We have a control panel that has a few fan motors (3phase) and two heaters ( 3 phase) and single phase loads to valve actuators. My question is regarding the sizing of the feeder cable to this control panel. Do we work out all the currents individually and then add them and treat this as a "lump...
In this video tutorial we demonstrate the steps needed to complete a comprehensive and accurate single cable size calculation using ElectricalOM Software in accordance with BS7671 IET wiring regulations.
We are pleased to announce the official release of ElectricalOM, and we think you're going to be very pleased with the results. ElectricalOM continues Modecsoft's proud tradition of creating robust software for the Electrical Engineering industry. The team has been hard at work through this...
I am about to embark on a project to convert the top floor of my garage into a small granny annexe. There are lots of considerations to make, but one of them is the electric supply.
The garage is about four meters away from the house. At present, it is served by a 6mm twin and earth single...
Hi There,
Can anyone assist with a cable sizing for 250 Kw (across 3phase) and neutral from a wind turbine to farmyard to supply chicken houses etc. Cabe length 2185 Mts buried direct SWA
Cheers
Hi All,
Can someone please help me with calculating the cable size of a 50kw 3-phase Ac supply over 35m, on cable tray using swa? Just need to know the cable calculation as im getting confused.
Regards
Morning gents, just a quick one. I've posted this already on the Solar PV forum but thought I'd add it here too as VD and cable calcs are always a good topic of discussion.
So I have a Solar PV system to install this weekend, its a 10KW single phase system on a farm. I'm going to be running a...
Morning gents, just a quick one. I've posted this already on the Solar PV forum but thought I'd add it here too as VD and cable calcs are always a good topic of discussion.
So I have a Solar PV system to install this weekend, its a 10KW single phase system on a farm. I'm going to be running a...
Good evening,
Trying to get my head around cable sizing so need some help, so I've based my scenario on a workshop at my place of work, there is a 6 way board going up but obviously at the minute it is empty so how would you be able to come up with Ib?
Hi guys if you could help me out with this would be much appreciated,
its for a shop within a shopping centre and the client ( Decathlon! ) require a huge
supply which i have contested but they seem to think they need this size feed.
From a ryefield board to a 400amp switch fuse within the...
Fred Faulkner
Thread
3 phase
cablecablesizing
help
ladder
phase
sizing
wire
Hi guys,
As I post in the head of the topic I am loking for some theory about the above things.I was looked here in this chapter but I can not find nothing.So if somebody of you have some materials about that I will be very thankful to send it to me.Or paste some links here.I prefer somthing for...
Takeshi
Thread
cablecablesizing
circuit
circuits
electric
electrical
rcd
rcd's
sizing
switch
switchgear
Hello Gents,
I am looking to carry out an installation on for battery load banks system - the system supply will be 220 VDC at 125 amps, I have 25mm single core cables available to use, the run is no more than 10 meters and the cable is contained in trunking, for this circuit...
I need to run in a supply for a 3.52kw 3 phase motor 70m from DB i worked out that 1.5 swa in free air would just about be sufficient so thought i would use 2.5mm 4 core
length of Run 70m
P= 3.52kw
v=400
I = P/V = 8.8A
Table 4D4A USING INSTALLATION METHOD E
1.5MM can take 19A
Table 4D4B...
Maestro
Thread
3 phase
cablecablesizing
current
motor
phase
sizing
starting
supply
supply to
I believe I have been wrongly advised by my supplier about sizing cable for a lighting installation and I was hoping that someone with more experience of DC cabling will be able to set me straight.
We are looking to install some LED strips to a coffered ceiling above a swimming pool.
I have...
jjnr78
Thread
24v
cablecablesizing
led
length
lighting
power
sizing
strip
supplies
Hi Guys,
i'm currently in the process of quoting for a job I hope to win. I need to work out the size of cable required to supply 20 studio flats.
i am going to run a supply or several supplies from the basement of the building 16m up an lift shaft then will be approximately 40m through a...
How do I know what size cables I need to be using for each circuit? e.g how do i KNOW that i need a 2.5 for a ring main.
There's odiously a formula for working it out and no doubt included lengths, estimated amps pulled etc.
just need some help with it if possible,
(Purely a college question...
Hi guys, any idea on sizing this please, any help will be great, thanks in advance.
A 6kW induction motor (pf 0.95) is to be connected to a 230Volt 50Hz Supply. The motor is required to control a heist in an office furniture warehouse. The motor will be supplied by a multicore SWA cable with...
Hi Guys,
Little help please.Ive got to install a 3phase mortar silo. Information i have been given.
Requires a 16a 5 pin socket outlet (neutral and earth)
100m cable run
Max load 5KW
30ma RCD protected
Assuming c or d type
Its beeen a long time since ive dealt with 3 phase. could someone walk...
Need to supply a cable for a garage extension,
'Plumber' has proposed 2 x 10mm T+E in 100mm ducting along with a water pipe, with no CU at the garage.
This will eventually be marketed as an annex which will include but no limited to, 1 shower (power unspecified), 1 electric water heater...
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