Generators and Solar

New Topic

49 topics

Announcements

Replies

Views

Last post

New Features

Last post by gregmcc « Thu Apr 23, 2020 12:23 pm
Posted in Announcements
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

48616 Views

Last post by gregmcc
Thu Apr 23, 2020 12:23 pm

Topics

Replies

Views

Last post

Generator set up

Last post by AlecK « Thu Nov 30, 2023 9:39 am
Replies: 6
by JamieP » Mon Nov 27, 2023 6:00 pm

Posting on behalf as I don't have an answer.

The two socket outlets feed a 125A lifeguard unit with multiple RCBOs and a skid set up for the client....

6 Replies

129 Views

Last post by AlecK
Thu Nov 30, 2023 9:39 am
pv must be connected to an MEN switchboard

Last post by JamieP « Sat Aug 26, 2023 8:21 am
Replies: 4
by Dan L » Wed Aug 23, 2023 9:22 pm

Iv heard this rumour a few times from electricians but have not found anything that makes sense to me that backs this up?

Is there any truth in this...

4 Replies

405 Views

Last post by JamieP
Sat Aug 26, 2023 8:21 am
Alternative supply change over switch location

Last post by Dan L « Sun Aug 06, 2023 9:42 pm
Replies: 2
by Dan L » Wed Aug 02, 2023 10:26 pm

If the changeover switch is not being used as the main switch but is additional is it compliant to be line side of main switch?

7.5.8.1 and 2.3.3.1...

2 Replies

439 Views

Last post by Dan L
Sun Aug 06, 2023 9:42 pm
Alternative supply connected to db?

Last post by AlecK « Thu Apr 20, 2023 10:47 am
Replies: 2
by Dan L » Thu Apr 20, 2023 12:28 am

For example a back up generator. I have attached relavant info.

Reads to me like it only gives options to connect to an MEN switchboard.

But the...

2 Replies

881 Views

Last post by AlecK
Thu Apr 20, 2023 10:47 am
generator supply in an emergency

Last post by ShaneR « Thu Apr 06, 2023 1:45 pm
Replies: 4
by AlecK » Tue Mar 07, 2023 3:34 pm
Rating: 33.33%

Worksafe have published a technical bulletin (guidance document) for short-term connection of a genset to an installation in emergency.

Available...

4 Replies

1050 Views

Last post by ShaneR
Thu Apr 06, 2023 1:45 pm
Certification of solar works

Last post by AlecK « Fri Mar 03, 2023 12:28 pm
Replies: 1
by sulli_21 » Thu Mar 02, 2023 8:16 pm

I have been asked to wire up and connect the AC side of a solar system. That's all easy enough. Switchboard to inverter via isolator, bond from...

1 Replies

674 Views

Last post by AlecK
Fri Mar 03, 2023 12:28 pm
Inverter and battery in the bedroom

Last post by TPower « Mon Nov 07, 2022 8:25 pm
Replies: 2
by Energy » Sun Nov 06, 2022 9:23 pm
Rating: 11.11%

An inverter and battery( lithium) has been installed in a habitable space (bedroom) is that compliant? I see its not recommended which is clear but...

2 Replies

3611 Views

Last post by TPower
Mon Nov 07, 2022 8:25 pm
Best Practice earth loop impedance B type C/B or fuses

Last post by AlecK « Thu Sep 08, 2022 10:35 am
Replies: 7
by jad51 » Mon Sep 05, 2022 6:50 pm
Rating: 11.11%

I have a fully off grid set up, I have wired up the house and a solar company has done the Solar panels, battery and inverter. House is wired the...

7 Replies

4045 Views

Last post by AlecK
Thu Sep 08, 2022 10:35 am
ASNZS5139

Last post by gregmcc « Sat Jul 02, 2022 9:07 am
Replies: 4
by TPower » Thu May 05, 2022 6:07 am

On the EWRB website, on one of their toolbox topics titled; ‘Which Standards apply and where can I find them?’

Regarding PV systems, it states ‘The...

4 Replies

3106 Views

Last post by gregmcc
Sat Jul 02, 2022 9:07 am
Stand alone generator supplying a single item - MEC size?

Last post by JamieP « Mon Apr 25, 2022 11:11 am
Replies: 5
by JamieP » Sat Apr 23, 2022 5:51 pm

We have a proposed installation of a remote generator, supplying a VFD and then to a pump motor.

I believe the generator will need an earth...

5 Replies

2861 Views

Last post by JamieP
Mon Apr 25, 2022 11:11 am
Cable entry into DC isolator

Last post by PeteRig « Thu Mar 17, 2022 9:46 am
Replies: 4
by TPower » Tue Mar 15, 2022 8:52 pm
Rating: 11.11%

Regarding cable entry into DC isolators via conduit, when isolator is indoors/adjacent PCE.

5033/2014 clause 4.4.4.6(c) states for DC isolators...

4 Replies

2910 Views

Last post by PeteRig
Thu Mar 17, 2022 9:46 am
Is stand alone system inspectable

Last post by AlecK « Fri Dec 10, 2021 12:00 pm
Replies: 9
by Dan L » Wed Oct 06, 2021 4:57 am

Is a stand alone generator system as shown in fig 7.6 inspectable.

its a generator supplying an MEN SWITCHBOARD.

ESR reg def of mains work...

