Miller Electric MC-80M owner manual Safety Information, Specifications, Cutting Torch

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SECTION 1 – SAFETY INFORMATION

mod1.1 2/93

Read all safety messages throughout this manual.

Obey all safety messages to avoid injury.

Learn the meaning of WARNING and CAUTION.

1 Safety Alert Symbol

1 2

WARNING

ELECTRIC SHOCK can kill.

• Do not touch live electrical parts.

• Disconnect input power before installing or servicing.

5

3

4

2

CAUTION

MOVING PARTS can injure.

•Keep away from moving parts.

•Keep all panels and covers closed

when operating.

2 Signal Word

WARNING means possible death or serious injury can happen.

CAUTION means possible minor injury or equipment damage can happen.

3

Statement Of Hazard And

 

Result

4

Safety Instructions To Avoid

 

Hazard

5

Hazard Symbol (If Available)

6

WARNING

READ SAFETY BLOCKS at start of

 

Section 3-1 before proceeding.

7

NOTE

Turn Off switch when using high frequency.

6 Safety Banner

Read safety blocks for each symbol shown.

7 NOTE

Special instructions for best operation – not related to safety.

Figure 1-1. Safety Information

SECTION 2 – SPECIFICATIONS

 

Table 2-1. Cutting Torch

 

 

Specification

Description

 

 

 

 

Cooling Method

Air

Overall Dimensions

See Figure 2-1

Cable Length For Hand-Held Torch

25 Or 50 ft (7.6 Or 15.2 m)

Cable Length For Machine Torch

50 ft (15.2 m)

Plasma Gas

Air Or Nitrogen

Plasma Gas Flow/Pressure

25 ft Cable: 4 CFM (115 L/min) At 70 PSI (483 kPa)

 

50 ft Cable: 4 CFM (115 L/min) At 90 PSI (621 kPa)

Ampere Rating

80 Amperes, 120 Volts DC At 100% Duty Cycle (See Section 2-1)

Cutting Capacity

7/8 in (22 mm) Mild Steel, Stainless, And Aluminum

Weight

25 ft Cable: Net: 8 lb (3.6 kg); Ship: 9 lb (4.1 kg)

 

50 ft Cable: Net: 14-1/4 lb (6.5 kg); Ship: 15-1/4 lb (7 kg)

 

 

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Contents OWNER’S Manual From Miller to You Plasma ARC Cutting Safety Precautions Cylinders can explode if damaged Fumes and Gases can be hazardous to your healthPlasma ARC can cause injury Flying Sparks and HOT Metal can cause injuryEMF Information Table of ContentsPage Specifications Safety InformationCutting Torch Definition 100% Duty Cycle At 80 Amperes Duty CycleMoving Parts can cause injury InstallationInstalling Hand-Held Torch Electric Shock can kill HOT Parts can cause severe burnsInstalling Machine-Held Torch And Remote Trigger Pendant To your health Operating the TorchElectric Shock can kill Cutting can cause fire or explosion Fumes and Gases can be hazardousIncorrect Standoff Distance can damage torch Hitting Torch on a Hard Surface toTorch REPEATEDLY, such as during the cutting of chainSequence Of Plasma Arc Gouging PAG Each Use Maintenance & TroubleshootingRoutine Maintenance MonthsOvertightening will strip threads Checking/Replacing Cup, Tip, And ElectrodeReco Mmended VAL UES or Operat IO N Cutting Trouble TroubleshootingGouging Parts ListTorch, MC-80 Machine Support ServiceMiller Electric Mfg. Co Owner’s Record

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.
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