7SR220 Instrumentation Guide
© 2017 Siemens Protection Devices Limited
Page 15 of 20
Instrument
Description
Target
100
CB Freq Ops Count
Count
0
Target
10
Displays the number of CB trips experienced by the CB over the last rolling 1 hr
period. When the target is reached the relay will only do 1 Delayed Trip to
Lockout.
CB Wear
Phase A
0.00MA^2s
Phase B
0.00MA^2s
Phase C
0.00MA^2s
Displays the current measure of circuit breaker wear.
CB Wear Remaining
Phase A
100%
Phase B
100%
Phase C
100%
Displays the current measure of circuit breaker wear remaining
CB Trip Time
0.0ms
Displays the trip time for the circuit breaker.
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 ...
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Page 643: ...Unrestricted ...