4.3. Circuit Breaker
Subject
Description
Function of Part
It prevents the device and installation from being damaged by
switching the circuit off in case of over-current.
Impact in Case of Malfunction
1- It blows when there is no over-current.
2- The power supply of the device is switched off incorrectly.
Main Associated Error Codes
-
Diagnostics and Test Method
Visual inspection, observation when operating at full
load, and measurement from output poles.
Maintenance Requirement
There is no special maintenance requirement.
Test definition
Test Method
Output transmission control
Visually check if there is any deformation, burning, etc. in the
contacts and body of the Circuit Breaker. With a voltage tester,
confirm that the Circuit Breaker is conducting to the output
contacts with the latch of the Circuit Breaker turned up.
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