11
Figure 1
Vacuum interrupter switching life cycle
Table 2
– Sensors parameters
Parameter
Phase current sensors
Zero-sequence current sensor
Voltage sensors
Range where accuracy is provided
1 … 8000
3
A
0.3 … 27 kV
Range of sensor coefficients at 20°C
1.8 … 2.2 V/kA
1.8 … 2.2 V/kA
0.1 … 0.2 V/kV
Table 3
– Measurement accuracy
4
Parameter
Basic error
Range where accuracy is guaranteed
Phase currents
The grea
ter of ±1% or ±2A
0 ... 630 A
Residual current
5
The greater of ±5% or ±0.5A
0 ... 400 A
Phase to earth voltages
The greater of ±1% or ±0.1 kV
0.3 ... 16.0 kV
Line to line voltages
The greater of
±1% or ±0.1 kV
0.5 ... 27.0 kV
Frequency
- at dF/dt<0.2 Hz/s
- at dF/dt<0.5 Hz/s
±0.025 Hz
±0.05 Hz
45 ... 55 Hz, 55 ...65 Hz
Power factor
±0.02
0 ... 1
Active and reactive energy
±2%
40 … 630A, 4.5 ... 27 kV
Active, reactive and total power
±2%
40 … 630A, 4.5 ... 27 kV
Table 4
– Electromagnetic compatibility
Parameter
Rated value
Applicable standard
Rated power frequency voltage (1 min)
2 kV
IEC 60255-5
Rated impulse voltage, at 0.5J
5 kV
IEC 60255-5
Electrical fast transient/burst immunity
4 kV
IEC 60255-22-4 (Level IV)
Surge immunity (applied to external AC voltage terminals)
- common
- transverse
4 kV
2 kV
IEC 61000-4-5 (Level IV)
Control elements surge withstand capability (SWC)
125 kV (6 kA)
IEEE C37.60-2012
3
The Rogowski coil can measure current in a wide range but for the purpose of over-voltage, protection suppressors are fitted in the secondary circuits. These
suppressors chop the signal from the Rogowski coil if primary current exceeds 8 kA.
4
If RC5_4 sensor coefficient settings are configured in accordance with guidelines in Table 6 of this guide. Error is measured at normal climatic conditions.
5
Note that overcurrent protection pickup setting value shall not exceed SEF pickup setting value times 300.
Summary of Contents for Rec15
Page 1: ......
Page 5: ...1 Introduction...
Page 9: ...2 Technical Parameters...
Page 14: ...3 Product Description...
Page 26: ...26 Figure 25 Anti vandal housing...
Page 27: ...4 Functionality...
Page 56: ...5 Product Handling...
Page 69: ...6 Installation...
Page 81: ...7 Commissioning...
Page 84: ...8 Operation...
Page 99: ...99 Figure 76 Settings uploading wizard...
Page 100: ...9 Maintenance and Troubleshooting...
Page 114: ...114 Figure 90 Securing the trip hook shaft against rotation...
Page 115: ...10 Product Coding...
Page 122: ...11 Appendices...
Page 128: ...128 Appendix 4 Recloser Control Drawings Figure 99 Dimensions of RC5_4...
Page 133: ...133 Figure 106 Dimensions of standard OSM mounting kit arrangement for lateral installation...
Page 134: ...134 Figure 107 Dimensions of interface bracket...
Page 135: ...135 Figure 108 Dimensions of OSM mounting kit with M16 pole interface front installation...
Page 136: ...136 Figure 109 Dimensions of OSM mounting kit with M16 pole interface lateral installation...
Page 137: ...137 Figure 110 Dimensions of OSM mounting kit with M20 pole interface front installation...
Page 138: ...138 Figure 111 Dimensions of OSM mounting kit with M20 pole interface lateral installation...
Page 149: ...149 Figure 122 Dimensions of OSM substation mounting kit...
Page 152: ...152 Figure 125 Dimensions of RC mounting kit for through the pole installation...
Page 153: ...153 Figure 126 Dimensions of RC substation mounting kit...
Page 154: ...154 Figure 127 Dimensions of VT mounting kit One VT holder...
Page 163: ...163 Appendix 8 Connectors Drawings Figure 141 Dimensions of aerial connector...
Page 164: ...164 Figure 142 Dimensions of bird guards for aerial connector...
Page 165: ...165 Figure 143 Dimensions of two hole NEMA connector...
Page 166: ...166 Figure 144 Dimensions of bird guards for two hole NEMA connector...
Page 167: ...167 Figure 145 Dimensions of four hole NEMA connector...
Page 168: ...168 Figure 146 Dimensions of bird guards for four hole NEMA connector...
Page 169: ...169 Figure 147 Dimensions of Burndy NEMA connector...
Page 170: ...170 Appendix 9 Recloser Control Wiring Diagram Figure 148 RC5_4 wiring diagram...
Page 172: ......