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FIGURA A.16 – CONEXIÓN DE NA-4 (CON REOSTATO PARA CONTROL DE CORRIENTE)
LENGTH
CONNECT THE CONTROL CABLE GROUND LEAD TO THE FRAME TERMINAL MARKED
POWER SOURCE GROUNDING TERMINAL STRIP (MARKED
MUST BE PROPERLY CONNECTED TO ELECTRICAL GROUND PER THE POWER SOURCE OPERATING MANUAL.
N.A. WELDING CABLES MUST BE OF PROPER CAPACITY FOR THE CURRENT AND DUTY CYCLE OF IMMEDIATE AND FUTURE APPLICATIONS.
N.B. EXTEND LEAD #21 USING #14 AWG OR LARGER INSULATED WIRE PHYSICALLY SUITABLE FOR THE INSTALLATION. AN S16586-[ ]
REMOTE VOLTAGE SENSING WORK LEAD IS AVAILABLE FOR THIS PURPOSE. CONNECT IT DIRECTLY TO THE WORK PIECE, KEEPING
IT ELECTRICALLY SEPARATE FROM THE WELDING WORK LEAD CIRCUIT AND CONNECTION. FOR CONVENIENCE, THIS EXTENDED LEAD
#21 SHOULD BE TAPED TO THE WELDING WORK LEAD.
N.C. IF USING AN OLDER CONTROL CABLE, CONNECT LEADS #75, #76, AND #77 TO LEADS #75, #76, AND #77 OF THE TERMINAL STRIP,
RESPECTIVELY.
N.D. TO AVOID POSSIBLE INDUCED NA-4 METER READING ERROR, KEEP THE CONTROL LEADS, INCLUDING THE EXTENDED LEAD #21
SEPARATED FROM THE AC WELDING CABLES BY AT LEAST 12 IN. (305 MM).
INSTALACIÓN
A UN AC-1200.
WARNING
TURN OFF INPUT POWER
TO THE WELDING POWER
SOURCE USING THE
DISCONNECT SWITCH
BEFORE WORKING
ELECTRIC
ON THIS EQUIPMENT.
SHOCK
CAN KILL
AC-1200
75
76
77
21
4
31
2
32
TAPE UP
BOLTED
CONNECTIONS
ELECTRODE
WORK
N.A.
AND
N.D.
AND LOCATED NEAR THE POWER SOURCE INPUT POWER CONNECTIONS)
NA-3 Y NA-4
TO AUTOMATIC
CONTROL BOX
GND
A
B
N.C.
C
4
31
2
32
N.B.
21
N.D.
ELECTRODE CABLE TO
AUTOMATIC CONNECTION BAR
TO WORK
N.D.
NEAR THE POWER SOURCE TERMINAL STRIP. THE
R
CLEVELAND, OHIO U.S.A
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