Accuracy, Metering, Protection timers – Rockwell Automation 592- E300 Overload Relay User Manual User Manual
Page 328: Metering protection timers
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328
Rockwell Automation Publication 193-UM015B-EN-P - June 2014
Appendix A Specifications
Accuracy
Metering
The E300 Electronic Overload Relay metering accuracy is listed below:
Protection Timers
All E300 Electronic Overload Relay trip timers shall have a resolution of ±0.1 s or
0.1 s/25 s (whichever is greater).
Table 355 - Ground Fault Protection (External Ground Fault Module)
Type
Core Balanced
Intended Use
Equipment Protection
Classification (Per UL 1053)
Class I
Protection Range
20…100 mA
100…500 mA
200 mA…1.0 A
1.0…5.0 A
Trip & Warning Time Delay
0.1…25.0 s
Protection Inhibit Time
0…250 s
Table 356 - Metering Accuracy
Current
±2% of Sensing Module Current Range
Voltage
±2% of Sensing Module Voltage Range
Power
±5%
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