- 9 -
ALFA IN a.s. ©
www.alfain.eu
Dimensions (w x l x h)
generator
mm
x
x
Weight compact
kg
76
76
Weight generator
kg
x
x
Wire speed
m/min
1 - 19
1 - 19
Spool diameter
mm
300
300
Spool weight
kg
18
18
ALF 280
ALF 320
ALF 400
Mains voltage
V/Hz
3x400/50
3x400/50
3x400/50
Mains protection
A
16 T
16 T
20 T
Max. input power I1
A
16,7
21,5
27,3
Max. effective current
I1eff
A
8,4
10,8
13,7
Welding current
range
A/V
40/16,0 -
290/28,5
40/16,0 -
340/31,0
50/16,5 -
400/34,0
Open-circuit voltage
U20
V
18,3 - 40,1
18,2 - 44,9
19,4 - 49,8
Welding current
(DC=100%) I2 /U2
A/V
170/22,5
200/24,0
240/26,0
Welding current
(DC=60%) I2 /U2
A/V
210/24,5
230/25,5
290/28,5
Welding current
(DC=x%) I2 /U2
A/V
30%=290/28,
5
25%=340/31,
0
25% =
400/34,0
Voltage steps
10
12
2 x 10
Insulation class
F
F
F
Protection
IP 23S
IP 23S
IP 23S
Standards
EN 60 974-1
EN 60 974-1 EN 60 974-1
Dimensions (w x l x h)
compact
mm
500x868x806 500x868x806 500x868x806
Dimensions (w x l x h)
generator
mm
500x868x889 500x868x889 500x868x889
Weight compact
kg
88
99
109
Weight generator
kg
83
94
103
Wire speed
m/min
1 - 19
1 - 19
1 - 19
Spool diameter
mm
300
300
300
Spool weight
kg
18
18
18
Wire Feed Unit PS4 GAS aXe
Wire speed
m/min
1 - 19
Input voltage U
1
V/Hz
24/1~50
Input current I
1
A
4
Welding current I
2
(DZ=100%)
A
320
