ESAB LKB 400W, Руководство по обслуживанию

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4.TECHNICAL DATA
Mains voltage 400V-415V 3~ 50Hz
Mains cable cross-section 4x4mm
2
Mains fuse 25 A delayed
Rated power consumption 18,8 kVA
Rated primary current @ P35% 26 A
Rated welding current Duty cycle* 35% 400 A
Duty cycle* 100% 237 A
Welding current range
30A
÷
400A
Open circuit voltage
14
÷
47V
Dimensions length
width
height 1100
630
845
Weight 215 kg
Working flow of cooling liquid at pressure of 2,5 bar 1 dm
3
/min (60l/h)
Selection of cooling liquid depending on ambient temperature
- Distilled water
- Solution of 30% Antifreeze C 70% distilled water
from 0
°
C to +40
°
C
from -10
°
C
Tank capacity 6 dm
3
*Duty cycle is based on 10-minute period. Duty cycle 30% means that after 3 minutes of unit operation, 7
minutes break is required. Duty cycle 100% means that unit can operate continuously.
Warning:
The unit is characterised by the following :
- Enclosure class IP 23 indicates that unit is designed for indoor and outdoor use.
- Application class S means that the unit is designed for use in areas of elevated electric hazard.
5. LOAD CHARACTERISTIC
0
5
10
15
20
25
30
35
40
45
50
0 50 100 150 200 250 300 350 400 450 500
I2(A)
U2(
V
)