[RE-wrenches] 2 stacked Schneider SWs run 53 Locked Rotor Amps Septic Macerator?

[Jeff Clearwater]

Thanks Ray for the data comparison - yes unfortunately they are on a 
high hill and need to 2 HP - it's a monster!


Ray wrote on 7/22/19 9:53 AM:

> I have a macerator in my basement, I just measured it, and I was 
> hitting roughly 1100 watts peak for 1 sec.  I don't know what the Hp 
> rating is, but its 120 vac, so I'm guessing 1/2 Hp.   Do they have to 
> have 2 Hp?  That seems over kill. The one we have does a great job on 
> a toilet, shower, and 2 sinks.
>
> Ray Walters
> Remote Solar
> 303 505-8760
> On 7/22/19 8:26 AM, Jeff Clearwater wrote:
>> Hey Esteemed Wrenches,
>>
>> So I recently built a power trailer with a single 4 KW (4048) 
>> Schneider SW for a client with a moderate cabin lifestyle.
>>
>> But he lives on a high hill and even though his 2 HP Macerator is 
>> only rated at 15 amps continuous that baby starts up with a whopping 
>> kick - probably close to or at it's 53 Amps Locked Rotor rating.
>>
>> The SW has the following surge capability:
>>
>> SW 4048 Rated@ 240 Volts:
>> Continuous - 15.2 Amps 3700 Watts
>> 30 Minutes - 18.3 Amps 4400 Watts
>> 5 Secs - 29.2 Amps 7000 Watts
>> Max (100ms?) - 41 Amps - 9840 Watts
>>
>> Can I be confidant that 2 stacked SWs will start this baby?
>>
>> Any experience with similar macerators - or simply educated guesses?
>>
>> Thanks!
>>
>> Jeff
>>
>>
>>
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