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Siemens 7SR12 Argus User Manual

Siemens 7SR12 Argus
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7SR11 & 7SR12 Performance Specification
ยฉ2017 Siemens Protection Devices Limited Chapter 3 Page 5 of 56
2.23.1 Reference ............................................................................................................................... 51
2.23.2 Operate and Reset Level ........................................................................................................ 51
2.23.3 Operate and Reset Time ......................................................................................................... 51
Section 3: Supervision Functions ........................................................................................................................... 52
3.1 46BC Broken Conductor ....................................................................................................................... 52
3.1.1 Reference ............................................................................................................................... 52
3.1.2 Operate and Reset Level ........................................................................................................ 52
3.1.3 Operate and Reset Time ......................................................................................................... 52
3.2 50BF Circuit Breaker Fail ...................................................................................................................... 53
3.2.1 Reference ............................................................................................................................... 53
3.2.2 Operate and Reset Level ........................................................................................................ 53
3.2.3 Operate and Reset Time ......................................................................................................... 53
3.3 60CTS & 60CTS-I Current Transformer Supervision ............................................................................ 54
3.3.1 Reference ............................................................................................................................... 54
3.3.2 Current & Voltage Threshold................................................................................................... 54
3.3.3 Operate and Reset Time ......................................................................................................... 54
3.4 60VTS Voltage Transformer Supervision .............................................................................................. 55
3.4.1 Reference ............................................................................................................................... 55
3.4.2 Operate and Reset Level ........................................................................................................ 55
3.4.3 Operate and Reset Time ......................................................................................................... 55
3.5 74TCS & 74CCS Trip & Close Circuit Supervision ............................................................................... 56
3.5.1 Reference ............................................................................................................................... 56
3.5.2 Operate and Reset Time ......................................................................................................... 56
3.6 81HBL2 Inrush Detector....................................................................................................................... 56
3.6.1 Reference ............................................................................................................................... 56
3.6.2 Operate and Reset Time ......................................................................................................... 56
List of Figures
Figure 2.7-1 Thermal Overload Protection Curves ............................................................................... 26
Figure 2.12-1 IEC IDMTL Curves (Time Multiplier=1) ..................................................................... 33
Figure 2.12-2 ANSI IDMTL Operate Curves (Time Multiplier=1) .................................................... 34
Figure 2.12-3 ANSI Reset Curves (Time Multiplier=1) .................................................................... 35
Figure 2.12-4 IEC Reset Curves (Time Multiplier=1) ...................................................................... 36

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Siemens 7SR12 Argus Specifications

General IconGeneral
BrandSiemens
Model7SR12 Argus
CategoryProtection Device
LanguageEnglish

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