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-----Original Message-----
From: DaveCole <davidcole@tk7.net>
To: Military Vehicles List <mil-veh@uller.skylee.com>
Date: 19 April 2000 19:51
Subject: Re: [MV] Re-cap on home air compressors...
>A "real" 5 HP compressor draws about 23 amps at 220 volts.
>
Quite true, about 6.78 input horsepower generously allowing for motor
inefficiency about 10% - 15% so about 5.8HP of mechanical output.
> Sears and others
>advertise "5HP" compressors that only draw about 16-17 amps at 220 volts. That
is
>not a real 5 HP compressor. It is physically impossible to get 5 HP from 16
amps
>at 220 volts. The manufactures stretch the truth incredibly. I don't know how
>they can do that , but basically they are lying.
>
Well, not lying exactly but a bit sneaky, likely described quite accurately as,
say, "nominal 5HP input" and in reality 4.7HP of electrical input.
Caveat emptor.
Richard
(Southampton - England)
This archive was generated by hypermail 2b29 : Mon May 01 2000 - 05:30:06 PDT