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Areva HVX Series User Manual

Areva HVX Series
32 pages
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HVX
0
HVX
Vacuum circuit-breaker
17,5 kV (> 2500 A / 50 kA)
Installation
Operation
Maintenance
No. AGS 531 461-01
Edition 06/07
AREVA T&D
Technical instruction
MEDIUM VOLTAGE SWITCHING DEVICE
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Areva HVX Series Specifications

General IconGeneral
Rated CurrentUp to 4000 A
Rated Short-Circuit Breaking CurrentUp to 63 kA
Rated Frequency50/60 Hz
Mechanical Endurance10, 000 operations
Operating MechanismSpring-operated

Summary

Regulations and Provisions

Intended Use of HVX Circuit-Breaker

Defines the proper application of the HVX circuit-breaker and consequences of misuse.

Safety Provisions for Maintenance

Outlines essential safety precautions and rules for working on the circuit-breaker.

Technical Data Overview

Detailed Technical Specifications

Presents detailed technical specifications and ratings for the HVX circuit-breaker.

Assembly of HVX Circuit-Breakers

General Assembly Instructions

General instructions and safety warnings before starting the assembly process for HVX circuit-breakers.

HVX-E Mechanical Assembly

Step-by-step guide for the mechanical assembly and racking of the HVX-E withdrawable unit.

Commissioning HVX Circuit-Breakers

HVX-E Commissioning Tests

Performing functional tests for the HVX-E withdrawable unit circuit-breaker.

Operation of HVX Circuit-Breakers

Control Elements and Interface

Identifies and explains the various control elements and indicators on the HVX circuit-breaker.

Interlock Functions

Details mechanical and electrical interlocks designed to prevent operating errors and ensure safe usage.

Servicing and Maintenance

Maintenance Safety

Safety rules and qualifications required for personnel performing maintenance on HVX circuit-breakers.

Vacuum Chamber Breaking Limits

Defines limits for breaking operations and when vacuum chambers require replacement.

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