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T35 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
GROUPED ELEMENTS
CHAPTER 5: SETTINGS
5
XFMR HST PICKUP
— Enter the hottest-spot temperature required for operation of the element. Base this setting on the
maximum permissible hottest-spot temperature under emergency transformer loading conditions and maximum ambient
temperature.
XFMR HST DELAY
— Enter an appropriate time delay before operation of the element.
Figure 5-105: Transformer hottest-spot temperature logic
5.7.3.5 Aging factor
SETTINGS
GROUPED ELEMENTS
SETTING GROUP 1(6)
TRANSFORMER
AGING FACTOR
The Aging Factor element detects transformer aging in per-unit normal insulation aging. The element can be set to alarm
or trip whenever the computed aging factor is greater than the user-defined pickup setting for the specified time delay.
AGING FACTOR PICKUP
— Enter a value above which the aging factor element is to operate. Enter a setting greater than the
maximum permissible aging factor under emergency loading conditions and maximum ambient temperature.
AGING FACTOR
AGING FACTOR
FUNCTION: Disabled
Range: Disabled, Enabled
AGING FACTOR PICKUP:
2.0 pu
Range: 1.1 to 10.0 pu in steps of 0.1
AGING FACTOR
DELAY: 10 min.
Range: 0 to 30000 min. in steps of 1
AGING FACTOR BLOCK:
Off
Range: FlexLogic operand
AGING FACTOR TARGET:
Self-Reset
Range: Self-reset, Latched, Disabled
Содержание T35
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Страница 14: ...1 4 T35 TRANSFORMER PROTECTION SYSTEM INSTRUCTION MANUAL FOR FURTHER ASSISTANCE CHAPTER 1 INTRODUCTION 1 ...
Страница 202: ...4 88 T35 TRANSFORMER PROTECTION SYSTEM INSTRUCTION MANUAL FLEXLOGIC DESIGN USING ENGINEER CHAPTER 4 INTERFACES 4 ...
Страница 472: ...5 270 T35 TRANSFORMER PROTECTION SYSTEM INSTRUCTION MANUAL TESTING CHAPTER 5 SETTINGS 5 ...
Страница 500: ...6 28 T35 TRANSFORMER PROTECTION SYSTEM INSTRUCTION MANUAL PRODUCT INFORMATION CHAPTER 6 ACTUAL VALUES 6 ...
Страница 514: ...7 14 T35 TRANSFORMER PROTECTION SYSTEM INSTRUCTION MANUAL TARGETS MENU CHAPTER 7 COMMANDS AND TARGETS 7 ...
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Страница 588: ...C 6 T35 TRANSFORMER PROTECTION SYSTEM INSTRUCTION MANUAL COMMAND LINE INTERFACE APPENDIX C COMMAND LINE INTERFACE C ...
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