7SR210 & 7SR220 Commissioning & Maintenance Guide
Page 72 of 82
© 2013 Siemens Protection Devices Limited
Inject 1 A of balanced current. Gradually increase imbalance current, operating level should be as follows:
46BC Setting
1P unbalance current
(% of 3P current)
20%
75%
25%
100%
30%
129%
35%
161%
40%
200%
46BC Setting
3P balanced current (A)
1P unbalance current (A)
Measured Unbalance
current
Apply 1 A 1P unbalance current without 3P balanced current. Measure 46BC operating time.
46BC Delay setting
Measured
3.4.1
E
LEMENT
B
LOCKING
The Broken Conductor element can be blocked by Binary Input Inhibit. This functionality should be checked.
Element
BI Inhibits
46BC
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 ...