Output Connections; Electrode, Work And #21 Lead - Lincoln Electric SVM188-A Service Manual

A-8

OUTPUT CONNECTIONS

See Table A.1 for recommended DC-600 cable sizes for combined lengths of electrode and work cables.
DC-600 Cable Sizes for Combined Lengths of Copper Electrode and Work Cable

ELECTRODE, WORK AND #21 LEAD

Cable Length
Lengths up to 150 ft. (46m)
150 ft.(46m) to 200 ft (61m)
200 ft.(61m) to 250 ft.(76m)
CONNECTIONS
A. Connect Electrode and Work Leads to
Output Terminals.
1. Set the ON/OFF toggle switch to OFF.
2. Locate the retractable strain relief loops directly
below the output terminals in the lower right and
lower left corners of the Case Front Assembly. See
Figure A.9.
3. Pull out the retractable strain relief loops.
4. Insert the electrode lead through the loop directly
below the desired polarity (positive or negative).
Pull through enough cable to reach the output
terminals.
5. Connect electrode lead to the desired terminal
(positive/negative).
6. Tighten the output terminal nut with a wrench.
7. Connect the work lead to the other output
terminal following steps 4-6.
INSTALLATION
TABLE A.1
at 100% Duty Cycle
Parallel Cables
2
2
2
FIGURE A.9 - Output Terminals.
B. Connect #21 Work Sense Lead to Proper
Terminal
There are two work sense lead connection points (+21
and -21) on terminal strip (T.S.2) located behind the
hinged access panel on the right side of the case front.
See 14 Pin MS Type Receptacle section or Terminal
Strip Section for connection procedure.
DC-600
A-8
Cable Size
1/0 (53mm 2 )
2/0 (67mm 2 )
3/0 (85mm 2 )