8BPROTECTION FUNCTIONS OVERVIEW
INTRODUCTION
ANSI/IEEE
Code
Function
Ranges
Increment
Accuracy
Synchrocheck
Reference Phase
Phase A/B/C
-
-
Undervoltage Permission
Dead Line / Dead Bus
NO/YES
-
-
Dead Line / Live Bus
NO/YES
-
-
Live Line / Dead Bus
NO/YES
-
-
Line Minimum Voltage
0.8 a 10.5 V (Vn = 6.5 V)
1 a 300 V (Vn = 115 V)
0.01 V
20 mV o ± 0.5%
300 mV o ± 0.5%
Bus Minimum Voltage
0.8 a 10.5 V (Vn = 6.5 V)
1 a 300 V (Vn = 115 V)
0.01 V
20 mV o ± 0.5%
300 mV o ± 0.5%
Syncrocheck Permission
Minimum Time
0 a 100 s
1 s
± half cycle
Angle Difference
0.8 a 10.5 V (Vn = 6.5 V)
1 a 300 V (Vn = 115 V)
0.01 V
20 mV o ± 0.5%
300 mV o ± 0.5%
Magnitude Difference
0º a 90º
0.1º
± 0.3º
Frequency Difference
0 a 5 Hz
0.01 Hz
± 0.03 Hz
ANSI/IEEE
Code
Function
Ranges
Increment
Accuracy
Undervoltage (4 steps)
Pickup
0.8 a 10.5 V (Vn = 6.5 V)
1 a 300 V (Vn = 115 V)
0.01 V
20mA o ± 0.5%
300 mV o ± 0.5%
Definite Time
0 a 60 s
0.01 s
± half cycle
Fastest trip: 80ms
ANSI/IEEE
Code
Function
Ranges
Increment
Accuracy
Overvoltage (4 steps)
Pickup
0.8 a 10.5 V (Vn = 6.5 V)
1 a 300 V (Vn = 115 V)
0.01 V
20mA o ± 0.5%
300 mV o ± 0.5%
Definite Time
0 a 60 s
0.01 s
± half cycle
Fastest trip: 30ms
59
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Summary of Contents for smART P500
Page 1: ...Instruction Manual Multifunction Protection Relay smART P500...
Page 23: ...2BTABLES INDEX THIS PAGE HAS BEEN LEFT BLANK INTENTIONALLY...
Page 39: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 9 Wye Wye Connection measured neutral...
Page 40: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 10 Wye Wye Connection sensitive neutral...
Page 41: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 11 Open Delta Connection measured neutral...
Page 42: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 12 Open Delta Connection sensitive neutral...
Page 511: ...2BANSI CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 6 Moderately ANSI curve...
Page 513: ...2BANSI CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 7 Very inverse ANSI curve...
Page 515: ...2BANSI CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 8 Extremely inverse ANSI curve...
Page 532: ...4BRECLOSER CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 14 Recloser Curves 101 119...
Page 535: ...4BRECLOSER CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 15 Recloser Curves 120 142...
Page 538: ...4BRECLOSER CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 16 Recloser Curves 151 202...