ESAB Precision Plasmarc EPP-600, Instruction Manual, Page: 41 / 90

41
PKH: VI_Curves_370V_Bus.xls; EPP-600 (400V) VI Curve
EPP-600 V-I CURVES FOR 400V INPUT
0
50
100 150 200 250 300 350 400 450
0
100
200
300
400
500
600
700
OUTPUT CURRENT (Amperes)
OUTPUT VOLTAGE (Volts)
V
REF
= 0.625V
MIN CUT RATING
V
REF
= 4.000V
V
REF
= 3.000V
V
REF
= 2.000V
V
REF
= 1.000V
INTERNAL CURRENT LIMIT
V
REF
= 7.500V
V
REF
= 7.000V
V
REF
= 6.000V
V
REF
= 5.000V
MAX RATING
423V Open Circuit Voltage
Output of Boost/Start Circuit (Off in Marking Mode)
Max Output Voltage
@ Nominal Line
I
OUT
= (80) x (V
REF
)
MIN MARK RATING
V
REF
= 0.150V
DATA PLATE
MAX RATING
sectIon 4 operatIon
4.5.2 epp-600 V-I curves for 380-400V, 50/60hz Inputs
Output Voltage (Volts)
Ou
tp
ut C
urr
en
t (
A
m
pe
re
s)
42
3V O
pe
n C
irc
uit V
olt
ag
e
O
ut
pu
t o
f B
oo
st / S
ta
rt C
irc
uit (
O
ff i
n M
ark
in
g M
od
e)
I
O
U
T
=
(8
0)
x
(V
R
EF
)
M
ax
. O
ut
pu
t V
olt
ag
e
@
N
om
in
al L
in
e
Internal Current Limit
Max. Current Rating
V
REF
= 7.000V
V
REF
= 7.500V
V
REF
= 6.000V
V
REF
= 5.000V
Min. Cutting Current
V
REF
= 1.000V
V
REF
= 0.150V Min. Marking Current
V
REF
= 2.000V
V
REF
= 3.000V
V
REF
= 4.000V
V
REF
= 0.625V
D
AT
A P
LA
TE
M
A
X R
AT
IN
G