bester 155-ST - Technical Specifications

Technical Specifications
INPUT
Input Power at Rated Output
kW @ Duty Cycle
Input Voltage
Frequency
Bester 155-ST
1,7 kW @ 100%
230V  15%
Single Phase
50/60Hz
2,4 kW @ 60%
4,0 kW @ 25%
Bester 170D-ST
2,2 kW @ 100%
2,9 kW @ 60%
5 kW @ 15%
Bester 210D-ST
2,2 kW @ 100%
2,9 kW @ 60%
6,7 kW @ 10%
RATED OUTPUT AT 40°C for MMA
Duty Cycle
(Based on a 10 min. period)
Output Current
Output Voltage
Bester 155-ST
100%
65 A
22,6 Vdc
60%
85 A
23,4 Vdc
25%
130 A
25,2 Vdc
Bester 170D-ST
100%
80 A
23,2 Vdc
60%
100 A
24,0 Vdc
15%
160 A
26,4 Vdc
Bester 210D-ST
100%
80 A
23,2 Vdc
60%
100 A
24,0 Vdc
10%
200 A
28,0 Vdc
OUTPUT RANGE
Welding Current Range
Maximum Open Circuit Voltage
Bester 155-ST
10-150A**
90 Vdc
Bester 170D-ST
10-160A
93 Vdc
Bester 210D-ST
10-200A
93 Vdc
RECOMMENDED INPUT CABLE AND FUSE SIZES
Fuse (delayed) or Circuit Breaker
(“D” characteristic) Size
Input Power
Cable
Type of Plug
(Included with
Machine)
Bester 155-ST
16A
3 x 1,5mm
2
16A / 250V
Bester 170D-ST
16A/25A (I
2
>130A)
3 x 2,5mm
2
16A / 250V *
Bester 210D-ST
16A/25A (I
2
>130A)
3 x 2,5mm
2
16A / 250V *
* for welding with output current I
2
>130A, use plug >16A
PHYSICAL DIMENSIONS
Height x Width x Length (mm)
Weight (kg)
Bester 155-ST
205 x 130 x 300
4,2
IP21S
Bester 170D-ST
211 x 150 x 375
5,8
IP21S
Bester 210D-ST
211 x 150 x 375
5,8
IP21S
**max measured welding current during welding below real work point on static characteristic.