Wiring - Siemens SINUMERIK 840D Maintenance Manual

2.6.7 WIRING

OCTOBER 2005
40 Taper 480 VAC 3 Ø
50 Taper 480 VAC 3 Ø
PRE-INSTALLATION PROCEDURES
SIEMENS MAINTENANCE MANUAL
Table 2-5: Wiring Requirements
2
10 AWG (6 mm ) stranded
THHN copper within 100 ft.
of panel. For VHT 6 AWG
2
4 AWG (25 mm ) stranded
THHN copper within 100 ft.
of panel.
2
8 AWG (10 mm ) stranded THHN
copper 100 ft. or more from panel.
For VHT 4 AWG
2
3 AWG (30 mm ) stranded THHN
copper 100 ft. or more from panel.
39