12-01-2009
|
#2 (permalink)
|
| Senior Member
Join Date: Dec 2008
Posts: 367
Thanks: 7
Thanked 16 Times in 16 Posts
|  Re: 51 & 49 function relay
Quote:
Originally Posted by Tran_Lap  Hi all
New to the forum, can everyone help me to explain the difference between 51 and 49 function relay incase motor protection.
Thank you | tooo vague  |
|  |