9170800990 Rev M
BE1-87G Testing and Setting
i
SECTION 5
●
TESTING AND SETTING
TABLE OF CONTENTS
SECTION 5
●
TESTING AND SETTING .................................................................................................. 5-1
INTRODUCTION ................................................................................................................................... 5-1
Relay Operating Precautions ............................................................................................................. 5-1
OPERATIONAL TEST PROCEDURE ................................................................................................... 5-1
Equipment Required ........................................................................................................................... 5-2
Single-Phase/A-Phase Trip and Dropout Test ................................................................................... 5-2
B-Phase and C-Phase Trip and Dropout Test ................................................................................... 5-3
Target Indicator Test .......................................................................................................................... 5-7
Auxiliary Output Test .......................................................................................................................... 5-7
Power Supply Status Output Test ...................................................................................................... 5-7
Push-to-Energize Output Test ............................................................................................................ 5-7
SETTING THE RELAY .......................................................................................................................... 5-7
Terms for Calculations ....................................................................................................................... 5-7
CT Quality .......................................................................................................................................... 5-8
Burden Limit ....................................................................................................................................... 5-8
Relative CT Performance ................................................................................................................... 5-8
Setting Example 1 .............................................................................................................................. 5-8
Setting Example 2 .............................................................................................................................. 5-9
Figures
Figure 5-1. Location of Stabilizing Reactor Bypass Terminals (Single-Phase Relays)
............................. 5-2
Figure 5-2. Operational Test Setup
........................................................................................................... 5-3
Figure 5-3. Operating Characteristics, Relay Style x1x-xxx-xxxxx
............................................................ 5-4
Figure 5-4. Operating Characteristics, Relay Style x2x-xxx-xxxxx
............................................................ 5-5
Figure 5-5. Extended Restraint Operating Characteristic
.......................................................................... 5-6
Figure 5-6. Pickup Response Timing
........................................................................................................ 5-6
Figure 5-7. Motor Differential Application
.................................................................................................. 5-9
Figure 5-8. Generator Differential Application
......................................................................................... 5-10
Tables
Table 5-1. Recommended Pickup Settings
............................................................................................... 5-8
Содержание BE1-87G
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Страница 39: ...9170800990 Rev M BE1 87G Installation 4 9 Figure 4 8 Outline Dimensions Rear View Double Ended Mounting Case...
Страница 40: ...4 10 BE1 87G Installation 9170800990 Rev M Figure 4 9 Outline Dimensions Rear View Single Ended Mounting Case...
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Страница 46: ...4 16 BE1 87G Installation 9170800990 Rev M Figure 4 15 Typical DC Control Connections...
Страница 47: ...9170800990 Rev M BE1 87G Installation 4 17 Figure 4 16 Single Phase Sensing Connections...
Страница 48: ...4 18 BE1 87G Installation 9170800990 Rev M Figure 4 17 Three Phase Sensing Connections Wye Connected Generator...
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Страница 56: ...5 4 BE1 87G Testing and Setting 9170800990 Rev M Figure 5 3 Operating Characteristics Relay Style x1x xxx xxxxx...
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