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OM-230 455 Page 9
SECTION 3 − DEFINITIONS
3-1. Symbols And Definitions For Nameplate And Serial Number/Rating Label
A
Amperes
Plasma Arc Cutting
(PAC)
Adjust Air/Gas
Pressure
Low Air Pressure
Light
V
Volts Increase
No − Do Not Do
This
Temperature
Protective Earth
(Ground)
Single Phase Constant Current Voltage Input
On Off Percent Direct Current
U
0
Rated No Load
Voltage (Average)
U
1
Primary Voltage
U
2
Conventional Load
Voltage
Line Connection
I
1max
Rated Maximum
Supply Current
I
2
Rated Welding
Current
X
Duty Cycle
1 f1
f2
Single Phase
Static Frequency
Transformer-
Rectifier-Converter
IP
Degree Of
Protection
Loose Shield Cup Input
Hz
Hertz
I
1eff
Maximum Effective
Supply Current
pf
power factor
S
Suitable for Some
Hazardous
Locations
S
1
Power Rating,
Product Of Voltage
And Current (KVA)