20
TECHNICAL DATA
POWER SOURCE
SIGMA
2
300
SIGMA
2
400
SIGMA
2
500
Mains voltage ±15% (50-60Hz)
3x400 V
3x400 V
3x400 V
Fuse
16 A
20 A
32 A
Mains current, effective
15.7 A
17.3 A
27.8 A
Mains current, max..
18.1 A
28.0 A
35 A
Power, 100%
10.9 kVA
12.0 kVA
17.9 kVA
Power, max.
12.5 kVA
19.3 kVA
24.2 kVA
No load consumption
40 VA
40 VA
40 VA
Efficiency
0.87
0.88
0.89
Power factor
0.90
0.90
0.90
Current range
15-300 A
15-400 A
15-500 A
Duty cycle 20°C (MIG)
300A/100%
330A/100%
475A/100%
Duty cycle 20°C (MIG)
400A/70%
500A/80%
Duty cycle 40°C (MIG)
270A/100%
290A/100%
420A/100%
Duty cycle 40°C (MIG)
300A/80%
350A/60%
450A/60%
Duty cycle 40°C (MIG)
400A/40%
500A/55%
Open circuit voltage
69 – 76 V
69 – 76 V
78 – 95 V
1
Sphere of application
S
S
S
2
Protection class
IP 23
IP 23
IP 23
Standards
EN/IEC60974-1
EN/IEC60974-2
EN/IEC60974-5
EN/IEC60974-10 (Class A)
Dimensions (HxWxL)
120x54.5x119 cm
120x54.5x119 cm
120x54.5x119 cm
Weight
85 kg
85 kg
88 kg
WIRE FEED UNIT
MWF 50 YARD
MWF 55 YARD
COOLING UNIT
Wire feed speed
0.5 – 30 m/min
0.5 – 30 m/min
Cooling efficiency
1100 W
Torch connection
EURO connection
EURO connection
Tank capacity
3.5 litres
Wire-reel diameter
300 mm
300 mm
Flow 1.2 bar – 60°C
1.75 l/min
Duty cycle 40°C
420A/100%
420A/100%
Pressure max..
3 bar
Duty cycle 40°C
500A/60%
500A/60%
Standards
EN/IEC60974-2
2
Protection class
IP 23
IP 23
Wire diameter
0.6 – 2.4 mm
0.6 – 2.4 mm
Gas pressure max.
0.5 MPa (5.0 bar)
0.5 MPa (5.0 bar)
Dimensions (HxWxL)
38x20x54 cm
40x26x62 cm
Weight
10.1 kg
12 kg
Standards
EN/IEC60974-5
EN/IEC60974-10 (Class A)
FUNCTION
PROCESS
VALUE RANGE
Selection of trigger mode
MIG/MAG
2-times / 4-times
Control of current/voltage/ wire feed speed
-
local / torch control
Wire inching
MIG/MAG
yes
Torch cooling
-
water cooled / gas cooled
Hot-start %
MMA F-11
0.0% – 100.0%
Hot-start-time
MMA F-12
0.0 – 20.0 s
Arc power
MMA F-13
0.0 – 150.0%
Gas pre-flow
MIG/MAG F-31
0.0 – 10.0 s
Soft-start
MIG/MAG F-32
0.5 – 24.0 m/min
Hot-start
Synergic MIG F-33
-99% – +99%
Hot-start-time
Synergic MIG F-34
0.0 – 20.0 s
Slope down
Synergic MIG F-35
0.0 – 10.0 s
Stop amp
Synergic MIG F-36
0 – 100%
Reduction of voltage trim
Synergic MIG F-71
0 – 50%
Burn back
MIG/MAG F-37
0 – 30
Gas post-flow
MIG/MAG F-38
0.0 – 20.0 s
Sequence timer / Spot welding time
MIG/MAG F-39
0.0 – 50.0 s
DUO Plus
TM
efficiency
MIG/MAG F-20
0 – 50%
DUO Plus
TM
time
MIG/MAG F-21
0.1 – 9.9 s
Electronic choke
-5.0 – +5.0
Sequence
9 sequence steps
1
S
This machine meets the demand made for machines which are to operate in areas with increased hazard of electric chocks
2
Equipment marked
IP23
is designed for indoor and outdoor applications
