Miller CST 280 VRD International Manuel du propriétaire - Page 14
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C. 208-230/400-460 Volts VRD Model*
Welding
Input
Rated
Mode
Power
Output
280 A @
31.2 VDC,
35 % Duty
Cycle
3-Phase
3-Phase
200 A @
28 VDC,
100 %
Duty Cycle
Stick
Stick
(SMAW)
200 A @
28 VDC,
50 % Duty
Cycle
1-Phase
1-Phase
150 A @
26 VDC,
100 %
Duty Cycle
*Unit can be ordered with Dinse or Tweco weld output receptacles.
3-2. Duty Cycle And Overheating
200 A @ 50% Duty Cycle For Single Phase Operation
5 Minutes Welding
Overheating
OM-217 655 Page 10
Welding
Maximum
Amperage
Open-Circuit
Range
Range
Voltage
Voltage
5-280 A
5-280 A
30 VDC
30 VDC
5-200 A
5-200 A
5 Minutes Resting
0
Minutes
Amperes Input At Rated
Load Output, 50/60 Hz
208
230
400
460
36.0
34.0
19.8
17.5
23.5
22.8
13.5
12.7
43.9
43.0
n/a
n/a
35.0
32.9
n/a
n/a
280 A @ 35% Duty Cycle For 3 Phase Operation
3-1/2 Minutes Welding
15
OR
Reduce Duty Cycle
KVA
KVA
KW
KW
Dimensions
Dimensions
14.0
10.2
H: 13-1/2 in
10.2
6.9
(343 mm)
W: 7-1/2 in
W: 7 1/2 in
(191 mm)
D: 18 in (457
9.9
6.5
mm)
7.6
4.8
Duty Cycle is percentage of 10
minutes that unit can weld at rated
load without overheating.
If unit overheats, output stops, and
cooling fan runs. Wait fifteen
minutes for unit to cool. Reduce
amperage or duty cycle before
welding.
Y Exceeding duty cycle can
damage
unit
and
warranty.
221 587-A
6-1/2 Minutes Resting
A or V
Net
Weight
Weight
41 lb
41 lb
(18.6 kg)
void