Go to listserv.cesnet.cz LWGate Home Page.From: fiserl <ladislav.fiser@VSCHT.CZ>
Subject: Napeti v elektricke siti USA
Date: Mon, 7 Aug 1995 12:48:40 +0200
Next Article (by Date): Re: Napeti v elektricke siti USA Jan Ilavsky
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According to Matus Uhlar:
>
> -> Znamy konstruuje zarizeni ktere bude fungovat kdesi v New Yorku
> -> a kvuli velkemu prikonu ho musi napajet z neceho cemu tady rikame 3x380V .
> -> Jenze nevi jaka napeti jsou v USA.Nekdo rika 3x440V,nekdo 3x480V ...
>
> Podla mojich informacii je v Amerike v jednofazovej sieti 110 V. Trojfazove
> sa zisti rovnako (frekvencia 60 Hz miesto 50 Hz to neovplyvni) a teda by to
> malo byt 190 V (polovica), ak to ide z tych istych transformatorov.
>
Pokud se nepletu, tak 110 V v siti USA je mezi dvema fazema, tedy proti zemi
neco okolo 70 V. Tak trifazove napeti je 3x110 V. Pokud se pletu, tak me
nekdo kdo to vi jiste opravte.
S pozdravem
L FFFFFF ing Ladislav FISER
L F VSCHT Praha
L FFFF UFMT
L F tel: 02/2435 3833
LLLLLL F fiserl@vscht.cz
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