3-8. Optional Connections For Input Power From Welding Power Source

5

1

 

I J

K

A

Input Power Cord

 

 

B

 

 

L C

ConnectionTo

H

N

14-Pin Plug

G

M

D

 

3

F

E

 

 

 

 

2

5

 

 

 

 

 

4

 

 

 

1

 

 

 

1

 

 

 

 

5

 

 

1Input Power Cord And Plug PLG4

Cut plug off.

2 Individual Leads

Strip a small amount of insulation from cord and from each of the three leads.

3Pins (Part No. 134 731, Not Supplied)

Crimp a supplied pin to each of the three leads.

4Strain Relief Clamp

514-Pin Plug PLG5 And Contact Closure Interconnecting Cord

Open clamp and slide input power cord and pins into clamp, and insert pins into rear of plug PLG5 as follows:

Black lead into pin I. White lead into pin G. Green lead into pin K. Tighten strain relief clamp.

Tools Needed:

 

Pin*

Pin Information

 

 

 

 

 

 

Remote

A

Contact output signal.

B

Input control to energize weld contactor. Contact closure to A

Contactor

 

completes 24 volts ac contactor control circuit.

 

 

 

 

 

Input Voltage

G

115 volts neutral.

I

115 volts hot.

(Optional

Connection)

K

Machine chassis.

 

 

 

*The remaining pins are not used.

Ref. 149 548-B / 150 078-A / Ref. S-0512

OM-1078 Page 13

Page 17
Image 17
Miller Electric WC-115A manual Pin Pin Information Remote