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Eaton RVAC - User Manual

Eaton RVAC
34 pages
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Instruction Leaflet IL0102002E
Ring Main Unit Operation Instruction
Effective April 2018
Product Type
RVAC
Product Name
Indoor, Fixed, AC Metal-Enclosed Switchgear (SF6 RMU)
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Eaton RVAC Specifications

General IconGeneral
BrandEaton
ModelRVAC
CategoryIndustrial Equipment
LanguageEnglish

Summary

Chapter 1 Product Introduction

General Description of RVAC RMU

Detailed overview of the RVAC indoor fixed AC metal enclosed switchgear, its development, and applications.

Operating Conditions for RMU

Specifies the environmental and atmospheric conditions for safe and optimal operation of the switchgear.

Catalogue Numbering System Explained

Explains the structure and meaning of the product's catalogue numbering system for identification.

Technical Data Specifications

Presents key technical specifications and rated values for the switchgear, including voltage and current ratings.

Rated Fuse Current Selection

Details fuse selection based on transformer capacity and rated current for protection.

Relevant Industry Standards

Lists relevant national and international standards the product complies with for quality assurance.

Chapter 2 Transport, Handling, Inspection, and Storage

Safe Transport and Handling Procedures

Guidelines for safe transportation, loading, and unloading of the switchgear to prevent damage.

Inspection and Storage Guidelines

Procedures for visual inspection, SF6 gas pressure check, and proper storage of the equipment.

Chapter 3 Installation

RMU Installation Dimensions

Provides dimensional data for various RVAC RMU models for installation planning and site preparation.

RMU Installation Base Requirements

Describes the requirements and construction of the RMU installation base, including concrete pouring.

RMU Mounting and Fixation

Instructions on securely fixing the RMU to the base frame using bolts and specified torque.

RMU Grounding Procedure

Details the procedure for connecting the RMU to the site's grounding grid for safety.

Cable Installation and Connection

Steps for preparing and connecting cables to the RMU compartments, ensuring proper sealing.

Fuse Installation Procedure

Procedure for installing and replacing fuses in the combination unit, including safety precautions.

Switchgear Cabinet Interconnection

Method for connecting multiple switchgear cabinets using a bus connector to form a ring.

Post-Installation Inspection and Cleaning

Final checks and cleaning required after installation is complete to ensure proper function.

Chapter 4 Operation

Load Switch Cabinet Operation

Instructions for operating the load switch cabinet, covering interface description and interlocks.

Combination Unit Cabinet Operation

Instructions for operating the combination unit, including interface description and interlocks.

Circuit Breaker Cabinet Operation

Instructions for operating the circuit breaker cabinet, covering interface description and interlocks.

RVAC Cabinet Configuration Types

Overview of different RVAC cabinet configurations and their specific functions and features.

Chapter 5 Operation, Maintenance and Repair

Pre-Operation Checks and Notices

Pre-operation checks and guidelines for safe and correct operational startup of the RMU.

SF6 Gas Management and Safety

Safety precautions and procedures for managing SF6 gas density and pressure within the enclosure.

Routine Patrol Inspection

Routine visual checks on equipment condition and indicators during operation on a daily/weekly basis.

Periodic General Inspection

Periodic external inspection and maintenance performed when the RMU is stopped for running.

Detailed Regular Inspection

Detailed external inspection and maintenance performed at longer intervals when RMU is stopped.

Temporary Maintenance Procedures

Maintenance performed due to exceptional situations or when operational limits are reached.

Post-Repair Testing

Tests conducted after repair to ensure equipment integrity, seal tightness, and withstand voltage.

Chapter 6 Supplied Documents and Accessories

Chapter 7 Ordering Information

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