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Circuit breakers
DF2520
Operating instructions manual
IFM DF2520 Operating Instructions Manual
Electronic circuit breakers, standard for the 24 v dc secondary circuit
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Table of Contents
Table of Contents
Preliminary Note
Symbols Used
Safety Instructions
Intended Use
Function
Temperature Factor / Continuous Current Rating
Fail-Safe Element
Installation
Electrical Connection
Supply, Feedback and Potential Modules
Operating and Display Elements
Df12Xx Circuit Protection Modules
Interrogation of Module to Confirm the Set Nominal Current
Setting of the Nominal Current
Maintenance, Repair and Disposal
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Operating instructions
GB
Electronic circuit breakers, standard
for the 24 V DC secondary circuit
DF11xx
DF12xx
DF25xx
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Summarization of Contents
Preliminary Note and Symbols
Symbols Used in Documentation
Explains the meaning of symbols used in the document for clarity.
Safety Instructions
Intended Use
Product Functionality
Temperature Factor and Current Rating
Explains how ambient temperature affects continuous current rating.
Fail-Safe Element Description
Describes the integrated fail-safe element for circuit protection.
Installation Guidelines
Electrical Connection
Supply, Feedback, and Potential Modules
Information on using auxiliary modules for power supply and feedback.
Operating and Display Elements
DF12xx Circuit Protection Module Status LEDs
Details the status LED indications for DF12xx modules.
Confirming Set Nominal Current
Procedure to check the set nominal current using the status LED.
Setting the Nominal Current
Steps to adjust the nominal current setting on the circuit protection modules.
Maintenance, Repair, and Disposal
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