Hi,
I have just moved into a house where the voltage measured on my Megger PDA1 and a RMS volt meter is often 255V or more and has sometimes reached 261 overnight. The PDA1 had also reported a large number of HF noise events of about 2volts for several mins at a time. There have been a couple of...
Guys, can I ask you all to reply to this thread with details for each DNO that you have had dealings with and their approach regarding the G83 16A limit - plus any info if you have seen that this has changed over time.
The ENA have confirmed that the correct value to use for the G83 limit is...
Q1.in most domestics its 230v and 100A main fuse. is there a limit on how many amps can be drawn when on 230v??????? could there be 500A drawn if cables are large enough
Q2. as with 3phase 400v is there a limit on how many amps can be drawn???
maybe stupid question but just thinking , yas...
hope somebody can help ? i am wondering if there is a time limit on a new domestic installation designed to the 16th edition before it is installed and completed. 17th edition regs only state that all installations designed after 1st july 2008 must comply with 17th edition. but what about what...
tony h
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17th
before
being
designs
edition
electricians' talk
limit
service
time
Evening all
Hopeully someone can help me get my head around this.
I'm looking at table 7.1 OSG. For the 1361/3036 45A radials on a TN-S system the limiting factor is sc, which means its limited by the line to neutral loop impedance (short circuit). But the TNC-S it isn't. Can't see what the...
Watched the NIEC DVD on periodic testing and he mentioned the immersion does not have a high temperature cut out fited. Can anyone give me some clarification on this as the average immersion heater has a control stat fitted but not a combined control/high temp stat.
So if for example you come...
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