ABB UniGear 500R - User Manual

Medium voltage product
UniGear 500R
Installation, operation and maintenance instruction manual
1. Your safety first - at all times! .................................... 1
2. Summary ................................................................. 2
2.1 Introduction ........................................................ 2
2.2 General .............................................................. 2
2.3 Standards and specifications ................................ 2
2.4 Operating condition ............................................. 3
3. Technical data .......................................................... 4
3.1 Electrical data ..................................................... 4
3.2 Resistance to internal arc faults ............................ 4
3.3. Dimensions and weights ...................................... 5
4. Panel design and equipment .................................... 13
4.1 Switchgear construction features ........................ 13
4.2 Internal arc clasification ..................................... 13
4.3 Switchgear typical compartments ........................ 14
4.4 Main components .............................................. 16
4.5 Interlocks/locks ................................................. 20
4.6 Optional applications ......................................... 21
5. Dispatch and storage .............................................. 22
5.1 Packing and transport ........................................ 22
5.2 Control on receipt.............................................. 22
5.3 Storage ............................................................ 23
5.4 Handling ........................................................... 24
6. Assembly of the switchgear at site ............................ 26
6.1 General ............................................................ 26
6.2 Foundations ...................................................... 26
6.3 Assembly of the switchgear panels ...................... 38
6.4 Installation of the busbars .................................. 41
6.5 Releasing the gas overpressure .......................... 42
6.6 Cable connection .............................................. 44
6.7 Earthing circuit ................................................. 46
6.8 Final erection work ............................................ 46
7. Operation of the switchgear ..................................... 47
7.1 Circuit-breaker operation ................................... 47
7.2 Three-position disconnector operation ................. 48
7.3 Front panel of incoming/feeder unit ..................... 49
7.4 Front panel of Bus-section unit ........................... 59
7.5 Access to voltage transformers, fuses or links ...... 61
8. Commissioning ....................................................... 63
8.1 Preliminary operations ....................................... 63
8.2 Measurements and tests ..................................... 63
9. Maintenance ........................................................... 64
9.1 General ............................................................ 64
9.2 Inspection ......................................................... 64
9.3 Servicing .......................................................... 65
9.4 Repairs ............................................................ 68
9.5 Accessories and spare parts ............................... 68
10. Product quality and environmental protection ........... 69

Summary

Safety First

Essential Safety Precautions and Warnings

Crucial safety guidelines and warnings for handling the switchgear.

Switchgear Overview

Introduction, Standards, and Specifications

Introduction, general info, standards, and specifications for the switchgear.

Operating Conditions and Versions

Details on normal/special operating conditions and available switchgear versions.

Technical Data and Panel Design

Electrical Specifications and Arc Fault Resistance

Detailed electrical data, rated values, and resistance to internal arc faults.

Dimensions, Weights, and Construction Features

Switchgear dimensions, weights, and construction features.

Compartments, Components, and Interlocks

Description of switchgear compartments, main components, and interlocking mechanisms.

Optional Features and Applications

Information on optional applications like earthing switches and voltage transformers.

Installation and Site Preparation

Dispatch, Storage, and Handling

Guidelines for dispatch, storage, handling, and receipt control of the switchgear.

Site Assembly and Foundation Requirements

Procedures for switchgear assembly, foundations, panel coupling, and busbar installation.

Gas Release and Cable Connection

Instructions for releasing gas overpressure and connecting power cables.

Earthing Circuit and Final Erection

Details on the earthing circuit and final erection work.

Operation, Commissioning, and Maintenance

Switchgear Operation Procedures

Steps for operating circuit-breakers, disconnectors, and bus-section units.

Cable Test Equipment and Procedures

Using cable test equipment and accessing test points.

Commissioning and Site Testing

Procedures for commissioning, preliminary operations, and site tests.

Maintenance and Servicing Schedule

Guidelines for inspection, servicing, repairs, and component checks.

Product Quality and Environmental Protection

Quality Standards and Disposal Methods

Information on quality management, environmental standards, and product disposal.

ABB UniGear 500R Specifications

General

Frequency	50/60 Hz
Internal Arc Classification	IAC AFLR (optional)
Number of panels	Configurable
Insulation	Air
Busbar System	Single busbar
Type tested assembly	IEC 62271-200
Degree of protection	IP4X
Dimensions (WxHxD)	Varies by configuration
Weight	Varies by configuration