UV protection UV 11
IR protection IR 11
10.5 Identification on the LCD shutter: 3/11 LWT 1/1/1/3/379
Light state 3
Dark state 11
Manufacturer identification LWT
Optical class 1
Scattered light class 1
Homogeneity class 1
Angle dependency class 3
Test standard 379
Designated point for CE tests on the LCD shutter: DIN CERTCO, Alboinstrasse 56, 12103 Berlin
10.6 Type plate
Explanation of pictographs:
A
Current
V
Voltage
IP
Protection
type
Hz
Hertz
~
Alternating
current
═
Direct
current
1 ~ 50-60Hz Mains input
1 phase /
alternating
current / 50
– 60 Hz
Read
operating
manual
U
0
No-load
voltage
U
1
Mains
voltage
U
2
Voltage at
nominal
load
Tungsten
inert gas
welding
Protective
earth
(ground)
I
2
Nominal
welding
current
I
1max
Power
consump-
tion under
max. load
I
1eff
Power
consumption
under
nominal load
X
Switch
onduration
Single-
phase
transformer
Keep away
from
precipitation
Inhaling welding fumes can endanger your health.
27