I can not find up dated information on this relay. I am testing with a manta 5000. I put 60 vac 60 hz on leads 7 and 8 and the relay picks up. Then on lead 11 & 12 I put 180 Hz and bring up vac to 1.27 and
To all, We had a SBF-1 Breaker Failure Relay fail on us yesterday. The time delay was not working properly. We have many of these relays on our system and wanted to see if there has been a Relay Advisory, or PAL letter on this relay. Would also like to
Happy New Year! Does anyone have experience with the Basler BE1-50BF Breaker Failure Relay that has the Control and T1 timer pots and test points on the front of the relay? There are no timer setting wheels. I called Basler and it appears I need an oscilliscope to set the
Does anyone have a practical plan for testing the reclose function? I have used amp buckets run through the the breaker to the current input so that the fault current is present as soon as the breaker recloses but this is not always convenient. gcerniglia Are you talking about a
Does anyone have experience with this relay. More specifically, how are the optical sensors tested during routine maintenance? This looks like a very good relay, but I have concerns about how this unit will be thoroughly tested once it is in service. Thanks in advance for all feedback. branderson
Is there any method to locate the fault in the PILOT wire which normally available in substations? The cross sectional area may be very small about 6 sq mm and is having DC 220- 250 V. Please suggest some method or instrument regards sunny317
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