Output Range | Lincoln Electric 300D instruction

Classic® 300D

Excellent for Pipelines, Construction and Maintenance

The Classic® 300D is popular throughout North America for pipeline, construction and maintenance welding. It features proven, simple and rugged construction, along with Lincoln’s well-known pure DC generator design for excellent performance on pipe. The Classic® 300D is offered with a choice of 4-cylinder, water-cooled industrial diesel engines from Perkins® and Kubota®! The Classic® 300D includes 3,000 watts of AC generator power to run grinders and lights. CV wire welding can be added with the optional Wire Feed Module. Also choose from several packages available with trailers.

Processes

Stick, TIG, MIG(1), Flux-Cored(1), Gouging

Kubota® model shown

ENGINE DRIVEN WELDERS

Output

Input

LN	E
LN	LE	C	T
O		C
C
IN			RI
IN			C
L

Advantage Lincoln

•Pure DC Generator Welding Output

−Produces the welding arc preferred by pipeline operators and contractors for precise code consistency!

•All Copper Windings

−Enhances arc stability for a really smooth, high performance arc.

•Custom Arc® Dial

−Dial in the right arc, right now! Kubota® model includes 150 RPM high idle OCV adjustment for enhanced fine tuning on pipe. (See inside) (Not available on Perkins® model)

•Five Current Ranges with Overlap

−For stick welding and other processes where slope control is desired. Fine-tuning within each range.

•300 Amps Output @ 60% Duty Cycle

−Welds up to 7/32" (5.6 mm) Fleetweld® 5P+, cellulosic and Excalibur® low hydrogen electrode.

•Reliable Industrial Diesel Engines

−4-Cylinder, water-cooled, 1800 RPM Perkins or Kubota engines run smooth and quiet.

−Standard engine gauges allow you to monitor performance at a glance.

TECHNICAL SPECIFICATIONS

Product		Rated Output
Name		Current/Voltage/Duty Cycle
Classic® 300D		250A DC / 30V / 100%
Classic® 300D		250A DC / 30V / 100%
		300A DC / 32V / 60%

Output

Range

40-350 DC

3000 watts

	No.	HP &	Dimensions	Net
Engine	of	Speed	H x W x D	Weight
Model	Cyl.	(rpm)	inches (mm)	lbs. (kg)
Perkins® 404D-22	4	32.7 @ 1800	45.5 x 24.0 x 65.0	1354 (614)
Diesel			(1156 x 610 x 1651)	w/ Wire Feed
EPA Tier 4i				Module1389 (630)

Kubota®	4	32.5 @ 1800	45.5 x 24.0 x 66.5	1329 (603)
V2403M Diesel			(1156 x 610 x 1727)	w/ Wire Feed
EPA Tier 4i				Module 1364 (619)

(1)With Wire Feed Module. Rated at 300 amps, 35 volts at 60% duty cycle, 325 amps, 34 volts at 35% duty cycle.

Publication E6.155 9/05

Web Update 3/08 www.lincolnelectric.com

300D specifications

The Lincoln Electric 300D is a rugged and versatile diesel engine-driven welder that has become a staple in the welding industry. Known for its reliability and performance, this machine is designed to meet the demands of heavy-duty welding tasks, particularly in construction, fabrication, and repair applications.

One of the standout features of the Lincoln Electric 300D is its powerful 300-amp output capability, which allows it to handle a variety of welding processes, including stick, TIG, and MIG welding. The welder comes equipped with a 4-cylinder, water-cooled, diesel engine that provides not only the necessary power but also contributes to fuel efficiency. The continuous run-time capability of the machine ensures that long jobs can be completed without frequent refueling.

In terms of technologies, the Lincoln Electric 300D boasts an advanced control panel equipped with easy-to-read gauges and intuitive settings. This user-friendly design allows welders to quickly adjust parameters to suit different materials and processes, reducing downtime and increasing efficiency. The machine is also designed with Lincoln’s commitment to innovation, featuring an automatic idle control that helps save fuel and minimize noise when the welder is not in use.

Durability is a hallmark of the Lincoln Electric 300D, with a robust frame and protective covers designed to withstand harsh job site conditions. The machine is built with high-quality materials that resist wear and tear, making it suitable for both outdoor and indoor environments. Additionally, its compact design allows for easier transportation, making it a favorite for mobile welding applications.

A critical aspect of the Lincoln Electric 300D is its versatility in various welding applications. Its ability to provide consistent arc stability helps produce high-quality welds, essential for critical projects. Moreover, the machine's multiple output options allow welders to tackle a wide range of tasks, from light-duty to heavy industrial applications, making it a highly adaptable tool in the field.

In conclusion, the Lincoln Electric 300D combines power, efficiency, and durability in a portable design, making it an excellent choice for professional welders. Its advanced technology and versatility ensure that it meets the diverse needs of the modern welding industry, solidifying its reputation as a trusted and reliable machine for demanding welding applications.