beautypg.com

Accuracy, Metering, Protection timers – Rockwell Automation 592- E300 Overload Relay User Manual User Manual

Page 328: Metering protection timers

background image

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%

This manual is related to the following products: