Tweco 500P PowerMaster User Manual
Page 27
POWERMASTER 500, 500P, 350
Manual No. 0-4749
3-3
INSTALLATION
Line
Volts
Rated Line
Amps
Approx. Line
Fuse Size Amps Copper Line Wire Size*
Copper Gounding
Conductor Min. Size
208
88
100
6 AWG (16 mm
2
)
6 AWG (16 mm
2
)
230
82
100
6 AWG (16 mm
2
)
6 AWG (16 mm
2
)
380
50
60
10 AWG (6 mm
2
)
10 AWG (6 mm
2
)
400
43
60
10 AWG (6 mm
2
)
10 AWG (6 mm
2
)
460
39
60
10 AWG (6 mm
2
)
10 AWG (6 mm
2
)
Table 3-1 Recommended Wire and Fuse Size Table For PowerMaster 500/500P
Line
Volts
Rated Line
Amps
Approx. Line
Fuse Size Amps Copper Line Wire Size*
Copper Gounding
Conductor Min. Size
208
58
60
10 AWG (6 mm
2
)
10 AWG (6 mm
2
)
230
54
60
10 AWG (6 mm
2
)
10 AWG (6 mm
2
)
380
31
40
12 AWG (4 mm
2
)
12 AWG (4 mm
2
)
400
29
40
12 AWG (4 mm
2
)
12 AWG (4 mm
2
)
460
26
40
12 AWG (4 mm
2
)
12 AWG (4 mm
2
)
Table 3-2 Recommended Wire and Fuse Size Table For PowerMaster 350
*Conductor size shall be modified as required for line voltage and ambient temperature. Sizes listed are based on
194°F (90°C) conductor insulation, designated as FEP, FEPB, RHH, and THHN.