Reference Manual, General

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  • Page 1 Machine Terminal REM 54_ Technical Reference Manual, General...

  • Page 3: Table Of Contents

    1MRS750915-MUM Machine Terminal REM 54_ Issued: 16.10.1998 Version: F/31.03.2006 Technical Reference Manual, General Contents 1. About this manual ..............9 1.1. This manual ................9 1.2. Use of symbols ................9 1.3. Related documents ..............10 1.4. Document revisions ..............10 2. Safety information ..............11 3.
  • Page 4 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.6.1. Scaling the rated values of the protected unit for analog channel ......... 44 5.1.6.2. Technical data of the measuring devices ..45 5.1.6.3. Calculated analog channels ......47 5.1.7. Digital inputs ............... 47 5.1.7.1.
  • Page 5 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.13.2. SPA/Modbus communication on the rear connector X3.2 ..........70 5.1.13.3. LON/SPA bus communication on the rear connector X3.3 ..........71 5.1.13.4. Front panel optical RS-232 connection for a PC ..............71 5.1.13.5. Communication parameters ......71 5.1.13.6.
  • Page 7 This document and parts thereof must not be reproduced or copied without written permission from ABB Oy, and the contents thereof must not be imparted to a third party nor used for any unauthorized purpose.

  • Page 9: About This Manual

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General About this manual 1.1. This manual This document provides a general description of the machine terminals REM 543 and REM 545, Release 2.5. For more information about the earlier revisions, refer to section “Revision History of REM 54_”...

  • Page 10: Related Documents

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 1.3. Related documents Manuals for REM 54_ • Configuration Guideline 1MRS750745-MUM • Operator’s Manual 1MRS 751500-MUM • Installation Manual 1MRS 750526-MUM • Modbus Remote Communication Protocol for REM 54_, Technical Description 1MRS750781-MUM •...

  • Page 11: Safety Information

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Safety information Dangerous voltages can occur on the connectors, even though the auxiliary voltage has been disconnected. Non-observance can result in death, personal injury or substantial property damage. Only a competent electrician is allowed to carry out the electrical installation.

  • Page 13: Introduction

    Introduction 3.1. General The REM 54_ rotating machine terminal is part of the ABB Distribution Automation system and extends the functionality and flexibility of the concept further. This is possible due to the modern technology applied both in hardware and software solutions.
  • Page 14 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-1 Hardware versions of REM 543 Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...
  • Page 15 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-2 Hardware versions of REM 543 (Continued) Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...
  • Page 16 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-3 Hardware versions of REM 543 (Continued) Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...
  • Page 17 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-4 Hardware versions of REM 543 (Continued) Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...
  • Page 18 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-5 Hardware versions of REM 545 Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...
  • Page 19 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-6 Hardware versions of REM 545 (Continued) Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...
  • Page 20 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-7 Hardware versions of REM 545 (Continued) Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...
  • Page 21 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 3.2.-8 Hardware versions of REM 545 (Continued) Order number HW modules Analog interface Sensor channels (current/ voltage) Current trafo 1/5 A Current trafo 0.2/1 A Voltage trafo 100 V Main processor boards CPU module Power supply boards Type 1: 110/120/220/240 V AC/...

  • Page 23: Instructions

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Instructions 4.1. Application The REM 54_ rotating machine terminals (referred to as “machine terminals” further on) are designed to be used as the main protection system of generator and generator-transformer units in small and medium-power diesel, hydroelectric and steam power plants, etc.

  • Page 24: Requirements

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General REM 54_ A060246 Fig. 4.1.-1 Basic functions of the integrated machine terminal REM 54_ 4.2. Requirements If the environmental conditions differ from those specified in section “Technical data” on page 81, as to temperature and humidity, or if the atmosphere around the machine terminal contains chemically active gases or dust, the terminal should be visually inspected in association with the secondary testing.

  • Page 25: Configuration

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 4.3. Configuration The REM 54_ machine terminals are adapted to specific applications by using the Relay Configuration Tool included in the CAP 505 tools. This tool is used for configuring the basic terminal, protection and logic function blocks, control and measurement functions, timers and other functional elements included in the logic functions category (refer to section “Machine terminal configuration”...

