Miller Electric 300 Power Supply User Manual


 
OM-316 Page 10
SECTION 4 INSTALLATION
4-1. Specifications
AC/DC Models
Mode
Rated Welding
Output
Amperage
Range
Maximum
Open-
Circuit
Amperes Input at Rated Load Output
50 Or 60 Hz, Single-Phase
Wei
g
ht
Mode
Output Range
Ci
rcu
i
t
Voltage
115 V 220 V 230 V 400 V 460 V
Weight
AC
225 A @ 25 Volts AC,
20% Duty Cycle @ 60 Hz;
15% Duty Cycle @ 50 Hz
Low: 30 150
High: 40 235
80 VAC
95
47 5
23 7
104 lb
DC
150 A @ 25 Volts DC,
20% Duty Cycle @ 60 Hz;
15% Duty Cycle @ 50 Hz
30 160 80 VDC
95
4.6*
47.5
2.3*
23.7
1.2*
104 lb
(47 kg)
AC
300 A @30 Volts AC,
20% Duty Cycle @ 50/60 Hz
Low: 40 200
High: 65 300
80 VAC
70
67
39
34
134 lbs
DC
200 A @ 25 Volts DC,
20% Duty Cycle @ 50/60 Hz
30 200 80 VDC
70
5.4*
67
3.6*
39
1.8*
34
1.3*
134 lbs
(61 kg)
Overall Dimensions
Height: 18-3/4 in (476 mm); Width: 12-3/4 in (323 mm); Depth: 17-1/2 in (445 mm)
*While idling
AC Models
Rated Weldin
g
Output
Amperage
Range
Max Open-
Circuit
Amperes Input at Rated Load
Output 50 Or 60 Hz, Single-Phase
Wei
g
ht
Rated Welding Output
Range
Circuit
Voltage
115 V 220 V 230 V 400 V KW
Weight
225 A @ 25 Volts AC, 20%
Duty Cycle @ 60 Hz;
15% Duty Cycle @ 50 Hz
Low: 30 150A
High: 40 235A
80 VAC
95
4.6*
47.5
2.3*
7.2
0.22*
85 lb
(39 kg)
300 A @ 30 Volts AC,
20% Duty Cycle @ 50/60 Hz
Low: 40 200
High: 65 300
80 VAC
70
5.4*
67
3.6*
39
1.8*
11.5
0.22*
107 lb
(49 kg)
Overall Dimensions
Height: 18-3/4 in (476 mm); Width: 12-3/4 in (323 mm); Depth: 17-1/2 in (445 mm)
*While idling