New Features
Replies: 4
by
gregmcc »
Thu Apr 23, 2020 11:50 am
» in
Announcements
Hi everybody,
Just thought it was time for an update. We have over 160 members which is very good. Thank you for your support!
A few new features...
4 Replies
2031 Views
Last post by gregmcc
Thu Apr 23, 2020 12:23 pm
3 Replies
139 Views
Last post by PeteRig
Wed Dec 09, 2020 4:00 pm
Number of DC isolators required?
Replies: 2
by
TPower »
Wed Oct 21, 2020 4:49 pm
If I have a PV system with two or more PV arrays connected to an inverter, what is the requirement for the number of switch-disconnectors?
I’ve only...
2 Replies
177 Views
Last post by AlecK
Wed Dec 09, 2020 10:43 am
1 Replies
111 Views
Last post by AlecK
Sat Nov 21, 2020 10:26 am
Solar Earth Value
Replies: 9
by
JamieP »
Wed Nov 04, 2020 9:28 pm
I always ensure continuity of my earthing when completed a PV Array as we are required too and my values have always been very low so it's never been...
9 Replies
279 Views
Last post by JamieP
Fri Nov 06, 2020 9:16 pm
Adding battery to solar.
Replies: 2
by
ElectricalApprentice »
Sun Nov 01, 2020 1:17 pm
Hey guys.
I have a grid tied solar setup and we are looking at adding a battery bank to store the excess power being generated during the day. I...
2 Replies
135 Views
Last post by AlecK
Wed Nov 04, 2020 8:37 am
3 Replies
185 Views
Last post by pluto
Tue Oct 27, 2020 11:47 am
0 Replies
103 Views
Last post by JamieP
Tue Oct 20, 2020 5:56 pm
7 Replies
328 Views
Last post by AlecK
Tue Oct 20, 2020 5:55 pm
Solar Smart Meters Location
Replies: 3
by
JamieP »
Sun Oct 11, 2020 3:32 pm
I've been needing to install more and more smart meters in conjunction with inverters for better monitoring of PV systems.
My question is can such a...
3 Replies
191 Views
Last post by AlecK
Wed Oct 14, 2020 8:33 am
DC Switch Disconnector for PV system
Replies: 3
by
TPower »
Sun Oct 11, 2020 1:27 pm
I’ve been doing inspections on two PV installs, and I have had a bit of difference of opinion with the electrician and his supplier regarding the DC...
3 Replies
195 Views
Last post by TPower
Mon Oct 12, 2020 4:28 am
Earth wire type for PV Array
Replies: 4
by
JamieP »
Tue Sep 29, 2020 1:40 pm
Rating: 50%
5033 2012 4.4.2.3 says All PV array protective equipotential bonding conductors shall comply with the material,
type, insulation, identification,...
4 Replies
252 Views
Last post by JamieP
Wed Sep 30, 2020 8:41 am
PCE Earth Connection
Replies: 2
by
JamieP »
Tue Sep 29, 2020 1:33 pm
Screenshot_20200929-132857_Drive.jpg
Is connecting to the earth bar compliant? Or must I physically connect to the main earth?
If the latter,...
2 Replies
151 Views
Last post by JamieP
Tue Sep 29, 2020 6:46 pm
Connection of PV exposed conductive parts
Replies: 5
by
JamieP »
Sun Sep 13, 2020 8:32 pm
The bottom of 4.4.2.2 says
If the earthing is for bonding requirements only then the array earth may be connected to
the installation earth via...
5 Replies
327 Views
Last post by AlecK
Tue Sep 29, 2020 9:41 am
DC Voltage Drop
Replies: 5
by
JamieP »
Sun Sep 27, 2020 4:08 pm
Rating: 12.5%
Vd = I * L * Vc / 1000
5033 4.3.6.1 says to use 3008 for current carrying capacity but I'm just wondering if we can use the same for Vd
Basically I...
5 Replies
244 Views
Last post by AlecK
Tue Sep 29, 2020 9:10 am
Inverter AC isolator
Replies: 6
by
JamieP »
Wed Sep 23, 2020 9:04 pm
Now, I've always installed these and was always under the impression I had to but actually looking now I'm not 100% sure if it's actually required...
6 Replies
310 Views
Last post by JamieP
Thu Sep 24, 2020 7:07 pm
Solar Conduit Labelling
Replies: 3
by
JamieP »
Sun Sep 20, 2020 2:38 pm
I'm just curious of opinions here
5033 2012 5.3.1 When conduit or other wiring enclosure is used, the wiring enclosure shall be labelled
‘SOLAR’ on...
3 Replies
239 Views
Last post by AlecK
Thu Sep 24, 2020 10:17 am
buried cable
Replies: 1
by
Peter »
Tue Sep 01, 2020 8:54 am
Rating: 12.5%
At what voltage dose the standard come into pay . Ie can you buried a cable at say 24 volts at a depth less than the requirements as/nzs 3000.
1 Replies
212 Views
Last post by AlecK
Tue Sep 01, 2020 12:22 pm
System voltage Solar MPPT
Replies: 7
by
1Sparky »
Mon Aug 03, 2020 10:33 am
Rating: 62.5%
Hey guy's and gal's,
A client had purchased an off grid package - 5kW MPPT Solar inverter - (Charge controller, Mains charger, Inverter all in...
7 Replies
547 Views
Last post by AlecK
Tue Aug 04, 2020 3:49 pm
Inverter MCB in Meterbox
Replies: 3
by
Energy »
Tue Jul 28, 2020 11:21 pm
Meterbox single phase, has mains going to isolation switch then through the meter then to a 63A MCB then to the MSB.
There is a Neutral and earth...
3 Replies
321 Views
Last post by Energy
Wed Jul 29, 2020 11:00 am
Earthing PV ELV DC micro inverter
Replies: 1
by
TPower »
Sun Jul 19, 2020 8:53 pm
Micro inverter/solar installation. Is it necessary for the PV panel frames to be earthed? 1 micro inverter per panel, PV panels at ELV.
The...
1 Replies
229 Views
Last post by JamieP
Sun Jul 19, 2020 8:59 pm
small stand alone supply
Replies: 3
by
Shocker »
Sat Jul 18, 2020 2:26 pm
Rating: 12.5%
Hi Team, I am after a stand alone solar/battery supply to run 2 x flashing lights for approx 8 hrs per day in a remote location. Anyone used or...
3 Replies
348 Views
Last post by gregmcc
Sun Jul 19, 2020 8:51 am
2 Replies
349 Views
Last post by hujambo
Sun May 31, 2020 4:32 pm
3 Phase motor running on generator
Replies: 2
by
mrbarty »
Sat Apr 25, 2020 2:08 pm
Rating: 50%
Is there an easy way to determine what size generator is needed to run a 3 phase compressor?
The motor on the compressor is 4 Kw 3 phase. I'm...
2 Replies
389 Views
Last post by pluto
Sat Apr 25, 2020 5:24 pm
PEW and Solar
Replies: 2
by
gregmcc »
Sat Apr 18, 2020 12:36 pm
Rating: 50%
At what point does work on PV (Solar) become PEW, disregarding any inverter that may be attached to the PV array.
A couple of examples,
1) a PV...
2 Replies
400 Views
Last post by AlecK
Tue Apr 21, 2020 10:25 am
Imported: Genset maximun load
by
DougP »
Tue Apr 14, 2020 8:25 am
EricB
Nov 24 2018 18:50
When calculating the potential maximum demand/load for a residential property we are allowed a certain diversity factor...
0 Replies
210 Views
Last post by DougP
Tue Apr 14, 2020 8:25 am
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