  • Page 27: Technical Description

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Technical Description 5.1. Functional description 5.1.1. Functions of the machine terminal The functions of REM 54_ machine terminal are categorized as: • protection functions • measurement functions • control functions • condition monitoring functions •...
  • Page 28 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.1.1.1-1 Protection functions available for REM 54_ (Continued) Function Description Freq1St5 Underfrequency or overfrequency protection, stage 5 Fuse failure supervision FuseFail Inrush3 Three-phase transformer inrush and motor start-up current detector MotStart Three-phase start-up supervision for motors NEF1Low...

  • Page 29: Measurement Functions

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.1.2. Measurement functions The measurement function blocks are documented on the CD-ROM Technical Descriptions of Functions. Table 5.1.1.2-1 Measurement functions available for REM 54_ Function Description General measurement 1 / analog input on RTD1 card MEAI1 General measurement 2 / analog input on RTD1 card MEAI2...
  • Page 30 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General The control function blocks are documented on the CD-ROM Technical Descriptions of Functions. Table 5.1.1.3-1 Control functions available for REM 54_ Function Description COCB1 Circuit breaker 1 control with indication COCB2 Circuit breaker 2 control with indication COCBDIR Direct open for CBs via HMI...

  • Page 31: Condition Monitoring Functions

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.1.4. Condition monitoring functions The condition monitoring function blocks are documented on the CD-ROM Technical descriptions of Functions. Table 5.1.1.4-1 Condition monitoring functions available for REM 54_ Function Description CMBWEAR1 Circuit-breaker electric wear 1 CMBWEAR2 Circuit-breaker electric wear 2 CMCU3...

  • Page 32: Standard Functions

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.1.7. Standard functions Standard functions are used for logics such as interlocking, alarming and control sequencing. The use of logic functions is not limited and the functions can be interconnected with protection, control, measurement, condition monitoring and other standard functions.
  • Page 33 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.1.1.7-1 Standard functions available for REM 54_ (Continued) Function Description Modulo MOVE Move Extensible multiplier Extensible multiplexer Comparison to greater or less Complement Extensible OR connection R_TRIG Rising edge detector REAL_TO_* Type conversion from REAL to USINT / UINT / UDINT / SINT / INT / DINT...

  • Page 34: Configuration

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.2. Configuration 5.1.2.1. Machine terminal configuration The Relay Configuration Tool is based on the IEC 61131-3 standard. The standard defines the programming language used for configuration. The programmable system of the REM 54_ machine terminals allows the output contacts to be operated in accordance with the state of the logic inputs and the outputs of the protection, control, measurement and condition monitoring functions.

  • Page 35: Mimic Configuration

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General For more information about the configuration and the Relay Configuration Tool refer to the Configuration Guideline and the tool manuals (see “Related documents” on page 10). 5.1.2.2. MIMIC configuration The control functions configured with the Relay Configuration Tool must be associated with object status indicators that are part of the MIMIC configuration picture displayed on the graphic LCD of the HMI.

  • Page 36: Lon Network Configuration

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General A060249 Fig. 5.1.2.2.-2 Alarm channel configuration Interlocking LED texts can also be defined in the view illustrated above, but the interlocking LED colours cannot be changed. For the operation of the interlocking LED, refer to section “Interlocking”...

  • Page 37: Modbus Configuration

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.2.4. Modbus configuration To configure REM 54_ for Modbus, communication parameters need to be set. These parameters can be found in the local menu of the machine terminal. The Protocol Object Dictionary (POD) is a cross-reference table between the machine terminal application and the Modbus protocol.

  • Page 38: External Parameterization

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.4.2. External parameterization The Relay Setting Tool is used for parameterizing and setting the machine terminals externally. The parameters can be set off-line on a PC and downloaded to the machine terminal over a communication port. The menu structure of the setting tool, including views relating to parameterization and settings, is the same as the menu structure of the machine terminal.

  • Page 39: Auxiliary Voltage

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General When the values for the measuring devices (refer to section “Technical data of the measuring devices” on page 45) or communication parameters (refer to section “Serial communication” on page 70) are changed via the HMI or the Relay Setting Tool, the new values take effect only after they have been stored via the parameter Store and the machine terminal has been reset via the parameter Software reset in the menu Configuration/...

