From owner-freebsd-stable@freebsd.org Thu May 2 17:44:40 2019 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A0646159CA00 for ; Thu, 2 May 2019 17:44:40 +0000 (UTC) (envelope-from michelle@sorbs.net) Received: from hades.sorbs.net (hades.sorbs.net [72.12.213.40]) by mx1.freebsd.org (Postfix) with ESMTP id 5E2DA6A7C5 for ; Thu, 2 May 2019 17:44:39 +0000 (UTC) (envelope-from michelle@sorbs.net) MIME-version: 1.0 Content-type: text/plain; charset=utf-8 Received: from [10.10.0.230] (gate.mhix.org [203.206.128.220]) by hades.sorbs.net (Oracle Communications Messaging Server 7.0.5.29.0 64bit (built Jul 9 2013)) with ESMTPSA id <0PQW00JO31XLXW00@hades.sorbs.net> for freebsd-stable@freebsd.org; Thu, 02 May 2019 10:58:36 -0700 (PDT) Subject: Re: ZFS... From: Michelle Sullivan X-Mailer: iPad Mail (16A404) In-reply-to: <5D9EAA497C84C50D0DAA5491@triton.njm.me.uk> Date: Fri, 03 May 2019 03:44:35 +1000 Cc: freebsd-stable Content-transfer-encoding: quoted-printable Message-id: <914C23D6-4C44-4640-9215-3EA3E779BC47@sorbs.net> References: <30506b3d-64fb-b327-94ae-d9da522f3a48@sorbs.net> <6D7D690B-31DA-4A86-BB34-64A977B91D4F@sorbs.net> <22E6AED197D46F831645E296@triton.njm.me.uk> <51f1813c-5666-33a4-2155-59ba706a1948@sorbs.net> <0D0C3E6C-3ED3-4629-BD26-B4D23ABC3800@sorbs.net> <5D9EAA497C84C50D0DAA5491@triton.njm.me.uk> To: "N.J. Mann" X-Rspamd-Queue-Id: 5E2DA6A7C5 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of michelle@sorbs.net designates 72.12.213.40 as permitted sender) smtp.mailfrom=michelle@sorbs.net X-Spamd-Result: default: False [-2.97 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; NEURAL_HAM_MEDIUM(-0.98)[-0.978,0]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+a:hades.sorbs.net]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[sorbs.net]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; MX_GOOD(-0.01)[cached: battlestar.sorbs.net]; RCPT_COUNT_TWO(0.00)[2]; RCVD_IN_DNSWL_NONE(0.00)[40.213.12.72.list.dnswl.org : 127.0.10.0]; SUBJ_ALL_CAPS(0.45)[6]; IP_SCORE(-0.46)[ip: (-1.16), ipnet: 72.12.192.0/19(-0.59), asn: 11114(-0.46), country: US(-0.06)]; NEURAL_HAM_SHORT(-0.77)[-0.772,0]; RCVD_NO_TLS_LAST(0.10)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:11114, ipnet:72.12.192.0/19, country:US]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 May 2019 17:44:40 -0000 Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 03 May 2019, at 03:18, N.J. Mann wrote: >=20 > Hi, >=20 >=20 > On Friday, May 03, 2019 03:00:05 +1000 Michelle Sullivan wrote: >>>> I am sorry to hear about your loss of data, but where does the 11kV com= e from? >>>> I can understand 415V, i.e. two phases in contact, but the type of over= head >>>> lines in the pictures you reference are three phase each typically 240V= to >>>> neutral and 415V between two phases. >>>>=20 >>> Bottom lines on the power pole are normal 240/415 .. top lines are the 1= 1KV distribution network. >>=20 >> Oh and just so you know, it=E2=80=99s sorta impossible to get 415 down a= 240v connection >=20 > No it is not. As I said, if two phases come into contact you can have 415= v between > live and neutral. >=20 >=20 You=E2=80=99re not an electrician then.. the connection point on my house h= as the earth connected to the return on the pole and that also connected to t= he ground stake (using 16mm copper). You=E2=80=99d have to cut that link be= fore dropping a phase on the return to get 415 past the distribution board..= . sorta impossible... cut the ground link first then it=E2=80=99s possible..= . but as every connection has the same, that=E2=80=99s a lot of ground links= to cut to make it happen... unless you drop the return on both sizes of you= r pole and your ground stake and then drop a phase on that floating terminal= ...=20 > Best wishes, > Nick. > --=20 >=20 >=20 > _______________________________________________ > freebsd-stable@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"