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 I. 

  MAIN USAGE AND THE RANGE OF USAGE 

Digi-Multi 250 ACDC Welder is triple functional machine used as DC  MMA/CUT 

AC TIG,  

DC/PULSE TIG  Welder. All  ferrous  metals  copper, Aluminium ,titanium  and  stainless  steel 

material can be omnibearing welding in all position.The welding  current is stable and stepless 

adjustable.The welding seam is nice. few  spatter and low noise occurs during welding.The welder 

is small volume,light  in weight and easy to move.It is particularly suitable  for  enterprise  of 

pressure vessel,building,shipping and  petrochemical  works. It  is  the priority product to replace 

the    NSA  series welding machine.

. MAIN TECHNICAL SPECIFICATIONS

MODEL

Digi-Multi 250 ACDC

INPUT

Voltage

1 xAC220V~240V  50Hz 

DC

MMA

No-load Voltage

70V

Base current Adjusting Range

10~200A

Rated Output Current

200A

Rated Duty  Cycle

60%

AC

TIG

No-load Voltage

70V

Current Adjusting Range

5~250A

SP  %  (AC balance)     

10~70

AC Square Wave  Frequency

30~250Hz

Rated Duty  Cycle

60%

DC

TIG

Current Adjusting Range

5~250A

Rated Duty Cycle

60%

Standard

PULSE

TIG

Peak Current 

5~250A

Base/peak Current ratio

5~95%

Rated Duty  Cycle

60%

Pulse width

5%~95%

 pulse Freq.

0.1~500Hz@DC

0.1~250Hz@AC ADV.SQUARE

0.1~10Hz@AC SOFT.SQUARE&TRIANGULAR&SINE WAVE

Advanced

PULSE

TIG

(MIX)

AC peak Current 

5~200A

DC(base)/AC peak Current Ratio

5~95%

Rated Duty  Cycle

60%

Pulse width

5%~95%

 pulse (AC to DC-) Freq.

0.1~10Hz

Current UP/Down-slope Time

0~10S

Initial current/weldingcurrent

5~150%

crater-fill current/welding current

5~95%

Pre gas Flow Time

0~25s

Post  gas Flow Time

0~25s

Arc starting Mode

HF/LIFT TIG

CUT

 current Adjusting Range

15~60A

Rated Duty  Cycle

60%

Post  gas Flow Time

20~60s

Efficiency

80%

Mass

26kg

Protection Class of enclosure

IP21S

Outline Dimensions  mm

3

430x200x290

Содержание Digi-Multi 250 ACDC

Страница 1: ...THANKS FOR PURCHASING OUR PRODUCT OPERATION INSTRUCTIONS BE SUITABLE FOR 1x220V 240V DC INVERTER WELDING MACHINE AC TIG DC TIG DC MMA CUT...

Страница 2: ...E WHEN REPAIRING OR ADJUSTING Inspect before every use Only use identical replacement parl 10 FOLLOW ALL MANUFACTURER S RULES on operating switches and making adjustments 11 ALWAYS WEAR PROTECTIVE CLO...

Страница 3: ...ge 10 200A Rated Output Current 200A Rated Duty Cycle 60 AC TIG No load Voltage 70V Current Adjusting Range 5 250A SP AC balance 10 70 AC Square Wave Frequency 30 250Hz Rated Duty Cycle 60 DC TIG Curr...

Страница 4: ...tion and damage 3 For the safety of the equipment and the persons the customer must correctly make grounding or protection according to the power supply system using 4mm 2 lead to connect the protecti...

Страница 5: ...ce 7 AC slector AC WAVE FORM advanced square soft square triangular square sine square 8 warning indicating light 9 MMA slector DC DC 10 TIG PULSE slector 11 TIG slector DC TIG AC TIG MIX TIG 12 2 T 4...

Страница 6: ...r press the torch switch select suitable argon flow Regulating the knob 3 13 Selecting suitable welding current according to thickness of the workpiece to be welded Selecting suitable current down slo...

Страница 7: ...d application scope of the process The pulse type argon tungsten are welding is different from the continuous DC argon are welding The welding current is pulsed The wave form of the current is shown i...

Страница 8: ...can obtain greater penetration ability But too much current can cause local melting of tungsten electrode Generally welding current required for DC tungsten argon are welding or greater current is us...

Страница 9: ...ated welding current and rated duty cycle of the welder Overload is not allowed After the welding operation is finished let the welder be ventilated for a few minutes and then cut off the power switch...

Страница 10: ...current and air pressure according to the thickness and material of the workpiece and the cutting speed The selecting standard for the spray nozzle of the torch The spray nozzle not change color whil...

Страница 11: ...t match with dia of tungsten electrode 4 After flow time too short 1 Regulated well 2 Replace or sharpen 3 Select the electrode dia and current correctly 4 Enlarge the time Welding torch overheat 1 No...

Страница 12: ...____ _________technical requirements and its release from the works is granted Inspector_________ Date___________ model quantity remark note Digi Multi 250 ACDC Welding machine 1 Welding Holder 1 Grou...

Страница 13: ...electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground No toque las partes o los electrodos bajo carga con la piel o ropa moja da Aislese del trabajo y...

Страница 14: ...e Be und Entl ftung des Arbeitsplatzes Mantenha seu rosto da fuma a Use ventila o e exhaust o para remover fumo da zona respirat ria Turn power off before servicing Desconectar el cable de ali mentaci...

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