
TAF 801 and 1251

Square wave AC power sources that convert the secondary voltage from a sinus wave via a thyristor controlled rectifier bridge to a square wave arc voltage with excellent strike characteristics and good welding properties.
Featured
- Used in combination with ESAB’s A2-A6 equipment range and the A2-A6 Process Controllers (PEK)
- Capacity for continuous welding
- Optimized open circuit voltage
- Compensation of mains supply fluctuation
- Voltage drop compensation for long welding cables
- High power factor ensuring low power consumption
- Prepared for Scott connection of two power sources
Welding Process
- SAW - Submerged Arc Welding
Power Specifications
Model | TAF 1251 | TAF 801 | ||
Application Class | S | S | S | S |
Current | 1250 A | 1500 A | 800 A | 1000 A |
Duty Cycle | 100 % | 60 % | 100 % | 60 % |
Efficiency | 86 % | 86 % | 86 % | 86 % |
Enclosure Class | IP23 | IP23 | IP23 | IP23 |
Frequency |
50 Hz 60 Hz |
50 Hz 60 Hz |
50 Hz 60 Hz |
50 Hz 60 Hz |
Mains Supply |
400/415/500 V 400/440/550 V |
400/415/500 V 400/440/550 V |
400/415/500 V 400/440/550 V |
400/415/500 V 400/440/550 V |
Open Circuit Power | 230 A | 230 A | 230 A | 230 A |
Open Circuit Voltage | 72 V | 71 V | ||
Phase |
1 1 |
1 1 |
1 1 |
1 1 |
Power Factor | 0.77 | 0.83 | ||
Setting Range | 400/28 - 1250/44 | 300/28 - 800/44 |
Weights and Dimensions
Model | TAF 1251 | TAF 801 |
Height | 1228 mm | 1228 mm |
Length | 774 mm | 774 mm |
Weight | 608 kg | 495 kg |
Width | 598 mm | 598 mm |
Interested in this product? Contact us.
Call our Product Information & Support Line anytime: 1-800-ESAB-123 (1-800-372-2123)Welding & Cutting Equipment
181 East Evans Street Suite 18
Florence, SC 29506
Phone: (843)-669-4411
Cutting Systems
181 East Evans Street Suite 18
Florence, SC 29506
Phone: (843)-664-4394
Welding Consumables
801 Wilson Avenue
Hanover, PA 17331
Phone:(717)-637-8911
Fax: (717)-637-9859
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420 National Business Parkway
5th Floor
Annapolis Junction, MD 20701