Siemens Reyrolle 7SR54 - Introduction

Introduction
7SR5 Devices
This manual is applicable to the following relays:
•
7SR542 series
•
7SR543 series
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!
CAUTION
Current Transformer Circuits
²
The secondary circuit of a live CT must not be open circuited. Non-observance of this precaution can
result in injury to personnel or damage to equipment.
1
Reyrolle 7SR5, Transformer Protection Device, Device Manual 19
C53000-G7040-C015-1, Edition 11.2019