Yaskawa YASNAC PC NC Maintenance Manual Manuale Utente Pagina 112

  • Scaricare
  • Aggiungi ai miei manuali
  • Stampa
Vedere la pagina 111
The VS-626M5 PC NC Maintenance Manual
4-91
Clearances
Install the VS-626M5 and the VS-656MR5 vertically and allow sufficient
clearances for effective cooling.
1. For the external dimensions and mounting dimensions, refer to
Appendix 2 “Dimensions.”
2. Allowable intake air temperature to the inverter and the con-
verter:
Open chassis type:0°C to +45°C (32°F to 113°F)
Heat sink externally cooling type
Inside heat sink:0°C to +45°C (32°F to 113°F)
Inside unit: 0°C to +55°C (32°F to 131°F)
3. Near the heat sink, cooling air speed should be 2.5m/s for effec-
tive cooling (for external cooling type heat sink). See figure
below.
Figure 4.5: Clearances (external cooling type heat sink)
5 mm (0.20 inches)
or more
120 mm (4.72 inches)
or more
Converter
Inverter
Max. 70 mm
(2.76 inches)
Heat Sink
(a) Front View (b) Side View
Air
Air
120 mm (4.72 inches)
or more
Vedere la pagina 111
1 2 ... 107 108 109 110 111 112 113 114 115 116 117 ... 300 301

Commenti su questo manuale

Nessun commento