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Semi-automatic DIY Spot Welder 2,6V 1kA

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Published on Oct 30, 2012

http://mdiy.pl/polautomatyczna-zgrzew...

4093 NAND gate two-step timer
Adjustable welding time from 0 to 4 seconds
MOC3041 zero-crossing detection
BT138 - 12A triac
Almost 2 meters of 35mm² LGY copper cable
4 secondary windings = 2,6V
950A - 1000A of short circuit current
Arms working lenght 24cm

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