Lincoln Electric IDEALARC DC-1000 Service Manual page 13

A-5
WARNING: ALL INPUT POWER MUST BE ELECTRICALLY DISCONNECTED BEFORE TOUCHING PANEL.
H
2
TAPE
H
3
H1
L1
Input
H4
L2
Lines
L3
GND
RECONNECT PANEL
H
2
TAPE
H
4
H1
L1
Input
H3
L2
Lines
L3
GND
RECONNECT PANEL
H
3
TAPE
H
4
H1
L1
Input
H2
L2
Lines
L3
GND
RECONNECT PANEL
WARNING: All input power must be electrically disconnected before touching panel.
NOTE: Dual voltage machines are shipped from factory connected for high voltage.
CONNECTION FOR UNDER 380 VOLTS
H1
L1
H2
Input
L2
Lines
L3
H3
Tape
H4
1. Mount the movable reconnect panel to the stationary
reconnect panel studs in the position shown, and secure
firmly with the nine hex nuts provided.
2. Connect L1, L2 & L3 input supply lines & H1 and H2 control
transformer leads to the input side of the reconnect panel.
3. Insulate unused H3 and H4 lead terminal with adequate
tape to provide at least 600 volt insulation.
4. Connect terminal marked
Electrical Code.
INSTALLATION
FIGURE A.2
INPUT SUPPLY CONNECTION DIAGRAM
1. ON RECONNECT PANEL, LOOSEN ALL HEX BOLTS, PULL MOVABLE LINKS, AND ROTATE
LINKS TO THEIR NEW POSITIONS. POSITION EACH LINK BETWEEN THE WIRE TERMINAL AND HEX
BOLT, PUSH THE LINK COMPLETELY FORWARD, SECURELY TIGHTEN ALL HEX BOLTS.
DO NOT REMOVE HEX BOLTS AT ANY TIME.
2. CONNECT L1, L2 & L3 INPUT SUPPLY LINES & H1 & H4 CONTROL TRANSFORMER LEADS TO INPUT
TERMINALS AS SHOWN.
3. INSULATE THE UNUSED H2 & H3 LEAD TERMINALS WITH ADEQUATE TAPE TO PROVIDE AT LEAST
600 V. INSULATION.
4. CONNECT TERMINAL MARKED
1. ON RECONNECT PANEL, LOOSEN ALL HEX BOLTS, PULL MOVABLE LINKS, AND ROTATE
LINKS TO THEIR NEW POSITIONS. POSITION EACH LINK BETWEEN THE WIRE TERMINAL AND HEX
BOLT, PUSH THE LINK COMPLETELY FORWARD, SECURELY TIGHTEN ALL HEX BOLTS.
DO NOT REMOVE HEX BOLTS AT ANY TIME.
2. CONNECT L1, L2 & L3 INPUT SUPPLY LINES & H1 & H3 CONTROL TRANSFORMER LEADS TO INPUT
TERMINALS AS SHOWN.
3. INSULATE THE UNUSED H2 & H4 LEAD TERMINALS WITH ADEQUATE TAPE TO PROVIDE AT LEAST
600 V. INSULATION.
4. CONNECT TERMINAL MARKED
1. ON RECONNECT PANEL, LOOSEN ALL HEX BOLTS, PULL MOVABLE LINKS, AND ROTATE
LINKS TO THEIR NEW POSITIONS. POSITION EACH LINK BETWEEN THE WIRE TERMINAL AND HEX
BOLT, PUSH THE LINK COMPLETELY FORWARD, SECURELY TIGHTEN ALL HEX BOLTS.
DO NOT REMOVE HEX BOLTS AT ANY TIME.
2. CONNECT L1, L2 & L3 INPUT SUPPLY LINES & H1 & H2 CONTROL TRANSFORMER LEADS TO INPUT
TERMINALS AS SHOWN.
3. INSULATE THE UNUSED H3 & H4 LEAD TERMINALS WITH ADEQUATE TAPE TO PROVIDE AT LEAST
600 V. INSULATION.
4. CONNECT TERMINAL MARKED
FIGURE A.3
INPUT CONNECTION DIAGRAM
Movable
Reconnect
Panel
Stationary Reconnect
Panel
to ground per National
IDEALARC
NOTE: MACHINES ARE SHIPPED FROM FACTORY CONNECTED FOR HIGHEST VOLTAGE.
CONNECTION FOR 440 VOLTS 50 Hz. (460v 60Hz.)
TO GROUND PER NATIONAL ELECTRICAL CODE.
CONNECTION FOR 380 VOLTS 50 Hz.
TO GROUND PER NATIONAL ELECTRICAL CODE.
CONNECTION FOR 220 VOLTS 50 Hz. (230V 60Hz.)
TO GROUND PER NATIONAL ELECTRICAL CODE.
CONNECTION FOR OVER 500 VOLTS
H1
L1
H4
Input
L2
Lines
L3
H2
Stationary Reconnect
Tape
Panel
H3
1. Mount the movable reconnect panel center set of holes to the
stationary reconnect panel in the position shown, and secure
firmly with the six hex nuts provided. Secure the three
reminaing hex nuts over the remaining three studs for future
use.
2. Connect L1, L2 & L3 input supply lines & H1 and H4 control
transformer leads to the input side of the reconnect panel as
shown.
3. Insulate unused H2 and H3 lead terminal with adequate tape
to provide at least 600 volt insulation.
4. Connect terminal marked
Electrical Code.
® DC-1000
A-5
LINK POSITIONS
LINK POSITIONS
LINK POSITIONS
MOVABLE LINK POSITIONS INDICATED
BY ARROWED LINE
M-14358
Movable
Reconnect
Panel
to ground per National
S-17172