6/24/2014 3:25 PM | |
Posts: 38 Rating: (0) |
Hello Experts, once again A031 alarm came in our drives, and here i have attached its trace file as requested parameter, Pls guide me what can be done to resolve this, in this trace i have observed that here Current and firing angle both going in limit, 1) up to which extent current limit can be opened ? here required or not ? 2) Minimum Firing angle is ok here or max at which limit it can be set ? 3) what other reason for this limitation ? all other your suggetion and guidance are accepted. and one more query, pls look at K131 jpg photo, here you can see All limit para set greater than 100%, still K131 is showing only 65% how ?
AttachmentA031 Trace.zip (249 Downloads) |
6/25/2014 9:13 PM | |
Posts: 38 Rating: (0) |
in one 575volt drive (motor 600volt), P78 is set to 550 and in its trace it has 100% line voltage continues, still whenever A031 alarm come in that drive, its Actual current get reduced, this is also unable to understand- can you give some idea about this. Attachmenta31 curr reduce.zip (259 Downloads) |
Last edited by: Meet at: 7/5/2014 8:58 PMHello Experts, pls give some suggestion, why in attached trace file application, whenever A31 alarm come, why its current get reduce ? (here my observation is A31 alarm comes because of current limit then current should stay constant right ? ) |
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5/9/2017 5:02 PM | |
Joined: 3/2/2007 Last visit: 9/18/2024 Posts: 935 Rating: (5) |
kindly, how did you solve this problem? thank you |
... thank you ... |
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