Lincoln Electric LN-25 manual

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Table of contents for the manual

  • Page 1

    Description Output MI G Flux-Cor ed LN-25 W ire Feeder Portable, Construction Wire Feeder The LN-25 semiautomatic wir e feeder is ideal for field or construction use. Since it is powered across the arc, no control cables are needed! Simply connect the weld cable, attach the arc sensing clip, and you’re ready to go. This portable MIG and flux-core[...]

  • Page 2

    [2] A CLOSER LOOK LN-25 Wire F eeder www .lincolnelectric.com PERFORMANCE • 2-roll wire drive system for easy wir e feeding. • The LN-25 provides constant wire feed speed for use with constant voltage (CV) power sources, and arc sensing wire feed speed for use with constant current (CC) power sources (1) . • Dynamic braking system stops wire [...]

  • Page 3

    [3] SYSTEM SELECTION LN-25 Wire F eeder www .lincolnelectric.com Electrode cold operation is available with K449 or K428 (with optional K443-2 Inter nal Contactor Kit installed). (Connections are for current equipment design. Subject to change without notice.) ACROSS THE ARC SET -UP (with Electrode Cold Operation) Power source contactor switch must[...]

  • Page 4

    [4] SYSTEM SELECTION LN-25 Wire F eeder www .lincolnelectric.com ACROSS THE ARC SET -UP (with Electrode Cold Operation and Remote Voltage Control at LN-25) Magnum gun and cable assembly Output T erminals Always Hot. Output T erminals Always Hot. Electrode cold operation is available with K449 or K428 (with optional K443-2 Inter nal Contactor Kit in[...]

  • Page 5

    LN-25 Wire F eeder www .lincolnelectric.com [5] SYSTEM SELECTION ACROSS THE ARC SET -UP (with Electrode Cold Operation and Remote Voltage Control at LN-25) WELD POWER CABLE SET -UP CV -250, CV-300, CV400-I, CV500-I, CV -655, V350-PRO, DC-400, DC-600, DC-655, Ranger 250, Ranger 250 LPG, Ranger 305G, Ranger 305D, Commander 300, V antage 500, Air Vant[...]

  • Page 6

    [6] RECOMMENDED OPTIONS LN-25 Wire F eeder www .lincolnelectric.com REQUIRED OPTIONS Magnum Gas-Shielded Gun and Cable Assemblies Available 200-550 amps, air -cooled, gas-shielded welding guns. See publication E12.10 Magnum Self-Shielded Gun and Cable Assemblies Available 250-600 amps. See publication E12.110 REQUIRED OPTIONS, CON'T T wist-Mat[...]

  • Page 7

    LN-25 Wire F eeder www .lincolnelectric.com [7] RECOMMENDED OPTIONS Wire Feeder Control Cable 10 ft. (3.0m) power source to wire feeder cable. Male 9 pin to female 14 pin. Order K1819-10 Wire Feeder Control Cable Extension Male 14 pin to female 14 pin. (Requires K1819-10.) Order K1797-25 for 25 ft. Order K1797-50 for 50 ft. Gas Solenoid Kit Include[...]

  • Page 8

    LN-25 Wire Feeder K428 LN-25 Wire Feeder w/Inter nal Contactor and Gas Solenoid K449 Required Options Magnum Gas-Shielded Gun and Cable Assemblies See publication E12.10 Magnum Self-Shielded Gun and Cable Assemblies See publication E12.1 10 Drive Roll and Guide T ube Kits See page 6 Weld Power Cables See page 6 T wist-Mate Cable Plug: – for 1/0-2[...]