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Welding automation

Welding heads/Power sources

A6 S Compact TAF 801 and 1251
The A6 S Compact 300/500/700 are three reliable members of The AC power sources TAF 801 and TAF 1251 are using a
the A6 family for the efficient, high-productivity SAW method. unique square wave technology suitable for a wide range of AC
These welding heads make it possible to build highly-efficient welding applications.
stations for the internal longitudinal welding of butt joints inside
tubes in different versions for tubes down to dia 300 mm. TV- - Capacity for continuous welding
monitoring equipment can be integrated into the system, - Pre-setting of arc voltage
thereby enabling the operator to supervise and adjust the head - Reliable square wave striking
position from the outside via the TV -screen. - Arc voltage or current feed back
- Optimized open circuit voltage
- Compensation of mains voltage fluctuation
- Voltage drop compensation for long welding cables
- High power factor ensuring low power consumption
- Designed and built for convenient servicing
- Safety control voltage 42V
- Prepared for Scott connection of two power sources

A6 S Compact TAF 801 TAF 1251

Max load at 100% duty cycle, A 800 Max output at 60% duty cycle, A 1000/44 1500/44
Wire diameter, mm 2.5, 3.0, 4.0 Max output at 100% duty cycle, A 800/44 1250/44
Wire feed, m/min 0.4-8.0 Setting range, A/V 300/28-800/44 400/28-1250/44
Open circuit voltage, V 71 72
Efficiency at max current 0.86 0.86
Power factor at max current 0.75 0.76
Voltage, 1 ph 50 Hz, V 400/415/500 400/415/500
Voltage, 1 ph 60 Hz, V 400/440/550 400/440/550
Enclosure class, protection IP23 IP23
External dimensions, LxWxH, mm 774x598x1428 774x598x1428
Weight, kg 495 608

Ordering information Ordering information
For ordering information please contact your nearest ESAB TAF 801 0460 516 880
representative TAF 1251 0460 517 880
For more information, please contact your nearest ESAB
representative.

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