9-7. Approximate Power Requirements For Contractor Equipment

Contractor

Rating

Starting Watts

Running Watts

 

 

 

 

Hand Drill

1/4 in

350

350

 

3/8 in

400

400

 

1/2 in

600

600

Circular Saw

6-1/2 in

500

500

 

7-1/4 in

900

900

 

8-1/4 in

1400

1400

Table Saw

9 in

4500

1500

 

10 in

6300

1800

Band Saw

14 in

2500

1100

Bench Grinder

6 in

1720

720

 

8 in

3900

1400

 

10 in

5200

1600

Air Compressor

1/2 HP

3000

1000

 

1 HP

6000

1500

 

1-1/2 HP

8200

2200

 

2 HP

10500

2800

Electric Chain Saw

1-1/2 HP, 12 in

1100

1100

 

2 HP, 14 in

1100

1100

Electric Trimmer

Standard 9 in

350

350

 

Heavy Duty 12 in

500

500

Electric Cultivator

1/3 HP

2100

700

Elec. Hedge Trimmer

18 in

400

400

Flood Lights

HID

125

100

 

Metal Halide

313

250

 

Mercury

1000

 

 

Sodium

1400

 

 

Vapor

1250

1000

Submersible Pump

400 gph

600

200

Centrifugal Pump

900 gph

900

500

Floor Polisher

3/4 HP, 16 in

4500

1400

 

1 HP, 20 in

6100

1600

High Pressure Washer

1/2 HP

3150

950

 

3/4 HP

4500

1400

 

1 HP

6100

1600

55 gal Drum Mixer

1/4 HP

1900

700

Wet & Dry Vac

1.7 HP

900

900

 

2-1/2 HP

1300

1300

 

 

 

 

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Miller Electric 251 NT manual Approximate Power Requirements For Contractor Equipment

251 NT specifications

The Miller Electric 251 NT is a highly regarded multi-process welding machine known for its versatility and advanced features, making it an ideal choice for professionals in various industries. With its robust construction and user-friendly interface, the 251 NT provides an efficient solution for MIG, TIG, and Stick welding applications.

One of the main features of the Miller Electric 251 NT is its impressive output range, which allows for welding on a variety of materials and thicknesses. It delivers up to 250 amps of power, enabling users to tackle both thin and thick metals with ease. Additionally, the machine is equipped with an Auto-Set feature, which automatically adjusts the welding settings according to the material thickness and type. This eliminates the guesswork, significantly enhancing productivity and reducing setup time.

Another noteworthy aspect of the Miller Electric 251 NT is its inverter technology. This advanced technology provides a compact, lightweight design without compromising performance. Inverter technology allows for greater energy efficiency, resulting in reduced operational costs over time. The 251 NT also features a Duty Cycle of 60% at 250 amps, which means it can handle demanding tasks while maintaining optimal performance.

The Miller Electric 251 NT is designed with user convenience in mind. The intuitive digital display offers clear visibility of the settings, allowing welders to make quick adjustments. Furthermore, the machine includes a built-in memory function to store frequently used parameters, enhancing workflow efficiency.

Safety is a key component of the 251 NT's design. It comes equipped with various safety features, including overload protection and a thermal overload warning system. These features ensure that the machine operates within safe limits, minimizing the risk of damage and ensuring longevity.

In terms of portability, the Miller Electric 251 NT's lightweight design and integrated handle make it easy to transport between job sites. The durable housing protects the internal components, making it suitable for rigorous use in demanding environments.

Overall, the Miller Electric 251 NT offers a combination of power, flexibility, and ease of use, making it a top choice for welders looking to enhance their capabilities across multiple welding processes. Whether in a professional shop or on a construction site, the 251 NT stands out as a reliable and efficient welding solution.