Our publishing model allows us to quickly correct errors or omissions and implement suggestions. Please contact us at [email protected] to report a problem. If we implement your suggestion, we’ll send you an updated copy and/or a prize. If you purchased a digital pdf from the ValenceOnline.com or RelayTraining.com store, contact us at [email protected] to get an updated copy.
[thrive_toggles_group”][thrive_toggles title=”The Relay Testing Handbook: Principles and Practice” no=”1/10″]
These corrections apply if you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter or see the letter a, b, c, d, e, f, h, i, j, or k:
- The formulas in Figure 1-61 and 1-62 were corrected.
- Figure 13-2 was updated to include phase angles.
- The 480V/247V designation below Figure 1-33 on page 32 was changed to 480V/277V.
These corrections apply if you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter or see the letter a, b, c, d, e, f, or g:
- Page 16: The table was updated to show Wye-Delta/Delta Wye. https://relaytraining.com/updatefiles/TRTH-Ah_16.pdf
- Page 22: The word “source” was replaced with the word “load” in the description for Figure 1-24. https://relaytraining.com/updatefiles/TRTH-Ah_22.pdf
- Page 58: The Ia prefault current ange was corrected. https://relaytraining.com/updatefiles/TRTH-Ah_58.pdf
- Page 63: Several values were corrected in the charts. https://relaytraining.com/updatefiles/TRTH-Ah_63.pdf
- Page 160: The instructions were modified for P-P Testing. https://relaytraining.com/updatefiles/TRTH-Ah_160.pdf
- Page 175-179: Various typos were fixed. https://relaytraining.com/updatefiles/TRTH-Ah_175-179.pdf
- Page 205-206: Steps were added and typos were fixed. https://relaytraining.com/updatefiles/TRTH-Ah_205-206.pdf
These corrections apply if you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter or see the letter a, b, c, d, e, or f:
- Page 34: Figure 1-38 was modified to show 13.8kV instead of 13.8V. https://relaytraining.com/updatefiles/TRTH-Ag_34.pdf
- Page 296: Figure 13-6 was modified to show the actual wye current flowing into the differential circuit. https://relaytraining.com/updatefiles/TRTH-Ag_296.pdf
- Page 358: The description of the 1-Phase test was changed to stress that you should be doing three-phase tests instead. https://relaytraining.com/updatefiles/TRTH-Ag_358.pdf
- Page 362: The correction factor table was added. https://relaytraining.com/updatefiles/TRTH-Ag_362.pdf
These corrections apply if you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter, or see the letter a, b, c, or d:
- Page 4: Figure 1-3 was modified to show A-C-B with a counter-clockwise rotation. https://relaytraining.com/updatefiles/TRTH-Ae_4.pdf
- Page 23: Figure 1-25 was modified to show A-C-B with a counter-clockwise rotation. https://relaytraining.com/updatefiles/TRTH-Ae_23.pdf
- Page 46: Figure 1-54 was modified to show A-C-B with a counter-clockwise rotation. https://relaytraining.com/updatefiles/TRTH-Ae_46.pdf
- Page 227: We added clarification that we used the formulas from the GE manual to check to see if our tabulated values were correct . https://relaytraining.com/updatefiles/TRTH-Ae_227.pdf
These corrections apply if you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter, or see the letter a, b or c:
- Page 4: Figure 1-3 was modified to show A-B-C with a counter-clockwise rotation. https://relaytraining.com/updatefiles/TRTH-Ad_4.pdf
- Page 13: “1.732@60” in the figure was changed to “1.732@30“. https://relaytraining.com/updatefiles/TRTH-Ad_13.pdf
- Page 17: The paragraph was re-written to better describe the figure. https://relaytraining.com/updatefiles/TRTH-Ad_17.pdf
- Page 41: The second “at the same” was removed from the second paragraph. https://relaytraining.com/updatefiles/TRTH-Ad_41.pdf
- Page 42: A typo was corrected in Figure 1-49. https://relaytraining.com/updatefiles/TRTH-Ad_42.pdf
- Page 43: Here was changed to There in the second paragraph. https://relaytraining.com/updatefiles/TRTH-Ad_43.pdf
- Page 521: The label of Figure 16-54 was changed from “Figure 16-54: Evaluation of Example #2, Scenario #1 Logic” to “Figure 16-54: Evaluation of Example #2, Scenario #2 Logic“. https://relaytraining.com/updatefiles/TRTH-Ad_521.pdf
These corrections apply if you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter, or see the letter a or b:
- Page 22: Direction arrows were added to the phasor diagrams.
