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Summary of Contents for Saf-Fro PRESTO 275
- Page 1 IM3137 02/2022 REV01 PRESTO 275 OPERATOR’S MANUAL ENGLISH Lincoln Electric Bester Sp. z o.o. ul. Jana III Sobieskiego 19A, 58-260 Bielawa, Poland...
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Page 2: Table Of Contents
12/05 THANK YOU! For choosing the QUALITY of the Lincoln Electric products. Please check packaging and equipment for damage. Claims for material damaged in shipment must be notified immediately to the dealer. For ease of use, please enter your product identification data in the table below. Model Name, Code & Serial Number can be found on the machine rating plate. -
Page 3: Index
Technical Specifications NAME INDEX PRESTO 275 W100000001 INPUT Input Voltage U EMC Class 400V +/- 15% 3 phases PRESTO 275 1eff 1max 9.8A 15,3A Input Power at Rated Cycle Input Amperes I PF (400V) 1max 7,1 kVA (@100%) 10,1A 0,79... -
Page 4: Eco Design Information
Efficiency and idle power consumption: Efficiency when max power Index Name Equivalent model consumption / Idle power consumption W100000001 PRESTO 275 85% / 19W No equivalent model Idle state occurs under the condition specified in below table IDLE STATE Condition Presence... - Page 5 Typical gas usage for MIG/MAG equipment: DC electrode positive Wire Wire Feeding Gas flow Material type diameter Shielding Gas Current Voltage [m/min] [l/min] [mm] Carbon, low 0,9 ÷ 1,1 95 ÷ 200 18 ÷ 22 3,5 – 6,5 Ar 75%, CO alloy steel Aluminium 0,8 ÷...
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Page 6: Electromagnetic Compatibility (Emc)
Provided that the public low voltage system impedance at the point of common coupling is lower than: 64,8mΩ for the PRESTO 275 This equipment is compliant with IEC 61000-3-11 and IEC 61000-3-12 and can be connected to public low voltage systems. -
Page 7: Safety
Safety 01/11 WARNING This equipment have to be used by qualified personnel. Be sure that all installation, operation, maintenance and repair procedures are performed only by qualified person. Read and understand this manual before operating this equipment. Failure to follow the instructions in this manual could cause serious personal injury, loss of life, or equipment damage. Read and understand the following explanations of the warning symbols. - Page 8 WELDING SPARKS CAN CAUSE FIRE OR EXPLOSION: Remove fire hazards from the welding area and have a fire extinguisher easily accessible. Welding sparks and hot materials from the welding process can easily go through small cracks and openings to adjacent areas. Do not weld on any tanks, drums, containers, or material until the proper steps have been taken to insure that no flammable or toxic vapors will be present.
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Page 9: Introduction
Introduction PRESTO 275 is a SMAW and GTAW power source Recommended equipment, which can be bought by user, was mentioned in the "Accessories" chapter. The complete package contains: Power source USB with operator’s manual. Installation and Operator Instructions... - Page 10 Controls and Operational Features User Interface Front panel PRESTO 275 Figure 3 1. Display: 5” TFT display shows welding processes parameters. 2. Left button: Home & Back 3. Central Knob: Parameter access and validation by pushing knob 4. Right Button: Access to specific parameter of the current selected page.
- Page 11 Home menu Home Menu description Primary settings Status Bar Voltage Preset current Secondary settings Contextual Buttons / Encoders Labels Figure 6 Figure 5 1. “Main Menu” access, push this button to go back. 1. In “Primary Settings” area, the type of process and corresponding information will be indicated like type 2.
- Page 12 Remote control Welding SMAW process Figure 9 Figure 10 In GTAW mode, 2 accessories can be selected: To select, stick mode process, select the SMAW icon and Hand remote control push the knob button. Pedal Remote control. Home menu See “Accessories”...
- Page 13 Figure 13 Figure 15 The machine allow the user the use 4 stick mode: Anti-Sticking This feature cannot be modified by user. Soft: For a welding with a low spatter presence. Hot Start and Arc Force are pre-defined and can not be This is a function that decreases the output current of the modified machine to a low level when the operator makes an error...
- Page 14 Accessories Accessories can be accessed in GTAW and SMAW by pushing knob button and selecting “Remote Control” icon and push knob again. Figure 19 Figure 17 When activated, a new icon appears on the right of “Remote Control” icon named “Remote range”. Figure 18 Hand Remote Usable for GTAW and SMAW process.
- Page 15 Memories Guided Setup Welding process and all parameters which belongs to Guide Setup is a feature for SMAW which configures cycle can be saved in a memory slot in order to be automatically the power source according to a set of input recalled after.
- Page 16 Current range ribbon The machine automatically configures the best current value. It is also possible to adjust the current around this value. As soon as the current remains in proper welding current range for the application, If the current exceed the proposer welding range, the ribbon turned into red indicating to the user the current selectin is not the best one.
- Page 17 Transport and Lifting WARNING Falling equipment can cause injury and damage to unit. During transportation and lifting with a crane, adhere to the following rules: The device contains elements adapted for transport. For lifting a suitable lifting equipment capacity. WARNING In SMAW page, icon will appears on top right...
- Page 18 Subject to Change – This information is accurate to the best of our knowledge at the time of printing. Please refer www.saf-fro.com for any updated information. When the error vanished, it is now possible to acknowledge the error by pushing the knob. The background error message becomes white “Done”, starting a...
- Page 19 Table 1 Error codes Error code Symptoms Cause Recommended Course of Action Be sure process does not exceed duty cycle limit of the machine. Check the setup for proper air flow around and through the system. Check that the system has been properly The machine has shut System detected a temperature maintained,...
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Page 20: Weee
WEEE 07/06 Do not dispose of electrical equipment together with normal waste! In observance of European Directive 2012/19/EC on Waste Electrical and Electronic Equipment (WEEE) and its implementation in accordance with national law, electrical equipment that has reached the end of its life must be collected separately and returned to an environmentally compatible recycling facility. -
Page 21: Accessories
Accessories TIG TORCHES AIR WTT2 17 V W10529-14-4V WTT2 26 V W000278885 MMA CABLE KITS Kit 25C25 W000011138 Kit 25C25+ W000260683 Kit 25C50 W000260684 Kit 35C50 W000011139 Kit 50C50 W000260681 Kit 50C50+ W000260682 REMOTES CONTROL Manual remote control K10095-1-15M Foot remote control K870 OPTIONS Cart 24...
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