Chapter Overview - GE MiCOM P40 Agile Technical Manual

P543i/P545i
1

CHAPTER OVERVIEW

The primary purpose of this product is not overcurrent protection. It does however provide a range of current
protection functions to be used as backup protection. This chapter assumes you are familiar with overcurrent
protection principles and does not provide detailed information here. If you require further information about
general overcurrent protection principles, please refer either to General Electric's NPAG publication, earlier
incarnations of this technical manual, or one of our technical manuals from our P40 Agile Modular distribution
range of products such as the P14x.
This chapter contains the following sections:
Chapter Overview
Phase Fault Overcurrent Protection
Negative Sequence Overcurrent Protection
Earth Fault Protection
Sensitive Earth Fault Protection
High Impedance REF
Thermal Overload Protection
Broken Conductor Protection
Transient Earth Fault Detection
P54x1i-TM-EN-1
Chapter 13 - Current Protection Functions
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