Section 2: Hardware Description; Operator Interface; Figure 2-1 Led Indication Label - Siemens 7SR45 Argus User Manual

Section 2: Hardware Description

2.1

Operator Interface

The rating label is located on the housing and provides more technical information about the 7SR45 self powered
overcurrent and earth fault relay.
Relay Information
The rating label contains the following product Information:
·
Product name
·
MLFB ordering code, with hardware version suffix
·
Nominal current (In) rating
·
Rated frequency
·
Binary input supply rating
·
Serial number
© 2017 Siemens Protection Devices Limited
Figure 2-1 LED Indication Label
7SR45 Description of Operation
Chapter 1 Page 10 of 34