  • Page 40: Low Auxiliary Voltage Indication

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General The auxiliary voltages of power supply modules and the corresponding rated input voltages of digital inputs are: Rated input voltage Rated input voltage Power supply module of power supply of digital inputs PS1/240 110/120/220/240 V AC 110/125/220 V DC...

  • Page 41: Analog Channels

    CT1, CT2, CT3, CT4, CT5, CT6, CT7, CT8, VT1 In addition to conventional matching transformers, current sensors and voltage dividers developed by ABB can be used in the machine terminals. The machine terminal has 9 sensor inputs . A current sensor (Rogowski coil) or a voltage divider can be connected to each sensor input.
  • Page 42 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General The matching transformers and sensor inputs of the machine terminal are designed so as to allow either sensors or matching transformers to be used on the measuring channels 2...5 and 7...10. Should a matching transformer be used on a channel, no sensor is allowed to be used on the same channel or vice versa.
  • Page 43 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General machine terminal includes virtual analog channels (refer to section “Calculated analog channels” on page 47) for calculating the neutral current and residual voltage from phase currents and voltages. Each analog channel is separately configured with the Relay Configuration Tool. Both the measuring unit for each analog channel and the type of signal to be measured are to be configured.

  • Page 44: Scaling The Rated Values Of The Protected Unit For Analog Channel

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.6.1. Scaling the rated values of the protected unit for analog channel A separate scaling factor can be set for each analog channel. The factors enable differences between the ratings of the protected unit (generator, transformer, motor, etc.) and those of the measuring device (CTs, VTs, etc.) The setting value 1.00 means that the rated value of the protected unit is exactly the same as that of the measuring device.

  • Page 45: Technical Data Of The Measuring Devices

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.6.2. Technical data of the measuring devices When the machine terminal is configured, the technical data of the measuring devices is set in separate dialog boxes in the Relay Configuration Tool. The set values will affect the measurements carried out by the machine terminal.
  • Page 46 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Values to be set for a voltage divider are: • division ratio of the voltage divider primary and secondary voltage (0...20000) • rated value of primary phase-to-phase voltage (0...440 kV) • amplitude correction factor of the voltage divider (0.9000...1.1000) •...

  • Page 47: Calculated Analog Channels

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.6.3. Calculated analog channels The machine terminal includes virtual channels to obtain neutral current and residual voltage when sensors are used. Current sensors and voltage dividers are connected to the machine terminal via coaxial cables and therefore a residual connection of phase currents or an open-delta connection of phase voltages cannot be made.
  • Page 48 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.1.7-1 Digital inputs available for REM 54_ REM 543 REM 545 Inputs PS1_4_BI1 PS1_4_BI1 PS1_4_BI2 PS1_4_BI2 PS1_4_BI3 PS1_4_BI3 BIO1_5_BI1 BIO1_5_BI1 BIO1_5_BI2 BIO1_5_BI2 BIO1_5_BI3 BIO1_5_BI3 BIO1_5_BI4 BIO1_5_BI4 BIO1_5_BI5 BIO1_5_BI5 BIO1_5_BI6 BIO1_5_BI6 BIO1_5_BI7 BIO1_5_BI7 BIO1_5_BI8...

  • Page 49: Filter Time Of A Digital Input

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.7.1. Filter time of a digital input The filter time eliminates debounces and short disturbances on a digital input. The filter time is set for each digital input of the terminal. The operation of input filtering is illustrated below.

  • Page 50: Pulse Counters

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.7.3. Pulse counters Some specific digital inputs (refer to section “Digital inputs” on page 47) of the terminal can be programmed either as digital inputs or as pulse counters. This programming is done via the parameter Input # mode (in this parameter as well as in others mentioned below, # denotes the input number).

  • Page 51: Oscillation Suppression

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.7.4. Oscillation suppression Oscillation suppression is used to reduce the load from the system when, for some unrecognized reason, a digital input starts oscillating. A digital input is regarded as oscillating if the number of valid status changes (= number of events after filtering) during 1 second is greater than the set value Input osc.

  • Page 52: Digital Outputs

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Value (BI#) Depending on the status of the digital input, the digital input value is TRUE (1) or FALSE (0). The BI# value changes on the rising or falling edge of the input. To prevent undesired status changes of the digital input due to switch debouncing, etc., the change of the attribute value is delayed by the filter time.

