[TowerTalk] DC vs. AC rated switch

[Ray Benny]

Tnx to all who replied. I'm going to purchase a larger switch from
Mouser.com that should handle the current.

Ray,
N6VR

On Wed, Dec 28, 2011 at 11:17 AM, AI4WM Bill <ai4wm at yahoo.com> wrote:

>   Depends on the internal construction of the contacts.  Switching and
> inductive load may flash them when switched off.  Then locked rotor current
> may be upwards of 45 amps for a few milliseconds until the armature starts
> to rotate.  Locked rotor all depends on the starting load and the
> efficiency of the motor.
>
> Motor switching (3PDT) toggle switches are about 3 times the size of a
> normal (DPDT) toggle switch and much heftier.
>
> 73,
> Bill
> AI4WM
>
> --- On *Tue, 12/27/11, Ray Benny <rayn6vr at cableone.net>* wrote:
>
>
> From: Ray Benny <rayn6vr at cableone.net>
>
> Subject: [TowerTalk] DC vs. AC rated switch
> To: "[TowerTalk]" <TowerTalk at contesting.com>
> Cc: "Dennis Vernacchia" <n6ki73 at gmail.com>
> Date: Tuesday, December 27, 2011, 10:58 PM
>
>   I ordered and received two 3PDT switches that I ordered from ebay. They
> have the spring loaded center off position. I want to use one of them to
> replace my up/down switch for my old motoroized Tristao tower. The switches
> are rated for 30 amps at 12VDC. They have solder/ push type on lugs and
> look husky. They are new and have absolutely no marking on them except the
> sticker that says 30A 12VDC. Physically, they are the same size at the old,
> type toggle switches that you would find in any junk box. I'm sure they
> were made is China.
> My question: will they handle 15 amp at 125 VAC?  That's what the raising
> motor is rated for.  I could certainly try one and see what happens.
>
> HNY,
>
> Ray,
> N6VR
> nr Prescott, AZ
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