Miller Electric Spectrum 2050, Owner'S Manual

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OM-2220 Page 13
50 Hz Models
Single
Phase
Three Phase
Input Voltage 230 230 380 400 415
Input Amperes At Rated Output 33 20 10 10 10
Max Recommended Standard Fuse Rating In Amperes
1
Time-Delay
2
40 20 10 10 10
Normal Operating 3 50 30 15 15 15
Min Input Conductor Size In AWG/Kcmil 10 14 14 14 14
Max Recommended Input Conductor Length In Feet (Meters)
88
(27)
69
(21)
188
(57)
208
(63)
224
(68)
Min Grounding Conductor Size In AWG/Kcmil 10 14 14 14 14
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
When calculating max. cord length, remember to include conductor length from
line disconnect device to input power receptacle.
NOTE
Input Voltage
Input Power
Phase
Hertz
Fuse Size Or
Circuit Breaker Rating
Conductor Size Max. Cord Length
208 V 1 60
Time-Delay
2
45 A
Normal Operating
3
50 A
10 AWG 72 ft (22 m)
230 V 1 60
Time-Delay
2
40 A
Normal Operating
3
50 A
10 AWG 89 ft (27 m)
460 V 1 60
Time-Delay
2
20 A
Normal Operating
3
25 A
14 AWG 138 ft (42 m)
575 V 1 60
Time-Delay
2
15 A
Normal Operating
3
20 A
14 AWG 215 ft (66 m)
208 V 3 60
Time-Delay
2
25 A
Normal Operating
3
30 A
14 AWG 87 ft (27 m)
230 V 3 60
Time-Delay
2
20 A
Normal Operating
3
30 A
14 AWG 69 ft (21 m)
460 V 3 60
Time-Delay
2
10 A
Normal Operating
3
15 A
14 AWG 275 ft (84 m)
575 V 3 60
Time-Delay
2
10 A
Normal Operating
3
10 A
14 AWG 429 ft (131 m)
230 V 1 50
Time-Delay
2
40 A
Normal Operating
3
50 A
10 AWG 88 ft (27 m)
230 V 3 50
Time-Delay
2
20 A
Normal Operating
3
30 A
14 AWG 69 ft (21 m)
380 V 3 50
Time-Delay
2
10 A
Normal Operating
3
15 A
14 AWG 188 ft (57 m)
400 V 3 50
Time-Delay
2
10 A
Normal Operating
3
15 A
14 AWG 208 ft (63 m)
415 V 3 50
Time-Delay
2
10 A
Normal Operating
3
15 A
14 AWG 224 ft (68 m)
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).