9 Replies

5934 Views

Last post by AlecK
Fri Dec 10, 2021 12:00 pm
Modules with different azimuth in series

Last post by AlecK « Tue Nov 16, 2021 10:31 am
Replies: 2
by Biner » Tue Nov 16, 2021 8:03 am

Good morning

I have been asked to do a solar inspection, first time I have come across a string in series with multiple azimuths/angles. Each module...

2 Replies

2695 Views

Last post by AlecK
Tue Nov 16, 2021 10:31 am
5033:2012 4.4.1.5 (d) Location of means of isolation for servicing

Last post by PeteRig « Sat Nov 13, 2021 9:25 am
Replies: 11
by JamieP » Mon Oct 11, 2021 5:33 pm
Rating: 11.11%

Where does this means of isolation need to be located, I always thought it had to be on the roof in place of a RTI but I can't see anything that...

11 Replies

5044 Views

Last post by PeteRig
Sat Nov 13, 2021 9:25 am
Switchboard for Generator with RCBO

Last post by Tiger « Thu Sep 30, 2021 12:24 pm
Replies: 2
by Tiger » Tue Sep 28, 2021 11:50 pm
Rating: 11.11%

Hi Everyone，

I am asked to do a switchboard for the a Hyundai Generator as per attached plate photo.

It is not connected to the grid and will not...

2 Replies

2669 Views

Last post by Tiger
Thu Sep 30, 2021 12:24 pm
Where does mains parallel generation stop? Grid tied PV

Last post by AlecK « Wed Sep 01, 2021 1:48 pm
Replies: 3
by JamieP » Wed Sep 01, 2021 8:22 am
Rating: 11.11%

PEW regarding mains parallel generation systems and PV installations are high risk

5033 clearly states that the PV part is This Standard sets out...

3 Replies

7086 Views

Last post by AlecK
Wed Sep 01, 2021 1:48 pm
Solar Inverter RCD protection

Last post by AlecK « Tue Aug 24, 2021 3:25 pm
Replies: 5
by JamieP » Tue Aug 24, 2021 10:00 am
Rating: 11.11%

I recently made a post elsewhere that touched on this but thought this deserved a dedicated thread

4777.1:2016 allows such an arrangement and is...

5 Replies

3257 Views

Last post by AlecK
Tue Aug 24, 2021 3:25 pm
Solar installer wanted in Christchurch

Last post by GLion « Wed Jul 21, 2021 12:01 pm

by GLion » Wed Jul 21, 2021 12:01 pm

Hi,

My usual electrician hasn't done any solar installs.

I'm after someone to do the install and or electrical connection. Long story short I have...

0 Replies

4198 Views

Last post by GLion
Wed Jul 21, 2021 12:01 pm
Section 4.5 - 4777.1-2016

Last post by AlecK « Mon Jul 12, 2021 10:33 am
Replies: 11
by Slovett » Tue Jun 29, 2021 11:42 am
Rating: 22.22%

I have a question about section 4.5 in 4777.1-2016.(I know 4777.1-2016 is not sited in the regs, but I can't find the 2005 version).

4.5 States that...

11 Replies

5142 Views

Last post by AlecK
Mon Jul 12, 2021 10:33 am
200Kva Generator Wash Plant

Last post by AlecK « Wed Jul 07, 2021 10:30 am
Replies: 3
by Chopper » Tue Jul 06, 2021 12:59 pm
Rating: 11.11%

We have a customer with a new Shingle Wash Plant that is to be supplied by a 200kva generator. The wash plant has 2 * 30kw pumps, 2 * 4kw vibrators...

3 Replies

2939 Views

Last post by AlecK
Wed Jul 07, 2021 10:30 am
Single phase generator on a 3 phase installation

Last post by pluto « Sun Jun 27, 2021 1:00 pm
Replies: 6
by DougP » Sat Jun 26, 2021 8:08 am

For example, wiring a single phase generator inlet to a 3 phase installation.
---
Can a single phase changeover switch (two pole changeover)...

6 Replies

5006 Views

Last post by pluto
Sun Jun 27, 2021 1:00 pm
Tesla Power-Wall

Last post by PeteRig « Fri Mar 26, 2021 10:26 am
Replies: 8
by TPower » Wed Mar 24, 2021 12:34 pm
Rating: 33.33%

Tesla Power-Wall. Is the installation of one of the units to a property that has existing solar HR/inspectable PEW?

My understanding is it’s not...

8 Replies

4598 Views

Last post by PeteRig
Fri Mar 26, 2021 10:26 am
US enphase inverters

Last post by TPower « Thu Feb 25, 2021 6:10 am
Replies: 2
by TPower » Wed Feb 24, 2021 3:54 pm

I’m working in with an electrician who is installing a PV system, he’s doing the installation, I’ll be doing inspection.

I’ve been advised they’re...

2 Replies

2843 Views

Last post by TPower
Thu Feb 25, 2021 6:10 am
PV Inverter incorrectly rated for the PV panels

Last post by PeteRig « Wed Dec 09, 2020 4:00 pm
Replies: 3
by PeteRig » Wed Dec 09, 2020 3:00 pm

I have a situation where a PV inverter's label has ratings less than the PV panel ratings:
The short circuit current rating (Isc) and the Max power...

3 Replies

3285 Views

Last post by PeteRig
Wed Dec 09, 2020 4:00 pm
Number of DC isolators required?

Last post by AlecK « Wed Dec 09, 2020 10:43 am
Replies: 2
by TPower » Wed Oct 21, 2020 4:49 pm
Rating: 11.11%

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

3202 Views

Last post by AlecK
Wed Dec 09, 2020 10:43 am

New Topic

49 topics

Return to Board Index

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum