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A-7

INSTALLATION

A-7

 

 

WARNING

All input power must be electrically disconnected before touching panel.

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CONNECTION FOR 440 VOLTS 50 Hz (460V, 60 Hz.) 1. On reconnect panel, loosen all hex bolts, pull back

movable links, and rotate links to their new positions. Position each link between the wire terminal and hex bolt, push the link completely forward, and securely tighten all hex bolts. Do not remove hex bolts at any time.

2. Connect L1, L2, and L3 input supply lines and H1 and H4 control transformer leads to input terminals as shown.

3. Insulate unused H2 and H3 lead terminal with ade- quate tape to provide at least 600 volt insulation.

4. Connect terminal marked to ground per National Electrical Code.

CONNECTION FOR 380 VOLTS 50 Hz.

1. On reconnect panel, loosen all hex bolts, pull back movable links, and rotate links to their new positions. Position each link between the wire terminal and hex bolt, push the link completely forward, and securely tighten all hex bolts. Do not remove hex bolts at any time.

2. Connect L1, L2, and L3 input supply lines and H1 and H3 control transformer leads to input terminals as shown.

3. Insulate unused H2 and H4 lead terminal with ade- quate tape to provide at least 600 volt insulation.

4. Connect terminal marked to ground per National Electrical Code.

CONNECTION FOR 220 VOLTS 50 Hz. (230V 60 Hz.) 1. On reconnect panel, loosen all hex bolts, pull back

movable links, and rotate links to their new positions. Position each link between the wire terminal and hex bolt, push the link completely forward, and securely tighten all hex bolts. Do not remove hex bolts at any time.

2. Connect L1, L2, and L3 input supply lines and H1 and H2 control transformer leads to input terminals as shown.

3. Insulate unused H3 and H4 lead terminal with ade- quate tape to provide at least 600 volt insulation.

4. Connect terminal marked to ground per National Electrical Code.

FIGURE A.3d - Input Supply Connection Diagram

IDEALARC DC-1000

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Image 13
Lincoln Electric SVM123-A service manual Figure A.3d Input Supply Connection Diagram