Rockwell-automation 592- E300 Overload Relay User Manual Manual de usuario Pagina 77

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Rockwell Automation Publication 193-UM015B-EN-P - June 2014 77
Chapter 5
Protective Trip and Warning Functions
Introduction
The purpose of this chapter is to provide detailed information regarding the
protective trip and warning functions of the E300Electronic Overload Relay.
The protective trip and warning functions are organized into five sections:
Cu
rrent Based
Voltage Based
Power Based
Control Based
Analog Based
Th
is chapter explains the trip and warning protection features of the E300
Ele
ctronic Overload Relay and the associated configuration parameters.
Current Based Protection
The E300 Electronic Overload Relay digitally monitors the electrical current
consumed by an electric motor. This electric current information is used for the
following protective trip and warning functions:
Overload Trip/Warning
Phase Loss Trip
Ground Fault Trip/Warning
Stall Trip
Jam Trip/Warning
Underload Trip/Warning
Current Imbalance Trip/Warning
Line Under Current Trip/Warning
Line Over Current Trip/Warning
Line Loss Trip/Warning
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