  • Page 53: High-Speed Double-Pole Power Outputs (Hspo)

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.1.8-1 Digital outputs REM 543 REM 545 Outputs PS1_4_HSPO1 PS1_4_HSPO1 PS1_4_HSPO2 PS1_4_HSPO2 PS1_4_HSPO3 PS1_4_HSPO3 PS1_4_HSPO4 PS1_4_HSPO4 PS1_4_HSPO5 PS1_4_HSPO5 PS1_4_SO1 PS1_4_SO1 BIO1_5_SO1 BIO1_5_SO1 BIO1_5_SO2 BIO1_5_SO2 BIO1_5_SO3 BIO1_5_SO3 BIO1_5_SO4 BIO1_5_SO4 BIO1_5_SO5 BIO1_5_SO5 BIO1_5_SO6 BIO1_5_SO6 BIO2_7_PO1...

  • Page 54: Single-Pole Power Outputs (Po)

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General The high-speed power outputs PS1_4_HSPO1... PS1_4_HSPO5 can also be connected as single-pole power outputs where the object to be controlled (e.g. a circuit breaker) is electrically connected in series with the two relay contacts, see the figure below.

  • Page 55: Signal Outputs (So)

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General e.g. BIO2_7_PO3... BIO2_7_PO6 PO3conn_b Fig. 5.1.8.2.-2 Double-pole power outputs (PO) If the power outputs BIO2_7_PO3... BIO2_7_PO6 are used as single-pole outputs, the object to be controlled is electrically connected in series with the two relay contacts to provide sufficient breaking capacity, see the following figure.

  • Page 56: Rtd/Analog Inputs

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.9. RTD/analog inputs The machine terminals equipped with an RTD/analog module (RTD1) have eight general purpose analog inputs for DC measurement. The RTD/analog inputs are galvanically isolated from the machine terminal power supply and enclosure. However, the inputs share a common ground.
  • Page 57 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General All range parameters can be set but only one is used. The value of the Input mode parameter determines which range parameter is used. The Temperature range parameter also defines the sensor type to be used, e.g. PT100. Parameter Values Default...

  • Page 58: Transducer Supervision

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.9.3. Transducer supervision The measuring signal level of each transducer is constantly supervised. If the measured signal falls more than 4% below or rises more than 4% over the specified input signal range of a particular channel, the transducer or the transducer wiring is considered to be faulty and the channel-specific invalid signal is immediately activated.

  • Page 59: Transducer Connections

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General to 1000 per mille of the range selected for the input and the y-axis is the scaled absolute value of the input. The linearization curves can be enabled and disabled with the Linear. curve parameters in the menu Configuration/RTD1/ Input #.
  • Page 60 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Current transducers When a current transducer is connected to the RTD/analog input, the SHUNT and IN+ terminals are linked together as are the GND and IN- terminals. The incoming current signal is connected to the IN+ terminal and the outgoing current signal to the IN- terminal.

  • Page 61: Attributes Of An Rtd/Analog Input For Machine Terminal Configuration

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General SHUNT Resistor sensor IN + IN - DIFF resist3w_b Fig. 5.1.9.6.-4 Principle diagram of the three-wire connection With the two-wire connection principle, the IN- and GND terminals are linked together. The resistor is connected across the IN+ and IN- inputs. SHUNT Resistor sensor IN +...

  • Page 62: Rtd/Analog Input Configuration Example

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.9.8. RTD/analog input configuration example The RTD/analog inputs are supported in the Relay Configuration Tool by the general measurement function blocks MEAI1...MEAI8. As an example, to monitor temperature using a PT100 sensor, the measured value of the RTD/analog input is connected to the function block by connecting the value attribute RTD1_6_AI1 to the RawAI input of the function block.

  • Page 63: Calibration

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.9.10. Calibration The RTD/analog module is calibrated at the factory. To be able to maintain the specified accuracy in spite of aging and varying temperature, the card also includes special hardware to allow self-recalibration on the field. This recalibration procedure runs continuously, even when no measurements are activated, to ensure that the card is always optimally calibrated.

