Miller Electric MC-80M owner manual Definition 100% Duty Cycle At 80 Amperes

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Hand-Held		Inches	Millimeters
Hand-Held
Torch	A	10-1/2	267
A	B	1-3/8	35
A	C	1-1/4	32
	C	1-1/4	32
	D	1-5/16	33
	E	13-11/16	348

Machine-Held

Torch

C E

Ref. ST-800 895 / Ref. ST-801 208

Figure 2-1. Overall Dimensions

2-1. Duty Cycle

CAUTION

CUTTING LONGER THAN RATED DUTY CYCLE can damage cutter and torch and void warranty.
•	Do not cut at rated load longer than duty cycle of cutter (see cutter’s Owner’s Manual).		miscwarn3.1 9/93


	Definition	100% Duty Cycle At 80 Amperes

	0
	10	Duty Cycle is percentage of 10
	10	minutes that cutter and torch
		minutes that cutter and torch
		can cut at rated load without
	Minutes	overheating.
	Minutes
		Continuous Cutting

Figure 2-2. Duty Cycle

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Contents OWNER’S Manual From Miller to You Plasma ARC Cutting Safety Precautions Fumes and Gases can be hazardous to your health Plasma ARC can cause injuryFlying Sparks and HOT Metal can cause injury Cylinders can explode if damagedTable of Contents EMF InformationPage Cutting Torch Safety InformationSpecifications Duty Cycle Definition 100% Duty Cycle At 80 AmperesInstallation Installing Hand-Held TorchElectric Shock can kill HOT Parts can cause severe burns Moving Parts can cause injuryInstalling Machine-Held Torch And Remote Trigger Pendant Operating the Torch Electric Shock can kill Cutting can cause fire or explosionFumes and Gases can be hazardous To your healthHitting Torch on a Hard Surface to TorchREPEATEDLY, such as during the cutting of chain Incorrect Standoff Distance can damage torchSequence Of Plasma Arc Gouging PAG Maintenance & Troubleshooting Routine MaintenanceMonths Each UseReco Mmended VAL UES or Operat IO N Checking/Replacing Cup, Tip, And ElectrodeOvertightening will strip threads Troubleshooting Cutting TroubleParts List GougingTorch, MC-80 Machine Service SupportOwner’s Record Miller Electric Mfg. Co

MC-80M, MC-80 specifications

The Miller Electric MC-80 and MC-80M are advanced multi-process welding machines designed for versatility and efficiency in various welding applications. Recognized for their robust performance and state-of-the-art technology, these machines cater to the demands of professional welders across multiple industries, including fabrication, construction, and maintenance.

One of the standout features of the MC-80 and MC-80M is their ability to perform several welding processes, including MIG, TIG, Stick, and Flux-Cored welding. This multi-process capability allows users to tackle a wide range of welding tasks without needing multiple machines, which saves both time and money. The machine's adaptable nature makes it suitable for welding various materials, including mild steel, stainless steel, and aluminum.

The MC-80 series incorporates Miller's innovative Auto-Set technology. This feature automatically adjusts the machine's settings based on the user's selected material type and thickness, optimizing welding parameters for a perfect weld every time. This user-friendly technology significantly reduces the learning curve for less experienced welders while enhancing overall efficiency for seasoned professionals.

Power and performance are also key characteristics of the MC-80 and MC-80M. The machines are equipped with a powerful inverter design that provides clean, stable, and efficient arc characteristics. This inverter technology not only ensures consistent performance but also leads to energy efficiency, making these models environmentally friendly and cost-effective in the long run.

Portability is another essential aspect of the MC-80 series. Weighing considerably less than traditional transformer-based machines, these units are designed for easy transport. With the addition of an integrated handle and a lightweight design, welders can easily move the MC-80 or MC-80M around job sites, increasing productivity.

Furthermore, the versatile design of the MC-80M model includes a more advanced feature set, such as enhanced digital displays that offer real-time monitoring of welding parameters. This allows for improved control and precision during the welding process. Additionally, both models feature durable construction, ensuring reliable operation in demanding environments.

In summary, the Miller Electric MC-80 and MC-80M welding machines stand out due to their multi-process capabilities, innovative technology, energy efficiency, portability, and rugged design. These features make them ideal choices for both beginner and experienced welders looking to achieve high-quality results in a variety of welding applications.