- Page 23: Figure 1-25 and the equations now shows a capacitive system.
- Page 25: The VA formula on the bottom right-hand corner of the page has been corrected. https://relaytraining.com/updatefiles/TRTH-Ac_22-25.pdf
- Page 117: The description for DP_2 has been changed to reflect Display Point 2. https://relaytraining.com/updatefiles/TRTH-Ac_117.pdf
- Page 318: The first paragraph typo has been corrected to list the correct figure numbers. https://relaytraining.com/updatefiles/TRTH-Ac_318.pdf
- Page 337: The angle labels in Figure 2-48 were corrected. https://relaytraining.com/updatefiles/TRTH-Ac_337.pdf
- Page 359: Typos in the first paragraph regarding connections were corrected. https://relaytraining.com/updatefiles/TRTH-Ac_359.pdf
- Page 363: Test sheet headers and descriptions were corrected and more descriptive. https://relaytraining.com/updatefiles/TRTH-Ac_363.pdf
- Page 382: The formula at the bottom of the page was corrected to display the correct units. https://relaytraining.com/updatefiles/TRTH-Ac_382.pdf
- Page 453: The figure has been corrected to reflect the actual angles described. https://relaytraining.com/updatefiles/TRTH-Ac_453.pdf
- Page 527: The description for Contact Output Current ON has been changed from voltage to current.
- Page 527: The Remote Inputs OFF title has been corrected. https://relaytraining.com/updatefiles/TRTH-Ac_527.pdf
- Page 568: The Line VT Sensing third row title has been changed to “Ratio”.
- Page 569: Relay 2 has been changed to Close. https://relaytraining.com/updatefiles/TRTH-Ac_568-569.pdf
- Page 583: The figure has been updated to show the test switches closed.
- Page 584: A warning was added to the figure. https://relaytraining.com/updatefiles/TRTH-Ac_583-584.pdf
- Page 611: The GE UR relay phasor display was added to the figure. https://relaytraining.com/updatefiles/TRTH-Ac_611.pdf
If you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter, these corrections apply:
- The formulas on pages 24 and 25 were modified to make the angles -30 and -25 degrees respectively. https://relaytraining.com/updatefiles/TRTH-A_24-25.pdf
- Figures 1-43, 1-44, 1-47, 1-48, 1-50, 1-51, 1-52, 1-53, 1-54 were relabeled to reflect the real description of the figure. https://relaytraining.com/updatefiles/TRTH-A_38-46.pdf
- Page 494 – “Output 2 will operate when elements t0>, t0>>, tA>, tB>, tC>, or t>>operate” was changed to “Output 2 will operate when elements to>, to>>, tA>, tB>, tC>, or t>>operate” to match the figure’s labels. https://relaytraining.com/updatefiles/TRTH-A_494.pdf
- Figure 16-38 was relabeled to provide a better description. https://relaytraining.com/updatefiles/TRTH-A_502.pdf
If you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter or see the letter “a”, these corrections apply:
- Page 359 – Beckwith Electric Co. Inc has generously donated a M-3311 relay and we were able to determine that the single phase test procedure will only work when the relay is set in YY mode. The additional connections have been removed from Figure 13-59. https://relaytraining.com/updatefiles/TRTH-Ab-Page359.pdf
- Page 494 – “Output 2 will operate when elements t0>, t0>>, tA>, tB>, tC>, or t>>operate” was changed to “Output 2 will operate when elements to>, to>>, tA>, tB>, tC>, or t>>operate” to match the figure’s labels. https://relaytraining.com/updatefiles/TRTH-Ab-Page494.pdf
- Page 502 – Figure 16-38 was relabeled to provide a better description. https://relaytraining.com/updatefiles/TRTH-Ab-Page502.pdf
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[thrive_toggles title=”The Relay Testing Handbook: Simplified Motor Relay Testing” no=”10/10″]
These corrections apply to your pdf download if you downloaded your copy before 2020/08/19:
- Page 72: Section “g) Apply a No-Op State Outside the Expected Tolerance” has been changed to “g) Apply an Op State Outside the Expected Tolerance”
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[thrive_toggles title=”The Relay Testing Handbook: Generator Protection Relay Testing” no=”10/10″]
If you look at the lower right hand corner of the copyright page along the same horizontal line as “Printed in the United States of America” and don’t see a letter or see the letter “a”, these corrections apply:
- Page 123: V3 (Polarity) G1_TS-AC-2(7) changed to V3 (Polarity) G1_TS-AC-2(5)
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