A-4

INSTALLATION

A-4

 

FIGURE A.1 — Dual Voltage Machine Input Connections

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50/60 HZ

 

 

 

 

 

to Section TOC

to Master TOC

 

 

 

 

 

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3. The 208/230 volt 50/60 Hz model Power MIG® is

OUTPUT POLARITY CONNECTIONS

 

 

shipped with a 7 ft.(2.1m). input cable and plug con-

 

 

 

 

 

nected to the welder.

 

 

 

The welder, as shipped from the factory, is connected

 

 

 

 

 

 

 

 

4. Using the instructions in Figure A.2, have a qualified

for electrode positive (+) polarity. This is the normal

 

 

polarity for GMA welding.

 

 

electrician connect a receptacle (Customer

 

 

 

 

 

Supplied) or cable to the input power lines and the

If negative (–) polarity is required, interchange the con-

 

 

system ground per the U.S. National Electrical

 

 

nection of the two cables located in the wire drive com-

 

 

Code and any applicable

local

codes.

See

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partment near the front panel. The electrode cable,

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“Technical Specifications” at the beginning of this

which is attached to the wire drive, is to be connected

chapter for proper wire sizes. For long runs over

to the negative (–) labeled terminal and the work lead,

Section

Master

100 feet, larger copper wires should be used. Fuse

which is attached to the work clamp, is to be connect-

the two hot lines with super lag type fuses as shown

ed to the positive (+) labeled terminal.

in the following diagram. The center contact in the

 

to

to

receptacle is for the grounding connection. A green

 

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wire in the input cable connects this contact to the

 

frame of the welder. This ensures proper grounding

 

of the welder frame when the welder plug is insert-

 

 

 

 

 

 

ed into a grounded receptacle.

 

 

 

 

FIGURE A.2 — Receptacle Diagram

 

 

CONNECT TO A SYSTEM

 

 

GROUNDING WIRE. SEE

 

 

THE UNITED STATES

 

 

NATIONAL ELECTRICAL

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CODE AND/OR LOCAL

CODES FOR OTHER

 

 

 

 

DETAILS AND MEANS FOR

Section

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PROPER GROUNDING.

CONNECT TO HOT WIRES

to

to

OF A THREE-WIRE, SINGLE

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PHASE SYSTEM.

 

 

Power MIG® 215XT

Page 12
Image 12
Lincoln Electric 11521 service manual Output Polarity Connections

11521 specifications

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