  • Page 64: Rtd Temperature Vs. Resistance

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.9.11. RTD temperature vs. resistance For the resistance values (in Ohms) of temperature sensors at specified temperatures, see the table below. Platinum Nickel Copper Nickel TCR 0.00385 TCR 0.00618 TCR 0.00427 TCR 0.00672 TEMP C°...

  • Page 65: Analog Outputs

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.10. Analog outputs The machine terminals equipped with an RTD/analog module have four general purpose 0...20 mA analog current outputs. All outputs are galvanically isolated from the supply and enclosure of the machine terminal and from each other. For technical data of the analog outputs, refer to Table 5.2.1-7 on page 82.

  • Page 66: Analog Output Configuration Example

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General the Output range parameter. The transition of the AO#IV state may also generate an event. Event generation is controlled by the Event mask parameter found in the menu Configuration/RTD1. The output behaviour when the value attribute is outside the defined limits is as follows: Output range Value of AO#...

  • Page 67: Trip Circuit Supervision

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.11. Trip circuit supervision The trip circuit supervision inputs TCS1 and TCS2 in the REM 54_ consist of two functional units: • a constant-current generator including the necessary hardware elements • a software-based functional unit for signalling The functional units are based on the CMTCS1 and CMTCS2 function blocks included in the condition monitoring category.

  • Page 68: Configuring The Trip Circuit Supervision Cmtcs

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General The following values are recommended for the resistor Rh in refer to chapter 5.1.11.-1 below: Shunt resistor Rh Operating voltage Uc Ω 48 V DC 1.2 k , 5 W Ω 60 V DC 5.6 k , 5 W...

  • Page 69: Self-Supervision (Irf)

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.12. Self-supervision (IRF) The machine terminal is provided with an extensive self-supervision system. The self-supervision system handles run-time fault situations and informs the user of faults via the HMI and LON/SPA communication. See also Table 5.2.1-12 on page 85.

  • Page 70: Serial Communication

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Do not reset the machine terminal before reading the IRF code. The code should be supplied when overhaul is ordered. The following table gives an overview of the fault origin. Codes Explanation 0 ->...

  • Page 71: Lon/Spa Bus Communication On The Rear Connector X3.3

    Front panel optical RS-232 connection for a PC The optical connector on the front panel isolates the PC galvanically from the machine terminal. The front connector for the PC is standardized for ABB relay products and requires a specific opto-cable (ABB art. No 1MKC950001-2). The cable is connected to the serial RS-232 port of the PC.

  • Page 72: Parallel Communication Support

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Adjustable LON serial communication parameters are Subnet number, Node number and Bit rate. Parameter Value Default value Explanation Subnet number 1...255 LON subnet number Node number 1...127 LON node number Bit rate 78.1;...

  • Page 73: System Structure

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.13.7. System structure The system very often resembles the system in the figure below. Generator or motor feeders are protected and controlled with REM 54_ machine terminals. Some protection, control or alarm functions are implemented by using REF 54_ feeder terminals, SPACOM units or other SPA bus devices (devices connected to the system via the SPA bus).
  • Page 74 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Other supported system configurations are represented in the following figures. A LON bus and a parallel SMS bus connected as a SPA loop using the interface module RER 123 on connector X3.2, allows to implement the redundant SMS workstation.

  • Page 75: Lon Inputs And Outputs Via A Lon Bus

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.13.8. LON inputs and outputs via a LON bus The machine terminal offers up to 32 freely programmable LON inputs and outputs on the LON bus. The inputs and outputs use the LONMark Standard network variable (NV type 83 = SNVT_state) for sending and receiving process data.

  • Page 76: Display Panel (Hmi)

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.14. Display panel (HMI) The machine terminal is provided with either a fixed display or an external display module. The external display module requires a separate voltage supply from a common source with the main unit (refer to section “Auxiliary voltage” on page 39). For more information about the rated input voltages, refer to Table 5.2.1-2 on page 81.

  • Page 77: Alarm Led Indicators

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General E V E N T S M E A S U R E M E N T 0.0kV I L 1 - A 0 0 2 5 0 . 0 N O C 3 L o w 3 1 / E 1 s p r i n g r e a d y...

  • Page 78: Non-Latched Alarm

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General The alarm channels are seen as function blocks in the machine terminal configuration: Alarm channel Function block Alarm channel 1 MMIALARM1 Alarm channel 2 MMIALARM2 Alarm channel 3 MMIALARM3 Alarm channel 4 MMIALARM4 Alarm channel 5 MMIALARM5...

  • Page 79: Latched Alarm, Steady Led

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.15.2. Latched alarm, steady LED Latched, steady alarms can be acknowledged only when the ON signal is inactive. The time stamp of the first alarm is recorded. Successful acknowledgement clears the time stamp line of the alarm view and the corresponding alarm LED. An event is generated on the rising and falling edge of the ON signal and by acknowledgement.

  • Page 80: Interlocking

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.1.15.4. Interlocking The interlocking LED text can be defined in the same manner as for the other alarm channels. The colour of the interlocking LED is yellow and cannot be changed. The normal LED state is inactive (no light).

  • Page 81: Design Description

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.2. Design description 5.2.1. Technical data Table 5.2.1-1 Energizing inputs Rated frequency 50.0/60.0 Hz Current inputs rated current 0.2 A/1 A/5 A Thermal withstand continuously 1.5 A/4 A/20 A capability for 1 s 20 A/100 A/500 A dynamic current withstand, half-wave 50 A/250 A/1250 A...
  • Page 82 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.2.1-4 RTD/analog inputs (Continued) 200 Ω per lead Max lead resistance (three-wire measurement) ± 0.5% of full scale Accuracy ± 1.0% of full scale for 10 Ω Copper RTD Isolation 2 kV (inputs to outputs and inputs to protective earth Sampling frequency 5 Hz...
  • Page 83 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.2.1-9 Standard tests Insulation tests Dielectric test Test voltage 2 kV, 50 Hz, 1 min. IEC 60255-5 Impulse voltage test Test voltage 5 kV, unipolar impulses, IEC 60255-5 waveform 1,2/50 µs, source energy 0.5 J Insulation >...
  • Page 84 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.2.1-11 Data communication Rear interface, connector X3.1 not used, reserved for future purposes Rear interface, connector X3.2 RS-232 connection the fibre-optic interface module RER 123 for SPA and a third-party fully isolated RS-232/RS-485 converter for Modbus are needed for galvanic isolation protocol...
  • Page 85 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.2.1-12 General Toolboxes CAP 501 CAP 505 LNT 505 Event recording all events are recorded in higher level syntax: reason, time, date the last 100 events are recorded Data recording records operate values Protection functions see Technical Descriptions of Functions...

  • Page 86: Terminal Diagram Of Rem 543

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.2.2. Terminal diagram of REM 543 Mains SERIAL BUS SERIAL BUS External open External Ch 10, sensor close Ch 9, sensor Ch 8, sensor Ch 7, sensor Ch 5, sensor Disconnector Q1 Ch 4, sensor Close Ch 3, sensor...

  • Page 87: Terminal Diagram Of Rem 545

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.2.3. Terminal diagram of REM 545 Mains SERIAL BUS SERIAL BUS External open External close Ch 10, sensor Ch 9, sensor Ch 8, sensor Ch 7, sensor Ch 5, sensor Disconnector Q1 Ch 4, sensor Close Ch 3, sensor...

  • Page 88: Terminal Diagram Of The Rtd/Analog Module

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 5.2.4. Terminal diagram of the RTD/analog module Terminal diagrams for the machine terminals provided with an RTD/analog module are similar to the diagrams presented in sections “Terminal diagram of REM 543” on page 86 and “Terminal diagram of REM 545”...

  • Page 89: Terminal Connections

    2.5 mm wires. ABB sensors (Rogowski coil or voltage divider) are connected to the connectors X2.1...X2.9. A special type of shielded twin BNC connector (type AMP 332225 or Amphenol 31-224) is used to improve reliability and protection against disturbances.
  • Page 90 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Table 5.2.6-1 REM 54_ terminal connections Connector Description X1.1 connector for transformer inputs (current and voltage transformers) (module slot 1) X2.1 connector for sensor input 9 (slot 2) X2.2 connector for sensor input 8 (slot 2) X2.3 connector for sensor input 7 (slot 2) X2.4...
  • Page 91 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General A060277 Fig. 5.2.6.-2 Rear views of REM 545 (right: with RTD/analog module) A060278 A060280 Fig. 5.2.6.-3 Rear view of REM 545 with an external display module (right: the external display module)

  • Page 93: Service

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Service When the machine terminal is used under the conditions specified in Section 5.2.1. Technical data, it is practically maintenance-free. The machine terminal electronics include no parts or components subject to abnormal physical or electrical wear under normal operating conditions.

