Model:SAW-TWINSInverted AC/DC double-wire submerged arc welding machine(double characteristics)

Functions:
Submerged-arc welding, carbon arc gouging and manual metal-arc welding.

Application industry:
Shipbuilding, boiler, bridge, steel structure and wind tower.

Features:
This system consists of a DC power supply MZ-1000/1250/1500,an AC power supply MZ-1000E, and a double wire trolley. It adopts a forward direct and backward alternating welding method, with DC arc controlling the penetration depth and AC arc controlling the cover surface. It is applied to the thick plate welding industry such as shipbuilding, boilers, bridges, steel structures, and wind towers;

High welding efficiency, with a deposition rate of more than 2.5 times that of DC single wire;

Suitable for thick wire welding, such as ∅3, ∅4, ∅5;

Independent adjustment parameters for AC and DC power supplies, Welding parameters can be preset and displayed;

The distance and angle adjustment between the front and rear wires of the trolley are convenient, and can be used in conjunction with specialized machines such as gantry frames to achieve automated welding;

DC and AC can work simultaneously, It can also work with only DC or only AC.

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Technical parameters

Model SAW-1000-TWINS
(SAW-1000+SAW-1000E)
SAW-1250-TWINS
(SAW-1250+SAW-1000E)
SAW-1500-TWINS
(SAW-1500+SAW-1000E)
Rated input voltage/frequency Three-phase 380V(+ / -)10% 50Hz
Rated input capacity (KVA) 55 +55 69 +55 89 +55
Rated input current (A) 83/(83) 115/(83) 140/(83)
Rated output voltage (V) 44/(44) 44/(44) 44/(44)
Rated load sustainability (%) 100/(100) 100/(100) 100/(100)
Output no-load voltage (V) Submerged arc welding 87; hand arc welding 84
Current regulation range (A) 50~1000/(50~1000) 50~1250/(50~1000) 50~1500/(50~1000)
Voltage regulation range (V) 20~50
Power factor ≥0.88
Welding wire diameter (mm) 1.6~5.0/(1.6~5.0) 1.6~6.0/(1.6~5.0) 1.6~6.0/(1.6~5.0)
Shell protection grade IP21S
Insulation grade H/B