9252000995 Rev G
BE1-50/51B-218/-228 General Information
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SECTION 1
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GENERAL INFORMATION
TABLE OF CONTENTS
INTRODUCTION.................................................................................................................................... 1-1
FEATURES ............................................................................................................................................ 1-1
Advantages......................................................................................................................................... 1-2
SPECIFICATIONS ................................................................................................................................. 1-2
Current Sensing Input ........................................................................................................................ 1-2
Time Overcurrent (51) Element.......................................................................................................... 1-2
Instantaneous Overcurrent (50) Element ........................................................................................... 1-5
Burden ................................................................................................................................................ 1-6
Frequency Response ......................................................................................................................... 1-7
Transient Response ........................................................................................................................... 1-7
Harmonic Response........................................................................................................................... 1-7
Target Indicators ................................................................................................................................ 1-8
Output Contacts ................................................................................................................................. 1-8
Type Tests.......................................................................................................................................... 1-8
Environment ....................................................................................................................................... 1-9
Agency Recognition ........................................................................................................................... 1-9
Physical .............................................................................................................................................. 1-9
Figures
Figure 1-1. Integrating Reset Characteristic Curve ................................................................................... 1-5
Figure 1-2. Instantaneous Characteristic Curves ...................................................................................... 1-6
Figure 1-3. Burden Characteristics............................................................................................................ 1-7
Figure 1-4. Harmonic Rejection................................................................................................................. 1-8
Tables
Содержание BE1-50/51B-218
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