  • Page 95: Ordering Information

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Ordering Information 7.1. Order number The following is to be specified when ordering REM 54_ machine terminals: • Order number (see Fig. 7.1.-1) • Display language combination (e.g. English-German) • Modbus option for REM 543 •...

  • Page 96: Hardware Versions Of Rem 543 And Rem 545

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General The REM 543 and REM 545 machine terminals differ from each other as to the number of digital inputs and outputs as follows: Number of inputs/outputs REM 543 REM 545 Digital inputs Trip circuit supervision inputs Power outputs (NO single-pole) Power outputs (NO double-pole)

  • Page 97: Revision History Of Rem 54

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Revision History of REM 54_ 8.1. Revision identification The main releases of the REM 54_ machine terminals are differentiated with the software revision letter in the order number of the machine terminal and the corresponding software number, both of which are printed on the marking strip on the front panel of the terminal, for example as follows: Order No: REM543CM212AAAA...

  • Page 98: Configuration, Setting And Sa System Tools

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General New protection functions Function Description SCVCSt1 Synchro-check/voltage check function, stage 1 SCVCSt2 Synchro-check/voltage check function, stage 2 DOC6Low Three-phase directional O/C function, low-set stage I> -> DOC6High Three-phase directional O/C function, high-set stage I>> -> DOC6Inst Three-phase directional O/C function, instantaneous stage I>>>...
  • Page 99 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General • New language versions: • English - Swedish • English - Finnish • An informative parameter, Config. capacity, added (Main menu/ Configuration/General/Config. capacity). For further information refer to the Configuration Guideline (1MRS750745-MUM). •...
  • Page 100 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General New measurement functions Function Description MEAI1 General measurement 1 / analog input on RTD/analog module MEAI2 General measurement 2 / analog input on RTD/analog module MEAI8 General measurement 3 / analog input on RTD/analog module MEAO1 Analog output 1 on RTD/analog module MEAO2...

  • Page 101: Configuration, Setting And Sa System Tools

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General 8.3.2. Configuration, setting and SA system tools The following tool versions are needed to support the new functions and features of Release 2.0 revisions of REM 54_: • CAP 505 Relay Product Engineering Tools; CAP 505 v. 2.0.0 •...

  • Page 103: Abbreviations

    Normally open/ normally closed Printed circuit board Programmable logic controller Power output Protocol object dictionary Power supply Resistance temperature device Substation monitoring system SNVT Standard network variable type Signal output Data communication protocol, developed by ABB SPACOM ABB product family...

  • Page 105: Index

    REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Index Alarm indication ..................77 Alarm modes .................... 35 Alarm texts ....................35 Analog channels ..................41 Analog interface ..........14, 15, 16, 17, 18, 19, 20, 21 Analog outputs .......... 14, 15, 16, 17, 18, 19, 20, 21, 65 Application ....................
  • Page 106 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Hardware ..................13, 43, 96 High-speed double-pole power output (HSPO) ........53 HMI ..........14, 15, 16, 17, 18, 19, 20, 21, 23, 37, 76 Interlocking LED ................36, 80 Inversion of a digital input ............... 49 IRF ......................
  • Page 107 REM 54_ Machine Terminal 1MRS750915-MUM Technical Reference Manual, General Rated frequency ..................37 Rated values ....................44 Relay Configuration Tool ............. 25, 34, 43 Relay Mimic Editor ................25, 35 Relay Setting Tool ..................38 Revisions of REM 54_ ................97 Rogowski coil ................
  • Page 110 ABB Oy Distribution Automation P.O. Box 699 FI-65101 Vaasa FINLAND Tel. +358 10 22 11 Fax. +358 10 224 1094 www.abb.com/substationautomation...

This manual is also suitable for:

Rem 545Rem 543

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