CHAPTER 2: PRODUCT DESCRIPTION
SPECIFICATIONS
F35 MULTIPLE FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
2-25
2
DEMAND
Measurements:
Phases A, B, and C present and maximum measured currents
3-Phase Power (P, Q, and S) present and maximum measured currents
Accuracy:
±2.0%
2.5.5 Inputs
AC CURRENT
CT rated primary:
1 to 50000 A
CT rated secondary:
1 A or 5 A by connection
Relay burden:
< 0.2 VA at rated secondary
Conversion range:
Standard CT:
0.02 to 46
×
CT rating RMS symmetrical
Sensitive Ground CT module:
0.002 to 4.6
×
CT rating RMS symmetrical
Current withstand:
20 ms at 250 times rated
1 sec at 100 times rated
continuous 4xInom
Short circuit rating:
150000 RMS symmetrical amperes, 250 V maximum (primary current to external CT)
AC VOLTAGE
VT rated secondary:
50.0 to 240.0 V
VT ratio:
1.00 to 24000.00
Relay burden:
< 0.25 VA at 120 V
Conversion range:
1 to 275 V
Voltage withstand:
continuous at 260 V to neutral
1 min/hr at 420 V to neutral
FREQUENCY
Nominal frequency setting:
25 to 60 Hz
Sampling frequency:
64 samples per power cycle
Tracking frequency range:
20 to 70 Hz
CONTACT INPUTS
Dry contacts:
1000
Ω
maximum
Wet contacts:
300 V DC maximum
Selectable thresholds:
17 V, 33 V, 84 V, 166 V
Tolerance:
±10%
Contacts per common return:
4
Recognition time:
< 1 ms
Debounce time:
0.0 to 16.0 ms in steps of 0.5
Continuous current draw:
4 mA (when energized)
CONTACT INPUTS WITH AUTO-BURNISHING
Dry contacts:
1000
Ω
maximum
Wet contacts:
300 V DC maximum
Selectable thresholds:
17 V, 33 V, 84 V, 166 V
Tolerance:
±10%
Contacts per common return:
2
Recognition time:
< 1 ms
Debounce time:
0.0 to 16.0 ms in steps of 0.5
Continuous current draw:
4 mA (when energized)
Auto-burnish impulse current:
50 to 70 mA
Duration of auto-burnish impulse:
25 to 50 ms
DCMA INPUTS
Current input (mA DC):
0 to –1, 0 to +1, –1 to +1, 0 to 5, 0 to 10, 0 to 20, 4 to 20 (programmable)
Input impedance:
379
Ω
±10%
Содержание F35
Страница 12: ...1 4 F35 MULTIPLE FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL FOR FURTHER ASSISTANCE CHAPTER 1 INTRODUCTION 1 ...
Страница 202: ...4 88 F35 MULTIPLE FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL FLEXLOGIC DESIGN USING ENGINEER CHAPTER 4 INTERFACES 4 ...
Страница 562: ...6 30 F35 MULTIPLE FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL PRODUCT INFORMATION CHAPTER 6 ACTUAL VALUES 6 ...
Страница 576: ...7 14 F35 MULTIPLE FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL TARGETS CHAPTER 7 COMMANDS AND TARGETS 7 ...
Страница 650: ...A 38 F35 MULTIPLE FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL FLEXANALOG ITEMS APPENDIX A FLEXANALOG OPERANDS A ...
Страница 658: ...C 6 F35 MULTIPLE FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL COMMAND LINE INTERFACE APPENDIX C COMMAND LINE INTERFACE C ...
Страница 666: ...iv F35 MULTIPLE FEEDER PROTECTION SYSTEM INSTRUCTION MANUAL ABBREVIATIONS ...
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