BOC Arc Equipment

MIG Machines

MIG Machine Selector Guide

  welder welder welder welder welder welder
Specification MIG 170C MIG 190C MIG 200C MIG 250C MIG 320C MIG 420R
Part Number 42917/45346 42918/45347 42919 42920 42921 42922
Supply Voltage (V) 220-240 220-240 220-240 220-240 380-415 380-415
Frequency (Hz) 50/60 50/60 50/60 50/60 50/60 50/60
Phase 1 1 1 1 3 3
Rated Primary Current (A) 15 15 20 25 14 23
Supplied Primary Plug (A) No plug 15 15 - No plug No plug
Primary Cable Length (m) 2 3 3 3 5 5
Welding Current (A) 35-150 35-190 30-200 30-250 40-320 40-420
Duty Cycle 23%@140A 15%@175A 30%@200A 30%@250A 50%@320A 50%@420A
Output Voltage 19.5-34.2 16-35 17.1-35.2 17-41.4 15.2-41.1 16.5-48.9
Voltage Steps 6 8 12 16 40 56
Inductance Settings n/a n/a 2 2 2 2
Polarity Change for Gasless Wire Yes Yes Yes Yes Yes Yes
Remote Interconnection Cable Length (m) n/a n/a n/a n/a n/a 8
BOC Gun/Length (m) MG17i/3 MG17i/3 MG25i/4 MG25i/4 MG42i/4 MG42i/4
Number of Drive Rolls 2 2 2 2 2 4
Wire Feed Speed (m/min) 0-15 0-15 0-18 0-18 0-18 0-18 or 0-25
Wire Diameter (mm)
Solid
Soft
Flux-cored
 
0.6-0.8
0.6-0.9
0.8-1.2
 
0.6-0.8
0.6-0.9
0.8-1.2
 
0.6-0.8
0.8-1.0
0.8-1.2
 
0.6-0.8
0.8-1.0
0.8-1.2
 
0.6-1.2
0.8-1.2
0.8-1.6
 
0.6-1.6
0.8-1.6
0.8-1.6
Wire Inch and Auto Wire Load No No Yes Yes Yes Yes
Stitchspot Weld No Yes Yes Yes Yes Yes
2T/4T Switching No Yes Yes Yes Yes Yes
Burnback Control No No Yes Yes Yes Yes
Isolated Electronics Yes Yes Yes Yes Yes Yes
On Demand Fan Yes Yes Yes Yes Yes Yes
Copper Transformer Yes Yes Yes Yes Yes Yes
Weight Power Source (kg) 27 46 72 79 108 108
Dimensions HxWxL (cm) 48x21x53 66x38x86 80x40x100 80x40x100 90x42x105 77x42x98
 

Features and Benefits*

BOC MIG machines are built to stand up to the rugged conditions normally found within the welding industry. New and superior features raise the benchmark for performance to deliver greater efficiencies and improved productivity.

New intelligence – microprocessor technology cleverly integrates the machine’s key working components.

All-wheel drive – a robust all-wheel drive system ensures a smooth and constant wire feed.

More voltage settings – up to 56 voltage settings offer super-fine control across most welding applications.

Two induction settings – deliver superior performance over a range of shielding gases.

Digital volt/amp meter – on MIG 320C and 420R models makes easy work of setting and controlling parameters.

Protection from grime – vertically-mounted internal components reduce the build-up of contaminants including workshop dust and grime.

Spike protection – built-in thermal overload, short-circuit and spike protection work together to guard vital components.

On-demand fan – kicks in only when necessary, helping maintain optimum operating temperature and reduce dirt ingress.

Easy to change – reverse polarity, no need for additional tools for flux-cored applications.

Segregated cooling system – protects sensitive electronic components from heat and dirt.

Copper transformer – improved arc characteristics, more efficient with less heat generated than an aluminium transformer.

Innovative cell design – strong cell body structure separates the hot and cold components, increasing efficiency and extending product life.

Rust protection – an electronically powder-coated body, inside and out, protects against corrosion.

Easy to move – slimline design and undercarriage wheels make light work of moving the machine around the workshop.

Wire Feeder WF4 – a key feature of the BOC MIG range is the all-wheel-drive wire-feed mechanism. There is one wire-feed unit available for the remote power sources – WF4. Interlocking gears drive the wire-feed speed, helping you achieve greater consistency across most welding applications. See page 160 for more details.

*Not all features are available on all machines.

Contact BOC

To order or for more information:

Phone us on
UK 0800 111 333
ROI 01 409 1800

Email us at
custserv@boc.com

Visit us at
www.bocindustrial.co.uk

Or visit your local
BOC Industrial Trade Outlet

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