Model

Spec.

CT312

CT416

CT520

Power supply voltage

AC 220±10% V / 50~60Hz

Power supply capacity

4.0 kVA

5.5 kVA

7.5 kVA

Rated input current (TIG)

10 A

15 A

16.7 A

Rated input current (MMA)

15 A

22 A

23 A

Rated input current (CUT)

17 A

26 A

27 A

Output current range (TIG)

5 - 120 A

5 - 160 A

5 - 200 A

Output current range (MMA)

10 - 120 A

10 - 160 A

10 - 200 A

Output current range (CUT)

10 - 30 A

10 - 40 A

10 - 50 A

No-load voltage (TIG)

56 V

62 V

67 V

No-load voltage (MMA)

56 V

62 V

67 V

No-load voltage (CUT)

220 V

250 V

280 V

Operating voltage  (TIG)

14.8 V

16.4 V

17.2 V

Operating voltage  (MMA)

24.8 V

26.4 V

27.2 V

Operating voltage  (CUT)

128 V

144 V

160 V

Dia. of welding rodΦ(MMA)

2.5 mm

3.2 mm

3.6 mm

Arc initiation way (TIG)

HF

HF

HF

Arc initiation way (MMA)

Touch

Touch

Touch

Arc initiation way (CUT)

HF

HF

HF

Protection grade provided by enclosure

IP 21

IP 21

IP 21

No-load loss

35 W

40 W

50 W

Cosφ (η)

0.85

0.85

0.93

Insulation grade

F

F

F

Duty cycle

60%

60%

60%

Efficiency

85%

85%

85%

Air pressure (CUT)

0.4 MPa

0.4 MPa

0.5 MPa

Gas flow (TIG)

2-5 L/min

2-5 L/min

2-5 L/min

Gas flow (CUT)

80 L/min

80 L/min

100 L/min

Cutting thickness  (CUT)

1-6 mm

1-12 mm

Weight

9.6 kg

12.4 kg

12.4 kg

Dimension (mm)

482*275 *395

582*320*468

582*320*468