8BPROTECTION FUNCTIONS OVERVIEW
INTRODUCTION
ANSI/IEEE
Code
Function
Ranges
Increment
Accuracy
Recloser Relay
General
In Service
NO/YES
-
-
Sequence Coordination
NO/YES
-
-
Number of recloses
1 a 4
1
Reset time after auto. reclose (Ph-Ph
faults)
1 a 600 s
1 s
± half cycle
Reset time after auto. reclose (Ph-G
faults)
1 a 600 s
1 s
± half cycle
Reset time after manual reclose
1 a 600 s
1 s
± half cycle
High current lock-out (Phase)
Pickup
0.02 a 20 A
0.1 a 100 A
0.001 A
10 mA o ± 0.5%
15 mA o ± 0.5%
Constant Time
0 a 60 s
0.01 s
± half cycle
Apply after first pickup
NO/YES
-
-
Apply after Reclose 1
NO/YES
-
-
Apply after Reclose 2
NO/YES
-
-
Apply after Reclose 3
NO/YES
-
-
High current lock-out (Ground)
Pickup
0.02 a 20 A
0.1 a 100 A
0.001 A
10 mA o ± 0.5%
15 mA o ± 0.5%
Constant Time
0 a 60 s
0.01 s
± half cycle
Apply after first pickup
NO/YES
-
-
Apply after Reclose 1
NO/YES
-
-
Apply after Reclose 2
NO/YES
-
-
Apply after Reclose 3
NO/YES
-
-
Recloses
Time Delay
Time delay (Ph-Ph fault)
0.1 a 600 s
0.01 s
± half cycle
Time delay (Ph-G fault)
0.1 a 600 s
0.01 s
± half cycle
Timing Curve for Trip (Phases/Ground/Neutral)
79
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...