DIY Battery Spot Welder / Spot Welder Controller / Microwave Transformer 1

Here you can see the products which i used in this video
Copper Welding Cable 25square
http://s.click.aliexpress.com/e/_d8SoQC

Switch 15A 250V 2Pin ON/OFF
http://s.click.aliexpress.com/e/_dUvHr42

Switch 6A ON/OFF
http://s.click.aliexpress.com/e/_dTFFRtk

Changeover Relay 12VDC 5 Pins
http://s.click.aliexpress.com/e/_dT3aIei

Capacitor 16v 110uf,220uf,440uf
http://s.click.aliexpress.com/e/_dWghHDG

LED Module DC12V
http://s.click.aliexpress.com/e/_d8T5FDy

Transformer 12v
http://s.click.aliexpress.com/e/_BfZoQLng

12v DC Cooling Fan
http://s.click.aliexpress.com/e/_dW4oL8w

LED 5mm White Green Red Blue Yellow
http://s.click.aliexpress.com/e/_BfiKxlmQ

When we press the button, it will connect relay 2, which will discharge the capacitor powering relay 1, which will supply with 220v to the welding transformer

2 Changeover Relay 12VDC 5 Pins
Two circuits (terminals 87 and 87a ) have a common terminal (30). When the relay is at rest 87a is connected to 30, and when the relay is energised 87 becomes connected to 30 (but never both at the same time).
3 switches on-off
1 switche Self-Recovery
5 LEDs indicating circuit
Capacitor 16v 110uf,220uf,440uf
1 LED Module DC12V
1 12v DC Cooling Fan
1 Transformer 12v

When we press the button, it will connect relay 2, which will discharge the capacitor powering relay 1, which will supply with 220v to the welding transformer

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Видео DIY Battery Spot Welder / Spot Welder Controller / Microwave Transformer 1 канала BOSSY DIY