7SR210 Settings Guide
Unrestricted Page 10 of 61
© 2018 Siemens Protection Devices Limited
3.4. Current Protection
3.4.1.
Phase Overcurrent
Description
Range
Default
Gn 51/50 Measurement
Selects whether the RMS value used by the 51 & 50 elements is
True RMS or only calculated at fundamental frequency
RMS, Fundamental
RMS
3.4.1.1.
51-1
Description
Range
Default
Gn 51-1 Element
Selects whether the 51-1 IDMTL Overcurrent element is enabled
Disabled, Enabled
Disabled
Gn 51-1 Setting
Pickup level
0.05, 0.06 ... 2.49, 2.5
1 xIn
Gn 51-1 Char
Selects characteristic curve to be IEC or ANSI IDMTL or DTL
DTL, IEC-NI, IEC-VI, IEC-EI, IEC-LTI,
ANSI-MI, ANSI-VI, ANSI-EI
IEC-NI
Gn 51-1 Time Mult (IEC/ANSI)
Time multiplier (applicable to IEC and ANSI curves but not DTL
selection)
0.025, 0.03 ... 1.595, 1.6 , 1.7 ... 4.9, 5,
6 ... 100
1
Gn 51-1 Delay (DTL)
Delay (applicable only when DTL is selected for characteristic)
0, 0.01 ... 19.99, 20
5 s
Gn 51-1 Min Operate Time
Minimum operate time of element.
0, 0.01 ... 19.99, 20
0 s
Gn 51-1 Follower DTL
Additional definite time added after characteristic time
0, 0.01 ... 19.99, 20
0 s
Gn 51-1 Reset
Selects between an ANSI decaying reset characteristic or a
definite time reset
(ANSI) Decaying, 0 ... 59, 60
0 s
Gn 51-1 Inrush Action
Selects if the 51-1 element is blocked from operating when 2nd
Harmonic Inrush Detector operates
Off, Inhibit
Off
3.4.1.2.
51-2
Description
Range
Default
Gn 51-2 Element
Selects whether the 51-2 IDMTL Overcurrent element is enabled
Disabled, Enabled
Disabled
Gn 51-2 Setting
Pickup level
0.05, 0.06 ... 2.49, 2.5
1 xIn
Gn 51-2 Char
Selects characteristic curve to be IEC or ANSI IDMTL or DTL
DTL, IEC-NI, IEC-VI, IEC-EI, IEC-LTI,
ANSI-MI, ANSI-VI, ANSI-EI
IEC-NI
Gn 51-2 Time Mult (IEC/ANSI)
Time multiplier (applicable to IEC and ANSI curves but not DTL
selection)
0.025, 0.03 ... 1.595, 1.6 , 1.7 ... 4.9, 5,
6 ... 100
1
Gn 51-2 Delay (DTL)
Delay (applicable only when DTL is selected for characteristic)
0, 0.01 ... 19.99, 20
5 s
Gn 51-2 Min Operate Time
Minimum operate time of element.
0, 0.01 ... 19.99, 20
0 s
Gn 51-2 Follower DTL
Additional definite time added after characteristic time
0, 0.01 ... 19.99, 20
0 s
Summary of Contents for Argus 7SR21
Page 1: ...Energy Management 7SR21 7SR22 Argus Overcurrent Relay Reyrolle Protection Devices ...
Page 2: ......
Page 4: ...Contents 7SR11 and 7SR12 Page 2 of 2 2018 Siemens Protection Devices Limited ...
Page 185: ...7SR210 Settings Guide Unrestricted 2018 Siemens Protection Devices Limited Page 61 of 61 ...
Page 277: ...7SR220 Settings Guide Unrestricted Page 72 of 107 2013 Siemens Protection Devices Limited ...
Page 382: ...7SR220 Technical Manual Chapter 4 Page 2 of 96 2017 Siemens Protection Devices Limited ...
Page 386: ...7SR220 Technical Manual Chapter 4 Page 6 of 96 2017 Siemens Protection Devices Limited ...
Page 398: ...7SR220 Technical Manual Chapter 4 Page 18 of 96 2017 Siemens Protection Devices Limited ...
Page 414: ...7SR220 Technical Manual Chapter 4 Page 34 of 96 2017 Siemens Protection Devices Limited ...
Page 466: ...7SR220 Technical Manual Chapter 4 Page 86 of 96 2017 Siemens Protection Devices Limited ...
Page 468: ...7SR220 Technical Manual Chapter 4 Page 88 of 96 2017 Siemens Protection Devices Limited ...
Page 470: ...7SR220 Technical Manual Chapter 4 Page 90 of 96 2017 Siemens Protection Devices Limited ...
Page 472: ...7SR220 Technical Manual Chapter 4 Page 92 of 96 2017 Siemens Protection Devices Limited ...
Page 643: ...Unrestricted ...