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Appendix: raw arc voltage, Cut out for cable – Tweco 9-9385 User Manual

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June 23, 2011

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Manual 0-5059_AB

APPENDIX: RAW ARC VOLTAGE

If raw arc voltage is necessary for the torch height control, the customer must supply an 18 AWG (1.0 mm2), single

pair, unshielded cable rated for 300V or greater. All work must be performed following applicable local and national

codes.

1. Disconnect the power from the power supply.

2. Remove the screws that attach the power supply cover to the chassis. Remove the cover.

3. Route the cable through the customer supplied strain relief at the rear of the power supply.

Art # A-10286

Cut out for cable

4. On the main board use insulated type 1/4-inch ring lug terminal ends to connect to –Vout1 (- polarity) and WORK

1 (+ polarity).

!

WARNING

The raw arc voltage can exceed 350VDC !!!!

-V OUT 1

WORK 1

J10

-V OUT 1

WORK 1

Art # A-10287