9137200997 Rev D BE1-51 General Information i
SECTION 1 • GENERAL INFORMATION
TABLE OF CONTENTS
SECTION 1 • GENERAL INFORMATION ................................................................................................ 1-1
DESCRIPTION....................................................................................................................................... 1-1
STANDARD FEATURES....................................................................................................................... 1-1
Time Overcurrent Functions............................................................................................................... 1-1
Non-Integrating Timing....................................................................................................................... 1-2
Integrating Timing............................................................................................................................... 1-2
Built-In Test ........................................................................................................................................ 1-2
OPTIONS............................................................................................................................................... 1-2
Timing................................................................................................................................................. 1-2
Neutral Defeat .................................................................................................................................... 1-2
Sensing Input Type ............................................................................................................................ 1-2
Sensing Input Range.......................................................................................................................... 1-2
Power Supply ..................................................................................................................................... 1-3
Targets ............................................................................................................................................... 1-3
Outputs............................................................................................................................................... 1-3
Instantaneous Outputs ....................................................................................................................... 1-3
Packaging........................................................................................................................................... 1-3
MODEL AND STYLE NUMBER DESCRIPTION................................................................................... 1-3
SPECIFICATIONS................................................................................................................................. 1-5
Sensing Input Burden......................................................................................................................... 1-5
Sensing Input Rating.......................................................................................................................... 1-5
Time Overcurrent Pickup Selection Range........................................................................................ 1-5
Time Overcurrent Measuring Accuracy.............................................................................................. 1-5
Time Overcurrent Dropout Ratio........................................................................................................ 1-5
Instantaneous Overcurrent Pickup Range ......................................................................................... 1-5
Instantaneous Overcurrent Measuring Accuracy............................................................................... 1-5
Instantaneous Overcurrent Dropout Ratio ......................................................................................... 1-5
Instantaneous Response.................................................................................................................... 1-5
Time Delay Accuracy ......................................................................................................................... 1-6
Output Circuits.................................................................................................................................... 1-6
Target Indicators ................................................................................................................................ 1-6
Power Supply ..................................................................................................................................... 1-6
Radio Frequency Interference (RFI) .................................................................................................. 1-6
Isolation .............................................................................................................................................. 1-6
Surge Withstand Capability................................................................................................................ 1-7
UL Recognized................................................................................................................................... 1-7
GOST-R.............................................................................................................................................. 1-7
Operating Temperature...................................................................................................................... 1-7
Storage Temperature ......................................................................................................................... 1-7
Shock.................................................................................................................................................. 1-7
Vibration ............................................................................................................................................. 1-7
Weight ................................................................................................................................................ 1-7
Case Size ........................................................................................................................................... 1-7
Figures
Figure 1-1. Style Number Identification Chart ........................................................................................... 1-4
Figure 1-2. Typical Instantaneous Response Time................................................................................... 1-5
Tables
Table 1-1. Power Supply Specifications.................................................................................................... 1-6
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