Migmaster 250 - Industrial Ready-To-Weld Mig Package MT-250SG, 208/230vac
1ph 50/60hz, w/GM-250cc torch for and SpoolGun for Argon
Rated 250 amps at 50% duty cycle 
DC welding output from 30 to 280 amps
24 overlapping heat (voltage) steps for accurate fine tuning
Feeds wire from 20 to 650 ipm; pulse width modulated, solid state speed control
Built-in spool-on-gun control
Specifications
Rated DCCV Output (10 min base)
50% duty cycle, 60 Hz Input ........................... 250 amps @ 27 vdc
60% duty cycle (NEMA Class I), 60 Hz Input . 225 amps @ 29 vdc
40% duty cycle, 50 Hz Input ........................... 250 amps @ 27 vdc
Output Current Range ................................................... 30-280
amps
Open Circuit Voltage ...............................................................
55 vdc
Primary Input Voltage & Current
@ 250 amp rated load, 50/60 Hz, 1 phase
208/230/380/400/460/575 vac ................. 71/62/37/36/31/25 amps
Wire Feed Range ................................. 20-650 ipm (0.5-16.3 m/min)
Net Weight ................................................................
210 lbs. (95 kg)
Shipping Weight ...................................................... 220 lbs.
(100 kg)
W x L x H ....... 19.5 in. (50 cm) x 40 in. (102 cm) x 32.25 in. (82 cm)
Shown with optional Spot/Stitch/Anti-Stick Module and Digital Meter Module
Instruction Literature, order number ................................. F-15-087
Sales Literature, order number .......................... ARC-23040, (2-02)
Optional Equipment
Spot/Stitch/Anti-stick Plug-in Module .............................. 32858
Digital Meter Plug-in Module ............................................. 32857
Spool Spacer - use for 8 in. (20.3 cm) diameter spools ........ 17511
Spool Spacer - use for 10 in. (25.4 cm) diameter spools .. 34330
Drive Rolls and Guide Tubes ................... see Table 1 page 4-32
GM-250cc Contact Tips, Liners and Nozzles ..... see page 4-53
Auto FanTM Kit ......................................................................
16781
ST-23A Spool Gun ...............................................................
19164
MT-250SG Spool Gun (Must Use Adaptor) ........................ 36779
MT-250SG Spool Gun Adaptor .......................................... 36833
Primary Extension Cord (25 ft.) ......................................... 37833
