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1BPROTECTION FUNCTIONS
PROTECTION, CONTROL AND METERING FUNCTIONS
Figure 2-22 shows the logical diagram for the 4 steps, three phases undervoltage
protection function.
Figure 2-22 Undervoltage protection elements
2.1.8.2. SETTING RANGES (6 GROUPS)
The settings for these functions are shown in the Table 2-12
Setting
Minimum
Maximum
Step
Notes
Enable
YES/NO
Pickup (V)
0,8
10,5
0,001
For Vn = 6,5V
1
300
0,001
For Vn = 120 V
Definite time (s)
0
600
0,01
Table 2-12 Setting ranges for the undervoltage protection
r27PaPkup1
r27PbPkup1
r27PcPkup1
r27P3Pkup1
r27PaPkup2
r27PbPkup2
r27PcPkup2
r27P3Pkup2
r27PaPkup3
r27PbPkup3
r27PcPkup3
r27P3Pkup3
r27PaPkup4
r27PbPkup4
r27PcPkup4
r27P3Pkup4
r27PaTrip1
r27PbTrip1
r27PcTrip1
r27P3Trip1
r27PaTrip2
r27PbTrip2
r27PcTrip2
r27P3Trip2
r27PaTrip3
r27PbTrip3
r27PcTrip3
r27P3Trip3
r27PaTrip4
r27PbTrip4
r27PcTrip4
r27P3Trip4
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...