Toshiba NV Series Hardware Manual page 104

■ BUM7B power supply wiring
RUN contact output
240Vac (+10%) / 24Vdc (+20%)
Max. 2A
Connect a power supply
suitable for rating
Failure to do so may cause
explosion or fire.
Input power
100/240Vac
Max. 1.5A.
Noise
50/60Hz filter
Use a twisted-pair cable of 1.25mm
or thicker as the power supply line.
Figure 3.3 BUM7B power supply wiring
Frame ground terminal (FG): Connected to the base unit chassis.
Important
• The M3.5 screw is used for securing the terminal. Use an appropriate crimp-type
terminal with a width of 7 mm or less for the M3.5 screw (tightening torque: approx.
1.0N･m).
Remark
• Take into account the leak current of the BUM7B power supply and noise filter in
designing the system.
Ferrite core
Shielded
2-turn
transformer
2
For details, refer to "3.4 Grounding."
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