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Siemens 7SR224 Description & Operation

Siemens 7SR224
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(1) Description of Operation 7SR224
The copyright and other intellectual property rights in this document, and in any model or article produced from it (and including
any registered or unregistered design rights) are the property of Siemens Protection Devices Limited. No part of this document
shall be reproduced or modified or stored in another form, in any data retrieval system, without the permission of Siemens
Protection Devices Limited, nor shall any model or article be reproduced from this document unless Siemens Protection Devices
Limited consent.
While the information and guidance given in this document is believed to be correct, no liability shall be accepted for any loss or
damage caused by any error or omission, whether such error or omission is the result of negligence or any other cause. Any
and all such liability is disclaimed.
©2009 Siemens Protection Devices Limited
DOCUMENTATION SET
This document is part of a set. The full list of documents in the set, and the publication numbers under
which they can be ordered, is given below. These documents can be provided on request to Siemens
Protection Devices Ltd. Tel. +44 (0)191 401 5555. They can also be found on our website at
www.reyrolle-protection.com
.
RECLOSER CONTROLLER 7SR224
1. Description of Operation
2. Settings, Configuration & Instruments Guide
3. Performance Specification
4. Data Communications
5. Installation Guide
6. Commissioning & Maintenance Guide
7. Applications Guide
(1) Description of
Operation
7SR224
Recloser Controller

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Siemens 7SR224 Specifications

General IconGeneral
Rated Current1A or 5A
Frequency50 / 60 Hz
Rated Frequency50 / 60 Hz
Number of Overcurrent Stages3
Number of Earth Fault Stages1
Current Input1A or 5A
Communication ProtocolsModbus RTU
Operating Temperature Range-25°C to +55°C
Protection FunctionsOvercurrent, Earth Fault
Auxiliary Supply Voltage24-250V DC/48-265V AC

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