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MR VACUTAP VRC I User Manual

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On-load tap-changer
VACUTAP
®
VR I II III-Ex
Installation and commissioning instructions
5292950/01 EN

Table of Contents

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MR VACUTAP VRC I Specifications

General IconGeneral
BrandMR
ModelVACUTAP VRC I
CategoryIndustrial Equipment
LanguageEnglish

Summary

Safety

Appropriate use

Defines the intended and correct application of the on-load tap-changer.

Fundamental safety instructions

General safety guidelines for handling, installation, and operation.

Measures for ensuring compliance with explosion protection requirements

Details measures taken by the manufacturer and operator for explosion safety.

Personal protective equipment

Lists essential personal protective equipment (PPE) for safe work.

Product description

Protective devices

Details the protective devices integrated into the on-load tap-changer.

Mounting

Installation information

Important notes and precautions to consider before starting the installation process.

Installing the on-load tap-changer in the transformer (standard version)

Detailed steps for mounting the on-load tap-changer in the transformer.

Fastening on-load tap-changer to transformer cover

Specific instructions on how to secure the on-load tap-changer to the transformer cover.

Connecting the tap winding and on-load tap-changer take-off lead

Procedures for connecting the tap winding and the take-off lead to the tap selector.

Commissioning

Commissioning transformer at operating site

Procedures for final checks and energization at the operating site.

Filling the oil compartment of the on-load tap-changer with insulating fluid

Steps for filling the oil compartment with the correct insulating fluid.

Fault elimination

Tripping the protective relay and re-commissioning the transformer

Actions to take when the protective relay trips and how to re-commission the transformer.

Technical data

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