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Re: Re: Base-line power consumption
Yes but doesn't the meter measure reactive as well as active power?
If you have a poor PF, you still pay for the "unused" reactive
power,
don't you?
Jon Payne wrote:
>
> You need to be a little careful about stuff like the microwave drawing
> 50W, or my TV drawing 45W when not even turned on at the front panel
> switch! They don't really.
>
> It's a power factor thing, because the monitors that clip around the
> incoming do not measure the voltage they cannot measure the power
> factor and take account.
>
> See wikipedia for an explanation (I expect).
>
> Cheers,
> Jon
>
> ----- Original Message ----
> > From: Pete Church <yahoo@xxxxxxx
> <mailto:yahoo%40petechurch.co.uk>>
> > To: ukha_d@xxxxxxx <mailto:ukha_d%40yahoogroups.com>
> > Sent: Saturday, 29 November, 2008 11:34:52 AM
> > Subject: RE: [ukha_d] Re: Base-line power consumption
> >
> > About 450w here and I thought that was bad!
> >
> >
> >
> > A few weeks ago I went round and unplugged things one by one (or
in
> groups)
> > and assessed the power consumption, then turned off each fuse at
the
> board
> > as well and came up with the following list.
> >
> >
> >
> > It's amazing how it adds up. I was most shocked by the 50w that
the
> > Microwave draws with just the clock running - that's over 1kWh
per day!
> > Needless to say that is now unplugged when not in use. Most
other
> stuff now
> >
> >
> >
> >
> > Computer (to standby)
> >
> > 75
> >
> >
> > Colour Laser
> >
> > 38
> >
> >
> > B&W Laser
> >
> > 10
> >
> >
> > Monitor (standby)
> >
> > 0
> >
> >
> > Fridge (Standby)
> >
> > 7
> >
> >
> > PC (standby) etc on 4 way with phones, USB hubs, speakers, laptop
> supply)
> > etc
> >
> > 107
> >
> >
> > Router + wifi
> >
> > 12
> >
> >
> > Living Room TV, cable, PVR, hifi etc (all standby)
> >
> > 45
> >
> >
> > NAS
> >
> > 16
> >
> >
> > Coffee Machine
> >
> > 0
> >
> >
> > Bathroom circuits
> >
> > 10
> >
> >
> > Boiler/Washing Machine
> >
> > 22
> >
> >
> > Bose Woofer
> >
> > 1
> >
> >
> > Bose Conservatory
> >
> > 1
> >
> >
> > Amp (Kitchen)
> >
> > 0
> >
> >
> > Kitchen Appliancess (ex MW)
> >
> > 2
> >
> >
> > Microwave
> >
> > 51
> >
> >
> > Oven
> >
> > 2
> >
> >
> > Toaster
> >
> > 1
> >
> >
> > Slim Kitchen
> >
> > 0
> >
> >
> > Upstairs Ring
> >
> > 13
> >
> >
> > Downstairs light cct
> >
> > 2
> >
> >
> > Kitchen Ring
> >
> > 0
> >
> >
> > Bell+Alarm+Smoke
> >
> > 16
> >
> >
> > Upstairs Lights
> >
> > 3
> >
> >
> > Conservatory TV+router
> >
> > 31
> >
> >
> >
> >
> >
> > When the heating's on and lights are on it builds up to about 1kW
> >
> >
> >
> > Cheers
> >
> >
> >
> > Pete
> >
> > _____
> >
> > From: ukha_d@xxxxxxx <mailto:ukha_d%40yahoogroups.com>
> [mailto:ukha_d@xxxxxxx <mailto:ukha_d%40yahoogroups.com>]
On
> Behalf Of
> > rb_ziggy
> > Sent: 29 November 2008 10:23
> > To: ukha_d@xxxxxxx <mailto:ukha_d%40yahoogroups.com>
> > Subject: [ukha_d] Re: Base-line power consumption
> >
> >
> >
> > Gulp 1.2kw.
> >
> > Been looking at how to reduce without loosing functionality.
> >
> > Fridge freezer
> > Comfort alarm
> > Ha server inc house audio
> > Two gigabit switches
> > Wireless access point
> > Cable router
> > Various sensors (one wire,caller id)
> > 12 channel power amp for audio (ahem)
> > Sky hd
> > Dect phones
> > And other bits on standby which really don't register.
> >
> > But we have knocked off about 400w already. Not particularly
happy about
> > this though:-(
> >
> >
> > --- In ukha_d@yahoogroups. com, "Jon
> > Wilkins" wrote:
> > >
> > > Sorry folks... about 150-200w. And I consider that to be too
much...
> > >
> > > Other than the "normal" appliances (fridge etc)
the only HA kit left
> > running
> > > is the idratek network and the min-itx running Cortex (which
pulls
> <30w
> > > though I'm trying to reduce that to <20w).
> > >
> > > 2008/11/28 Rowdy (UKHA)
> > >
> > > > Ours is about 500w, so far I'm looking good :-)
> > > >
> > > > Keith
> > > >
> > > > _____
> > > >
> > > > From: ukha_d@yahoogroups. com
> > [mailto:
> > > > ukha_d@yahoogroups. com
> > ] On Behalf Of
> > > > Jim
> > > > Sent: 28 November 2008 19:34
> > > > To: ukha_d@yahoogroups. com
> >
> > > > Subject: [ukha_d] Base-line power consumption
> > > >
> > > > A question for those who have power monitoring on their
home.
> > > >
> > > > Taken when your house is un-occupied (i.e. all normal
appliances
> off,
> > just
> > > > 24/7 fridge, computers etc. powered up), what is your
"base
> line" power
> > > > consumption?
> > > >
> > > > Ours is in the region of 800W, just want to compare
this with what
> > others
> > > > would expect?
> > > >
> > > > Jim
> > > >
> > > > [Non-text portions of this message have been removed]
> > > >
> > > > [Non-text portions of this message have been removed]
> > > >
> > > >
> > > >
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> >
> >
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
> >
> > ------------------------------------
> >
> > ********************************************
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> > http://berble.com/index.php/component/content/article/109
> <http://berble.com/index.php/component/content/article/109>
> > ********************************************
> >
> >
> >
>
>
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