10. electrical service guide – Miller Electric SYNCROWAVE 250 TM-353E User Manual
Page 15
TM-353 Page 11
Syncrowave 250
3-10. Electrical Service Guide
All values calculated at 60% duty cycle.
NOTE
60 Hertz Models
Without Power Factor
Correction
With Power Factor Correction
Input Voltage
200
230
460
575
200
230
460
575
Input Amperes At Rated Output
85
74
37
30
55
48
24
19
Max Recommended Standard Fuse Or Circuit
Breaker Rating In Amperes
125
110
60
45
80
70
35
30
Min Input Conductor Size In AWG/Kcmil
4
6
10
10
8
8
12
14
Max Recommended Input Conductor Length
In Feet (Meters)
173
(53)
158
(48)
291
(89)
455
(139)
86
(26)
114
(35)
186
(58)
189
(48)
Min Grounding Conductor Size In AWG/Kcmil
6
6
10
10
8
8
12
14
Reference: 1996 National Electrical Code (NEC)
S-0092-J
50 Hertz Models
Without Power Factor Correction
With Power Factor
Correction
Input Voltage
220
260
380
415
520
220
380
415
Input Amperes At Rated Output
77
65
45
41
33
64
37
34
Max Recommended Standard Fuse Or Circuit
Breaker Rating In Amperes
125
100
70
60
50
90
60
50
Min Input Conductor Size In AWG/Kcmil
6
6
8
8
10
6
10
10
Max Recommended Input Conductor Length
In Feet (Meters)
145
(44)
202
(62)
291
(89)
347
(106)
372
(113)
145
(44)
291
(89)
347
(106)
Min Grounding Conductor Size In AWG/Kcmil
6
8
8
10
10
6
8
10
Reference: 1996 National Electrical Code (NEC)
S-0092-J