Extension Cord Data - Miller Electric Spectrum 2050 Owner's Manual

Input Voltage
Input Amperes At Rated Output
Max Recommended Standard Fuse Rating In Amperes
Min Input Conductor Size In AWG/Kcmil
Max Recommended Input Conductor Length In Feet (Meters)
Min Grounding Conductor Size In AWG/Kcmil
Reference: 1999 National Electrical Code (NEC)
1 Consult factory for circuit breaker applications.
2 "Time-Delay" fuses are UL class "RK5" .
3 "Normal Operating" (general purpose – no intentional delay) fuses are UL class "K5" (up to and including 60 amp), and UL class "H" ( 65 amp and
above).

2-7. Extension Cord Data

NOTE
Input Power
Input Voltage
Phase
208 V 1
230 V 1
460 V 1
575 V 1
208 V 3
230 V 3
460 V 3
575 V 3
230 V 1
230 V 3
380 V 3
400 V 3
415 V 3
2 "Time-Delay" fuses are UL class "RK5" .
3 "Normal Operating" (general purpose – no intentional delay) fuses are UL class "K5" (up to and including 60 amp), and UL class "H" ( 65 amp and
above).
50 Hz Models
1
2
Time-Delay
Normal Operating 3
When calculating max. cord length, remember to include conductor length from
line disconnect device to input power receptacle.
Hertz
Circuit Breaker Rating
Time-Delay
60
Normal Operating
Time-Delay
60
Normal Operating
Time-Delay
60
Normal Operating
Time-Delay
60
Normal Operating
Time-Delay
60
Normal Operating
Time-Delay
60
Normal Operating
Time-Delay
60
Normal Operating
Time-Delay
60
Normal Operating
Time-Delay
50
Normal Operating
Time-Delay
50
Normal Operating
Time-Delay
50
Normal Operating
Time-Delay
50
Normal Operating
Time-Delay
50
Normal Operating
Single
Phase
230
33
40
50
10
88
(27)
10
Fuse Size Or
Conductor Size
2
45 A
3
50 A
2
40 A
3
50 A
2
20 A
3
25 A
2
15 A
3
20 A
2
25 A
3
30 A
2
20 A
3
30 A
2
10 A
3
15 A
2
10 A
3
10 A
2
40 A
3
50 A
2
20 A
3
30 A
2
10 A
3
15 A
2
10 A
3
15 A
2
10 A
3
15 A
Three Phase
230 380 400
20 10 10
20 10 10
30 15 15
14 14 14
69 188 208
(21) (57) (63)
14 14 14
Max. Cord Length
10 AWG 72 ft (22 m)
10 AWG 89 ft (27 m)
14 AWG 138 ft (42 m)
14 AWG 215 ft (66 m)
14 AWG 87 ft (27 m)
14 AWG 69 ft (21 m)
14 AWG 275 ft (84 m)
14 AWG 429 ft (131 m)
10 AWG 88 ft (27 m)
14 AWG 69 ft (21 m)
14 AWG 188 ft (57 m)
14 AWG 208 ft (63 m)
14 AWG 224 ft (68 m)
OM-2220 Page 13
415
10
10
15
14
224
(68)
14