Meaning Of Graphical Symbols On Rating Plate; Controls And Settings - Lincoln Electric SVM188-A Service Manual

B-5
MEANING OF
SYMBOLS ON RATING PLATE
(LOCATED ON CASE BACK)
Designates welder complies with
National Electrical Manufacturers
NEMA EW 1 (100%)
Association requirements EW 1
Class I with 100% duty cycle at
600Amps output.
Three Phase Input Power
3 Phase transformer with recti-
fied DC output
Line Connection
Gas Metal Arc Welding (GMAW)
Flux Cored Arc Welding (FCAW)
Shielded Metal Arc Welding (SMAW)
Submerged Arc Welding (SAW)
Designates welder complies with
R
both Underwriters Laboratories (UL)
standards and Canadian Standards
NRTL/C
Association (CSA) standards. (60
Hertz Models)
OPERATION
GRAPHICAL
DC-600
MEANING OF
SYMBOL FOR GROUND CON-
NECTION
Signifies the equipment connection
point for the protective earth ground

CONTROLS AND SETTINGS

All operator controls and adjustments are located on
the Case Front Assembly of the DC-600. See Figure
B.1 for the location of each control.
3
6
5
7
12
FIGURE B.1 - CONTROL PANEL KEYS
1. Input POWER ON/OFF Switch
This toggle switch turns the machine on or off.
Putting the switch in the ON "
gizes the machine's input contactor applying input
power to the machine. Switching the switch to the
OFF " " position de-energizes the input con-
tactor.
2. POWER Light
When the POWER switch is in the ON position the
machine's white POWER light will illuminate. If the
input contactor de-energizes the machine in an
abnormal situation the pilot light will still illuminate.
In this situation it may be necessary to reset the
machine by switching the POWER switch to the
OFF and then to the ON position. (See Overload,
Overcurrent, and Fault Protection Section)
B-5
GRAPHICAL
8
9 4
1
2
11
10
13
" position ener-