MR ETOS ED User Manual

14 Technical data
Maschinenfabrik Reinhausen GmbH 2020382 6385142/08 ENETOS
®
ED
Figure263: Internal fuse (2x) of wide range power supply in assembly OT1205
OT1205 (MR/48)
Permissible voltage range 20 to 70VDC
V
N
: 48VDC
Power consumption 55W
Internal fuse 250 V; 5A; 5 x 20mm, "fast-acting"
characteristics
Table141: Special version with DC voltage power supply
Figure264: Internal fuse and spare fuse of DC voltage power supply in assembly OT1205

MR ETOS ED Specifications

General

Brand	MR
Model	ETOS ED
Category	DC Drives
Language	English

Summary

Safety

Appropriate use

Defines the intended and correct usage of the motor-drive unit.

Fundamental safety instructions

Key safety guidelines for preventing accidents and damage.

Personal protective equipment

Details on required PPE for safe operation and maintenance.

IT security

General

General recommendations for operating the product safely with IT security considerations.

Commissioning

IT security recommendations for the commissioning phase of the device.

Operation

IT security recommendations to follow during the operation of the device.

Product description

Scope of delivery

Information on how the motor-drive unit is packaged and delivered.

Function description

Explanation of how the motor-drive unit adjusts tap-changer positions.

Performance features

Overview of optional function packages available for the device.

Emergency operation during switching blocking (X100 bridge)

Procedure for emergency operation during switching blocking.

Visualization

Instructions for accessing and using the device visualization.

Mounting

Attaching the control cabinet to the transformer

Step-by-step instructions for mounting the control cabinet onto the transformer.

Centering on-load tap-changer and motor-drive unit

Detailed steps for centering the OLTC and motor-drive unit.

Connecting the ISM® assemblies

Description of ISM assemblies and their connection requirements.

Notes on connecting to the MR sensor bus

Important notes and precautions for connecting sensors to the MR sensor bus.

Connecting the motor-drive unit

Safety precautions and guidelines for connecting the motor-drive unit.

Cable recommendation

Cable recommendations for various circuits according to Maschinenfabrik Reinhausen GmbH.

Electrical connection

Step-by-step instructions for the electrical connection of the motor-drive unit.

Commissioning

Starting up motor-drive unit

Preparation and commissioning steps for starting up the motor-drive unit.

Tests on motor-drive unit

Safety precautions and tests to perform on the motor-drive unit.

Commissioning wizard

How to use the commissioning wizard for parameter setup.

Checking measured values and status of digital inputs and outputs

Procedure to check the plausibility of measured values and I/O status.

Checking the temperature measurement

Procedure to check temperature measurements and sensor wiring.

Operation

Operating the motor-drive unit remotely

How to operate the motor-drive unit remotely.

Operating motor-drive unit locally

Procedures for operating the motor-drive unit locally.

Operating the motor-drive unit with the hand crank

Safety warnings and instructions for operating the unit with the hand crank.

Visualization

Establishing connection to visualization

Instructions for establishing a connection to the device visualization.

Setting general device functions

How to set general device functions using parameters.

Set up automatic logout

Configuring automatic logout after a period of inactivity.

Activating/deactivating service user access

Procedure for activating/deactivating service user access for diagnostics.

Configuring the network

Configuring network interfaces for control system communication.

MQTT

Activating and configuring the MQTT message protocol.

Setting the device time

Methods for setting the device time manually or via SNTP.

Configuring syslog

Configuring the transmission of log messages via syslog protocol.

Setting the screensaver

Activating and setting a screensaver to increase display service life.

SCADA

Configuring the device to connect to a control system (SCADA).

Configuring IEC 61850 (optional)

Setting parameters for the IEC 61850 control system protocol.

Configuring IEC 60870-5-101 (optional)

Setting parameters for the IEC 60870-5-101 protocol.

Configuring IEC 60870-5-103 (optional)

Setting parameters for the IEC 60870-5-103 protocol.

Configuring IEC 60870-5-104 (optional)

Setting parameters for the IEC 60870-5-104 protocol.

Configuring Modbus (optional)

Setting parameters for the Modbus control system protocol.

Configuring DNP3 (optional)

Setting parameters for the DNP3 control system protocol.

Configuring GOOSE (optional)

Using the GOOSE function to send or receive GOOSE messages.

Configure data points (optional)

Adjusting control system data points using the web visualization.

Display status of the SCADA connection

Linking signals and events

Cooling system control (optional)

Configuring cooling stages

Set the operating mode

Configuring load-dependent mode

Configuring periodic mode

Configuring alternating mode

Configuring the frequency-based cooling system control

Controlling cooling system fans using frequency based on temperature and load.

Cooling system monitoring (optional)

Setting the cooling system monitoring function

Cooling efficiency monitoring (optional)

Cooling system flow monitoring (optional)

Control of the motor-drive unit (optional)

Setting the switching pulse for controlling the motor-drive unit

Setting motor runtime monitoring

Setting the switching direction

Regulation

Response to control system disconnection (optional)

Setting control variable (optional)

Voltage regulation (optional)

Reactive power regulation (optional)

Transformer data

Measurement

Line drop compensation

Compensating for load-dependent voltage drop using R&X or Z compensation.

Parallel operation (optional)

Monitoring functions

Voltage monitoring

Current monitoring

Power monitoring

U bandwidth monitoring

Q bandwidth monitoring (optional)

Phase symmetry monitoring

Monitoring the gas volume of the Buchholz relay (OLTC)

Monitoring the gas volume of the Buchholz relay (transformer)

Monitoring the oil pressure (transformer)

Monitoring the oil pressure (on-load tap-changer)

Target-tap-position operation

Displaying measured value recorder (optional)

On-load tap-changer monitoring

Motor Current Index (MCI)

Setting MCI monitoring

Transformer monitoring (optional)

Hot-spot calculation (optional)

Setting parameters for hot-spot calculation.

Displaying the measured value trend of the oil level and dehydrating breather (optional)

Dissolved gas analysis (optional)

Configuring DGA monitoring

MR sensor bus

Configuring MR sensor bus

Managing sensors

Function assignment

Fault elimination

Safety instructions

General safety warnings related to fault elimination procedures.

Fault in the environment of the motor-drive unit

Fault in the motor-drive unit when the switching operation has not ended

Troubleshooting for faults where the switching operation is incomplete.

Fault in the motor-drive unit after the switching operation is ended correctly

Hand crank operation in the event of faults

Guidelines for using the hand crank in emergency fault situations.

Fault elimination ISM (hardware and software)

Troubleshooting for ISM hardware and software faults.

Human-machine interface

Torque monitoring

Temperature monitoring

Maintenance messages

Removal

Danger of death or severe injury!

Safety warnings related to disassembly of energized components.

Danger of death and damage to property!

Technical data

Motor-drive unit

Technical data for the standard design of the motor-drive unit.

Control cabinet

Voltage measurement and current measurement

Digital inputs and outputs

Analog inputs and outputs

Electromagnetic compatibility

Immunity to electrostatic discharge, high-frequency fields, and impulse voltages.