Questions and electrical advice in the Industrial Electrician Talk - Industrial installations can be discussed in this industrial electrician talk forum..
Some popular forums: Electrical Forum - Electrical Wiring, Theories and Regulations - Periodic Inspection Reporting & Certification - Electrical Jobs
- Sticky
I’m from the US and I’m just trying to learn how UK does things and the terminology of what I call something verses what y’all call materials. I...
Our company in the UK had its Periodic Inspection done over a year ago but now we’ve lost the EICR. We’ve contacted the company who did the...
Went to a job this week where we replaced a slip ring motor. We went back as it was not running upto full speed which we found was due to the oil...
- Question
I have been tasked with seeing if a site is capable of accommodating a large new installation.
I have done some working out but I'm not sure if...
Hi,
Main LVAC Board, Directly Fed from a Transformer.
What do i put as an OCPD on my BS7671 Test sheet? Since I don't believe the Transformer has...
Dear forum members,
Would you give please a practical tips how to measure and what measurement equipment to use (with some examples if possible)...
Where can I find Industrial Electric Diagrams to study and learn from please! Thank you!
I am looking for the B1 case size they made between the 1971 (GEC D case type) and when Siemens took over the brand.
I don't have access to the...
While driving home from Runcorn today via mid Wales my mind started wandering. I started thinking about HV safety distances. Now I know that at...
Hey all, looking for a bit of industrial electrical advice, I'm kind of stuck between a rock and a hard place at the moment, the company I work...
Bit of a long shot but has anyone got a circuit diagram for a Megger Foster OTS 60PB oil breakdown tester. Ours has gone 'breasts skyward' and I'm...
Hi All,
We have a Merlin Gerin Compact NS100N Single Phase MCCB
I've been asked to find its Max ZS Values and to be honest I cant find anything...
- Question
Hi Everyone,
Fairly new to the forum I think I'm in the right thread.
I'm hoping to get some advice.
I originally served my apprenticeship as...
Hi All,
I have a question trying to understand earthing arrangments
SO,
We have a DNO Substation, 4 Core armoured Feeding the Distribution Board...
Hello everyone,
I'm a service engineer from Malaysia and come across a simple problem. I work with instrumentation and the problem I face with is...
Cable calcs using cable calc app
Working out cable size for a workshop.
100m long, 100a supply, mccb 100a zs- 0.23 ohms, in a duct on its own...
Hi all,
I have been asked to install individual three-phase supplies for a band saw and table saw.
Having trouble figuring out the correct cable...
Hi all :)
I teach Electricity in France.
With my english teacher, we want to create an activity for our student.
The goal for students is to...
Hello Folks Myself Arif Patel Preston Dubai, I Wanted To Know Which Type Of Wires Uses In AC's At Offices?
If You Know Please Reply
Thank You!
Hi, I’m Not getting enough torque on startup to turn pump. Turns pump successfully maybe 1 in 6 times on startup and then fine at full speed...
- Question
Hi everyone I’ve done a bit of metal conduit before but been reading up online and seen people saying about marking the former to know where to...
Good evening everyone
Can any help or give me some advice please on measuring bending galv conduit.
My question is bending long 3m lengths...
Posted this to the DIY section since I'm not a business or employee in this matter but it feels more appropriate (and might actually get...
I posted a month ago regarding a single phase motor + panel I have been given to try and sort following water damage to the panel.
The assembly...
Removed the associated phone-line. How do I permeably silence this message?
Hi,
I am a mechanical engineer tasked with some electrical engineering scope of work and not sure where to look for information on the...
I previously posted about having a single phase reversing motor which I thought had a centrifugal switch.
After looking into it more, it actually...
Hi guys,
Been given a motor and associated control gear within a panel that has been water damaged.
This motor has 3 windings U1/U2, V1/V2 and...
Hi,
I have a question regarding the cable size to a 415v 125A socket. For the design current is it normal to use the protective device rating of...
I'll be starting a a testing, inspection and compliance outfit at that end of the month and this will be my first proper job in that industry...
- Question
Organizing my fuse inventory at the plant I came across some Ware 56-50 Amp (FRS style/size). The world of fuses is complicated enough... I cannot...
Hi guys I’ve got a motor starter I’ve come across and looking at the electrical drawings it’s originally had 35mm tails from a 100amp fused...
Can someone please remind me what a) the general requirements are for E-Stops on machinery such as lifting hoist controls and b) what the...
What could be the reason for all of the three Siemens contactors on a 37kW star delta starter to lose continuity on auxiliary contacts and main...
Hi All
I’m in a bit of a quandary at work and need a couple of things clearing up if poss. I’m the maintenance...
Hi all.
Just a quick one really.
Some of my work has started to creep into the industrial sector and, as such, I'll need to do a bit of...
Just a reminder to everyone, could you all please keep banging the drum for the http://www.fatallyflawed.org.uk/ site and campaign?
The sooner...
I have a question around equipment & electrical separation of circuit breaker grouping that I want to reference against the Regs book...
It's not that often I stare stupidly at something for 5 minutes and can't work out where to start, but....
The horizontal and lower vertical...
Hello all,
I'm new and apologize in advance if this is not the correct forum to post this type of situation.
Attached are two photos of CPU...
- Question
I'm not an electrician, but I do electrical tasks for my employer. Hello underfunded maintenance department.
I'm currently troubleshooting an...
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