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Author Topic: anong wire gauge na gagamitin para main line ng 6 na welding machine  (Read 650 times)
valtomotive
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« on: August 21, 2010, 07:28:22 PM »

patulong naman mga expert mag wa wiring kc ako ng 6 na (welding machine 350 amp) 60 amperes po ang breaker bawat 1 welding machine yung main breaker naman 300 amperes tanong ko lang kung kakayanin ba ng (wire 50mm2) ang 6 na weld machine di po ba lalagnatin yung mga wire pag nag sabay full weld yung anim na weldingan
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« on: August 21, 2010, 07:28:22 PM »

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luis
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« Reply #1 on: August 22, 2010, 06:56:13 AM »

Ilang watts ba capacity ng bawat isa? ang pgkaka-unawa ko sa ganyan bagay eh kunin ung total watts tapos devide mo sa 230V  at ung sagot multiply by 2 at dun mo ibabase ung main C.B at wire/cable size.. Ung nabanggit mo na 50 sq.mm base sa NEC copper wire ampacity with 60deg.Celcius=125A; 70deg.C=150A; 90deg.C=170A  hintayin nlng natin ibang kasagutan ng mga  master tungkol dito sa katanungan mo.
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Ang kayamanan ay palamuti lamang sa ating buhay,hindi maidadala sa kamatayan.,kaya habang buhay ka pa,ibahagi mo na lang sa iba..kaysa nman mapunta sa wala.. Smiley)
jacks
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« Reply #2 on: August 22, 2010, 12:15:05 PM »

Ito sir share ko lang. Smallest wire that can handle regular WM base on experience ay 5.5mmsq. Pero kung puro full weld maghapon 6AWG kada isang WM. Yan wala yang lagnat sa wire.

So compute mo na lang yung equivalent wire size ng 6 na 6AWG sa malaking wire. And remember, consider the wire almost loaded lagi kasi 6 na WM ang sabay sabay na gagamit(for heating). For reference lang po.

Or take sir luis advice.
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luis
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« Reply #3 on: August 22, 2010, 01:47:16 PM »

Yung nabanggit ni sir JS kung 6awg ang isa WM, Ganito ang magiging solution: ung value ng 6awg to sq.mm tapos multiply it by 6 WM, ung 6awg=13.3sq.mm  so kung 13.3mm2 x 6 = 79.8mm2 ang product nito, so ang pinaka-malapit dito na cable eh ung my size na 85.0mm2 or 000awg o 3/0awg  at ito NEC  copper wire ampacity with 60/75/90 deg.celcius (insulation) = 165/200/225amperes (ibig sabihin kung gagamit ka ng ordinary wire which is TW na 3/0awg=165amp, dahil ang TW ang normal operating temperature nito is 60deg.Celsius) sa THWN=70deg.C at sa THHN=90deg.C
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Ang kayamanan ay palamuti lamang sa ating buhay,hindi maidadala sa kamatayan.,kaya habang buhay ka pa,ibahagi mo na lang sa iba..kaysa nman mapunta sa wala.. Smiley)
valtomotive
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« Reply #4 on: August 25, 2010, 08:45:11 PM »

salamat sa info sensya na kung ngayon lang naka reply busy sa pag wa wiring 
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jacks
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« Reply #5 on: August 25, 2010, 08:52:12 PM »

Sana nga dumami pa inline sa electrical dito sa industrial para masaya.  Grin


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luis
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« Reply #6 on: August 27, 2010, 08:33:38 AM »

saan kaya mayroon job vacancy na related sa electrical,may alam ba kayo na pwede pasukan? naghahanap kasi ako ng trabaho eh..local job hanap ko,para mapractice ko mga natutuhan ko..
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Ang kayamanan ay palamuti lamang sa ating buhay,hindi maidadala sa kamatayan.,kaya habang buhay ka pa,ibahagi mo na lang sa iba..kaysa nman mapunta sa wala.. Smiley)
iyo karpo
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« Reply #7 on: August 27, 2010, 10:03:01 AM »

download mo to:

http://www.cable.alcan.com/CablePublic/en-US/Information+Center/Support+and+Downloads/Design+Software/
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valtomotive
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« Reply #8 on: September 18, 2010, 02:34:26 PM »

update ko lang ok na po ang mga wiring problema ko lang yung line 2 medyo mainit
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rage3657
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« Reply #9 on: September 18, 2010, 05:07:00 PM »

baka loose connection? kung 3 phase baka unbalance ang loading?
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jacks
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« Reply #10 on: September 18, 2010, 07:25:22 PM »

Yeah the problem with big wires ay magandang termination. At kung three phase ang supply line mo baka di balanse load mo. Subukan mo ilipat sa ibang phase na magaan ang load.

Or baka naman loose connection rin sa load side.
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valtomotive
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« Reply #11 on: September 19, 2010, 07:47:00 PM »

salamat sa info guys subukan ko ilipat sa ibang phase sira kc yung clamp meter ko kaya nangagapa ako ngaun
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Electrifying!


« Reply #12 on: September 24, 2010, 02:44:05 PM »

patulong naman mga expert mag wa wiring kc ako ng 6 na (welding machine 350 amp) 60 amperes po ang breaker bawat 1 welding machine yung main breaker naman 300 amperes tanong ko lang kung kakayanin ba ng (wire 50mm2) ang 6 na weld machine di po ba lalagnatin yung mga wire pag nag sabay full weld yung anim na weldingan


share ko lang brod...

SIZE OF CONDUCTOR:

Ifeeder = Ieffective* <---conductor size.
*from the nameplate of the welding unit.

Ifeeder = Imax* x duty cycle <---if Ieffective is not given.
*actual testing

OVERCURRENT PROTECTION:

Iop=Ieffective x 200%

FEEDER SIZE FOR A GROUP OF WELDERS:

Ifeeder=summation of two largest welding machines*100% + 80%*Ieffective of 3rd largest welder + 70%*Ieffective of 4th largest welders + 60%*Ieffective of all the other welders.


for more information, you can check your PEC Art. 6.30

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