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ISKRAEMECO MT880-T1 User Manual

ISKRAEMECO MT880-T1
49 pages
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MT880
Installation and maintenance manual

Table of Contents

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ISKRAEMECO MT880-T1 Specifications

General IconGeneral
DisplayLCD
Storage Temperature-40 °C to +70 °C
Voltage3x230/400V
Frequency50 Hz
CommunicationRS485, optical port

Summary

1. SAFETY INFORMATION

1.1. Responsibilities

Owner's responsibility for qualified personnel and adherence to manuals.

1.2. Safety instructions

General safety guidelines for meter handling, installation, and maintenance.

2. METER TECHNICAL INFORMATION

2.1. External and fixing dimensions

Specifies meter and fixing dimensions complying with DIN 43857 standard and IP protection level.

2.2. Name plate

Details on basic data and type designation found on the meter's name plate.

2.3. Connection diagrams

Illustrates diagrams for connecting MT880 meters to 3-phase networks.

2.4. Voltage and current connection

Explains meter's multi-voltage range and connection requirements for voltage and current.

2.5. External power supply

Details on connecting external power supply for specific meter versions.

3. METER DESCRIPTION

3.1. Terminal block – modular version

Details the terminal block layout for the modular version of the meter.

3.2. Terminal block – integrated version

Describes the terminal block for the integrated version, noting RS485 interface.

3.3. Terminal block of direct connected meter D2

Explains the terminal block for direct connected meter D2, including UI splitter.

3.4. COP5 cover

Optional cover for terminals to prevent unauthorized access.

3.5. Label for CT/VT ratio, manual billing reset button

Describes the label area for CT/VT ratio and the manual billing reset button.

3.6. LCD display

Explains the 198-segment LCD display, its fields, and indicators.

4. METER INSTALLATION

4.1. Fixing meter on the surface

Instructions for mounting the meter using screws and its hanger.

4.2. Preparing of cables

Guidelines for preparing power and other cables, including insulation removal and ferrules.

4.3. Wiring of meters

Step-by-step instructions for connecting power, inputs, outputs, and communication interfaces.

5. CHECKING METER FUNCTIONS

5.1. Errors

Classification of errors by severity (fatal, critical, non-critical) and actions.

6. METER OPERATION MONITORING

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