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1BPROTECTION FUNCTIONS
PROTECTION, CONTROL AND METERING FUNCTIONS
Figure 2-12 Negative sequence inverse time elements
2.1.5.2. INVERSE TIME ELEMENTS (46IT)
2.1.5.2.1. SETTINGS RANGE (6 GROUPS)
The settings for these functions are shown in Table 2-8
Setting
Minimum
Maximum
Step
Notes
Enable
YES/NO
Pickup I2(A)
0,02
20
0,001
For In=1 A
0,10
100
0,001
For In=5 A
Time Multiplier
0,05
1,09
0,01
For IEC curves
0,5
30
0,01
For ANSI curves
0,5
15
0,01
For US curves
Time Adder
0
100
0,01
Minimun Response Time
Adder
0,013
1
0,001
Definite time (s)
0
600
0,01
Table 2-8 Settings range for the inverse time elements. Negative sequence
The notes about operation times are the same as those given for the phases.
blkAnyOC
blkAnyProt
r46ITTrip
+
-
blk46ITDT
blk46IT
Time Element
•
Trip
•
Curve
•
Curve Family
•
Characteristic
•
Electromechanical
reset. (S/N)
•
Definite time
•
Curve Modifiers
r46ITPkup
I
2
Pickup
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...