EN
3.4 equipment structure
The CALAF Inverter DC MMA Welder uses portable cabinet structure: the upper part of front panel has been equipped with
welding current adjustment knob, power indicator (green), abnormal indicator (yellow). The output terminal is fitted with quick
connector both "+" and "-". The back panel owns power switch, motor fan, input power cable. The inside body of the machine
includes PCB main board, electronic components, radiator etc.
3.5 parameter
CALAF model
Power voltage (V)
Frequency (Hz)
Rated input capacity (KVA)
Rated input current (A)
Effective input current, max. (A)
No-load voltage (V)
Output current (A)
Electrode diameter (mm)
Rated output voltage (V)
Duty cycle (%)
Efficiency (%)
Power factor
Insulation grade
Housing protection grade
Net Weight (kg)
Dimensions (mm)
Gross Weight (kg)
Packaging dimensions (mm)
mini om120i
220V ±15%
50/60 Hz
5.2 KVA
23.1 A
14.6 A
60V
20 - 120 A
Ø 2.5 / 3.2
20.8-24.8
40%
80%
0,73
H
IP21
2,1 kg
210x105x140
3.0 kg
6
mini om160i
220V ±15%
50/60 Hz
6,8 KVA
30,9 A
19.5 A
56V
20 - 160 A
Ø 2.5 / 3.2 / 4.0
20.8-26.4
40%
85%
0,73
H
IP21
3,3 kg
280x120x170
5.6 kg
(With plastic bag)
410x170x415
(With plastic bag)
mma om200I
230V
50Hz
7,9 KVA
36 A
21.5 A
70V
20 - 200 A
Ø 1.6 / 5.0
27.8V
60%
85%
0,91
H
IP21
3,9 kg
325x120x190
5.4 kg
(With plastic bag)
380x145x360
(With plastic bag)