Miller-electric PRO 300 User Manual download pdf

Standard features include: Stick, Lift-Arc

™

TIG, Flux Cored and MIG.

Other features include digital preset weld meters, output contactor

control, and automatic idle.

Processes

Stick (SMAW)

MIG (GMAW)

Flux Cored (FCAW)

DC TIG (GTAW)

Air Carbon Arc (CAC-A)

Rated: 3/16 in (4.8 mm) carbons,

Capable: 1/4 in (6.4 mm) carbons

Air Plasma Cutting and Gouging with

optional Spectrum models

Industrial Applications

Pipe Welding

Structural Steelwork

Fabrication

Maintenance

Repair

Quick

Specs

PRO 300

Engine-Driven Welder/

AC Generator

Issued May 2008 • Index No. ED/5.21

Auto Remote Sense (ARS) detects

if a remote control is plugged into

the 14-pin receptacle and eliminates

confusion of a remote/panel switch.

Simple-to-set controls require no

elaborate procedure — just select

process and weld!

Tailored Arc Control (DIG) allows

the arc characteristics to be

changed for specific applications

and electrodes. Smooth running

7018 or stiffer, more penetrating

6010 electrodes.

The Power of Blue

Welder/generator is warranted by Miller for 3 years, parts and labor.

Engine is warranted 3 years by engine manufacturer.

Miller Electric Mfg. Co.

An Illinois Tool Works Company

1635 West Spencer Street

Appleton, WI 54914 USA

Web Site

www.MillerWelds.com

International Headquarters

Phone: 920-735-4505

USA FAX: 920-735-4134

Canadian FAX: 920-735-4169

International FAX: 920-735-4125

Output Range DC Stick 40 – 410 A

DC TIG 20 – 410 A

FCAW/MIG 14 – 40 V

Generator Output Rated at 104˚ F (40˚ C)

12,000 Watts Peak

10,000 Watts Continuous

Quiet operation: Improves work

site communication.

CATERPILLAR C1.5,

21.7 HP @ 1800 RPM

industrial engine

Heavy-Duty Low-Speed

Industrial Engine Choices!

Deutz D2008 L04,

24.3 HP @ 1800 RPM

industrial engine

Designed to operate over 10,000

hours before the first basic

overhaul. Backed by worldwide

support and service.

Thermal overload protection

prevents machine damage if the

duty cycle is exceeded or airflow

is blocked.

Optional Stainless Steel

Appearance Package provides

additional exterior protection to

withstand corrosive environments.

Improved!

Superior Arc

Performance!

Accu-Rated

™

– Not Inflated

Generator Power

The Professional Welder’s

Choice — designed with the

professional in mind, the

PRO 300 is the best for ease of

use, reliability and fuel economy.

Superior arc performance

• Four preset DIG settings (Stick)

• Hot Start

™

(Stick)

• Lift-Arc

™

TIG with Auto-Stop

™

and Crater-out

• MIG/FCAW arc performance

Meter maintenance displays.

• Hour meter function

• Oil change interval

• High coolant temperature and

low oil pressure shutdowns

• Low fuel shutdown — engine

shuts downs before system

runs out of fuel, making

restarts easy.

The Vault —ultimate control

board reliability. See page 4.

1 2 3 4 5 6 7 8

Summary of Contents

Page 1 - The Power of Blue

Standard features include: Stick, Lift-Arc™TIG, Flux Cored and MIG.Other features include digital preset weld meters, output contactorcontrol, and aut

Page 2 - Performance Data

Performance Data2Specifications (Subject to change without notice.)Engine Specifications (Engines warranted separately by the engine manufacturer.)En

Page 3 - Function Guide

3Function Guide1. Self-calibrating digital weld meters withmeter maintenance displays.2. Four Preset DIG Settings offer the best arc characteristics f

Page 4

4Rigorous Testing for Tough,Real-World ConditionsTo prove our machines go to thelimit, Miller industrial enginedrives are put to the test in veryextre

Page 5 - Genuine Miller Accessories

5Adapter Cord, Full KVA #300 158 FieldNEMA 14-50P to NEMA 6-50R. Adaptsengine drive 120/240 V plug to commonMillermatic®and Spectrum®240 V plug.Ful

Page 6 - Trailers and Hitches

6Genuine Miller Accessories (continued)Mid-Frame Trailer #195 4811500 lb (680 kg) capacity highway trailer.Welded steel tubing frame, heavy-duty ax

Page 7 - Typical Installations

7MIG Gun Work SuitCase 8RC/12RC Work Stick Electrode Work Flux Cored Gun Aluminum MIG with Spoolmatic 30A Gun Work Cutting Torch Work Spectrum 14-Pi

Page 8 - Ordering Information

Litho in USADistributed by:Equipment and Options Stock No. Description Qty. PricePRO 300 CC/CV #907 144 CAT CC/CV#907 144-01-1 CAT CC/CV, 120 V Bloc

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Miller-electric PRO 300 User Manual

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Summary of Contents

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