Jun 17, 2014 #1 S stoyanoff Full Member level 4 Joined Aug 10, 2011 Messages 195 Helped 8 Reputation 16 Reaction score 8 Trophy points 1,298 Activity points 2,725 Greatings! Can anyone give me an example how to choose a vristor for a project. I need to know what values the varistor depends on. Thanks!
Greatings! Can anyone give me an example how to choose a vristor for a project. I need to know what values the varistor depends on. Thanks!
Jun 17, 2014 #2 crutschow Advanced Member level 6 Joined Feb 22, 2012 Messages 4,472 Helped 999 Reputation 1,996 Reaction score 1,130 Trophy points 1,393 Location Colorado USA Zulu -7 Activity points 25,360 The varistor voltage depends upon the normal voltage of the circuit you are protecting. The power rating of the varistor depends upon the source of the transient that you are protecting against and the impedance of the source.
The varistor voltage depends upon the normal voltage of the circuit you are protecting. The power rating of the varistor depends upon the source of the transient that you are protecting against and the impedance of the source.
Jun 17, 2014 #3 D.A.(Tony)Stewart Advanced Member level 7 Joined Sep 26, 2007 Messages 9,115 Helped 1,827 Reputation 3,653 Reaction score 2,230 Trophy points 1,413 Location Richmond Hill, ON, Canada Activity points 60,118 Let me google that for you ( just this time)