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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
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