SECTION 16 − GENERATOR POWER GUIDELINES

.The views in this section are intended to be representative of all engine-driven welding generators. Your unit may differ from those shown.

16-1. Selecting Equipment

1

2

1Generator Power Receptacles − Neutral Bonded To Frame

23-Prong Plug From Case Grounded Equipment

32-Prong Plug From Double Insulated Equipment

.Be sure equipment has double

insulated symbol and/or word- ing on it.

! Do not use 2-prong plug un- less equipment is double in- sulated.

3

OR

gen_pwr 2007−04 − Ref. ST-159 730 / ST-800 577

16-2. Grounding Generator To Truck Or Trailer Frame

! Always ground generator frame to vehicle frame to pre- vent electric shock and static electricity hazards.

! Also see AWS Safety & Health Fact Sheet No. 29, Grounding of Portable And Vehicle Mounted Welding Generators.

 

 

1

Equipment Grounding

 

 

 

Terminal (On Front Panel)

 

 

2

Grounding Cable (Not

 

1

 

Supplied)

 

3

Metal Vehicle Frame

 

 

GND/PE

2

Connect cable from equipment

 

 

ground terminal to metal vehicle

 

 

frame. Use #10 AWG or larger

 

 

insulated copper wire.

3

.

 

!

Electrically bond generator

frame to vehicle frame by met- al-to-metal contact.

Bed liners, shipping skids, and some running gear insu- late the welding generator from the vehicle frame. Al- ways connect a ground wire from the generator equip- ment grounding terminal to bare metal on the vehicle frame as shown.

! If unit does not have GFCI re- ceptacles, use GFCI-pro- tected extension cord.

S-0854

OM-4409 Page 69

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Miller Electric OM-4409 Generator Power Guidelines, Selecting Equipment, Grounding Generator To Truck Or Trailer Frame

OM-4409 specifications

The Miller Electric OM-4409 is a remarkable welding machine designed for both professional welders and enthusiastic hobbyists. Known for its reliability and efficiency, the OM-4409 stands out in the industrial landscape due to its advanced features and innovative technologies.

One of the main features of the OM-4409 is its impressive power output. With a rated output of 400 amps, it is capable of tackling a variety of welding applications, including MIG, TIG, and stick welding. This versatility allows users to switch between welding processes depending on the project requirements while ensuring consistent quality and performance.

The machine incorporates advanced inverter technology, which enhances its overall efficiency. Inverter technology allows for a compact design without sacrificing performance. The OM-4409 weighs significantly less than traditional transformer-based machines, making it more portable and easier to transport. Additionally, the inverter technology ensures that energy consumption is kept to a minimum, reducing operational costs.

Another notable characteristic of the Miller Electric OM-4409 is its user-friendly interface. The intuitive control panel provides easy access to settings and adjustments, allowing welders to fine-tune the machine to their specific needs. The digital display shows crucial parameters such as voltage, amperage, and wire feed speed, enabling welders to monitor their progress in real-time effectively.

Safety is paramount in industrial applications, and the OM-4409 does not disappoint. It is equipped with advanced safety features, including thermal overload protection and fault indication systems. These features ensure that the machine operates within safe limits, protecting both the user and the equipment.

The OM-4409 also boasts a robust build quality, designed to withstand the rigors of daily use in demanding environments. Its durable construction ensures longevity, minimizing maintenance and downtime.

In summary, the Miller Electric OM-4409 welding machine is a powerhouse that combines power, efficiency, and user-friendliness. With its inverter technology, versatility across various welding processes, advanced safety features, and robust design, it represents an excellent investment for any welding professional looking to enhance their capabilities. Whether for heavy-duty industrial applications or intricate metalwork, the OM-4409 delivers unmatched performance and reliability.