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Lincoln Electric
Idealarc® R3R-400 Stick Welder

Idealarc® R3R-400 Stick Welder

Product catalog summary

Overview: The document provides detailed specifications and features of the Idealarc® R3R-400 and R3R-500 stick welders by Lincoln Global, Inc. These welders are designed for heavy-duty stick welding and arc gouging, supporting processes like Stick, TIG, and Gouging.

Specifications:

Product Numbers: K1285-16 (R3R-400), K1286-16 and K1286-25 (R3R-500).
Input Power: R3R-400 and R3R-500 operate on 230/460/3/60, with the R3R-500 also supporting 575/3/60.
Input Current: R3R-400 requires 74/37A, while R3R-500 requires 88/44A at a 60% duty cycle.
Rated Output: R3R-400 provides 400A/36V and R3R-500 provides 500A/40V at a 60% duty cycle.
Output Range: R3R-400 ranges from 60-500A, and R3R-500 from 72-625A, both with a maximum OCV of 67V.
Dimensions and Weight: Both models measure 27.5 x 22.3 x 32 inches, with R3R-400 weighing 402 lbs (183 kg) and R3R-500 weighing 446 lbs (203 kg).

Features:

Wide amperage range suitable for various electrodes including cellulosic, low hydrogen, stainless steel, and hardfacing.
Easy operation with a calibrated current control knob and standard polarity switch, voltmeter, and ammeter.
Arc gouging capability with different electrode diameters for each model.
Stackable design with a built-in lift hook for efficient storage.
Limited DC TIG welding capability with additional accessories.
Seven-year warranty on the power rectifier.

Recommended Accessories:

Undercarriage for gas cylinders, work lead package, Arc Tracker™, and welding fume extractors.
Stick welding accessory kit and remote output control options.
TIG options including Pro-Torch™ TIG Torch, TIG Module, Hand Amptrol™, Foot Amptrol™, and various control cables.
Deluxe adjustable gas regulator and hose kit for argon or argon-blend gas cylinders.

Warranty and Support: A two-year extended warranty is available in the U.S.A. and Canada. The document emphasizes the responsibility of the customer in selecting and using the products, with Lincoln Electric providing support and updated information through their website.

Catalog excerpts

STICK WELDERS Idealarc R3R-400 & 500 Processes Stick, TIG, Gouging Product Number K1285-16 R3R-400 230/460 K1286-16 R3R-500 230/460 K1286-25 R3R-500 230/460/575 See back for complete specs Input Power (Voltage/Phase/Hertz) K1285-16/K1286-16: 230/460/3/60 K1286-25: 230/460/575/3/60 Input Current at Rated Output (60% Duty Cycle) R3R-400: 74/37A R3R-500: 88/44A Rated Output R3R-400: 400A/36V/60% Duty Cycle R3R-500: 500A/40V/60% Duty Cycle Output Range R3R-400: 60-500A, Max. OCV: 67V R3R-500: 72-625A, Max. OCV: 67V Weight/Dimensions (H x W x D) R3R-400: 402 lbs. (183 kg) R3R-500: 446 lbs. (203 kg) 27.5 x 22.3 x 32 in. (699 x 566 x 813 mm) Heavy Duty Stick Welding and Arc Gouging Look to the R3R-400 and R3R-500 for your heavy duty stick welding needs. Whether you are using cellulosic, low hydrogen, stainless steel or hardfacing electrodes, the Idealarc® R3R-400 and R3R-500 produce a smooth, quality arc for consistent results day-in and day-out. Both the R3R-400 and R3R-500 can be used for limited DC TIG welding – Simply add TIG accessories and shielding gas. Seven-year warranty on the power rectier. Substantial amperage ranges include the R3R-400 at 60-500 amps and the R3R-500 at 72-625 amps. Easy to operate - Calibrated current control knob makes procedure setting simple and easy. Polarity switch, voltmeter and ammeter are standard on the K1285-16 R3R-400 and K1286-16 R3R-500. Arc gouge with the R3R-400 using up to 5/16 in. (7.9 mm) diameter carbon electrode and the R3R-500 using up to 3/8 in. (9.5 mm) diameter carbon electrode. Smooth arc - Makes it easy to weld with mild steel, low hydrogen, stainless steel and hardfacing electrodes. Stackable case design - With built-in lift hook allows for easy storage and handling. Machines can be safely stacked three high to conserve oor space. Two Year Extended Warranty Available in the U.S.A. and Canada. THE LINCOLN ELECTRIC COMPANY Publication E2.100 | Issue Date 05/12 © Lincoln Global, Inc. All Rights Reserved.

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RECOMMENDED ACCESSORIES GENERAL OPTIONS Platform undercarriage with Work Lead Package (12.7 mm) stud lug and work clamp. Connect the Arc Tracker™ between any DC welding power source and the work clamp to access a wide array of data monitoring information regarding your welding arc, including True Energy™ and Production Monitoring™. Welding Fume Extractors Lincoln Electric offers a wide variety of welding fume extraction environmental system solutions, ranging from portable systems easily wheeled around the shop to shop-wide central systems servicing many dedicated welding stations. STICK OPTIONS...

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