Jim,
I read the article but didn't see where the 3 MOVs is major problem.
The units I'm referring to are 120V/15A surge protectors with RF
filtering. Give me a hint.
73,
Larry, W0QE
Jim Brown wrote:
>On Mon, 05 Mar 2007 15:43:56 -0700, Larry Benko wrote:
>
>
>
>>I have several surge/RF filter devices made by Tripp-Lite and they have
>>3 MOVS in them. They also have UL/CSA rated caps across all 3 wires but
>>the caps to the neutral line have smaller capacitance so as to no trip
>>GFI devices. Everything in the unit is on the downstream side of a
>>circuit breaker which is in the hot lead. No fault can cause continuous
>>neutral currents that way. I see no problem with this design and should
>>the surge/RF filter be placed a long way from the service entrance,
>>
>>
>
>There is a MAJOR problem with this design. See the tutorial referenced
>earlier in this thread. The UL sticker says nothing more than that the
>components won't burn your house down if they are used properly. It doesn't
>say that it will protect you from surges.
>
>73,
>
>Jim Brown K9YC
>
>
>_______________________________________________
>Amps mailing list
>Amps@contesting.com
>http://lists.contesting.com/mailman/listinfo/amps
>
>
>
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|