1. System Installation Requirements
1-15
TI 33J01J10-01EN
n Selecting a Power System
accordance with EMC regulations. It is recommended that an external power supply unit is
of the power supply unit, consult with a power unit manufacturer taking the following points into
consideration.
lSource Output Capacity
Take the following items into consideration when consulting with a power unit manufacturer to
determine the output capacity.
(refer to Chapter 4).
turning on the power should also be studied.
fails.
lCrest factor
F010304.ai
Input voltage waveform
Approx. 5 ms
Input current waveform
Effective value
Peak value
Effective value
Peak value
Crest factor =
Figure Input Voltage and Input Current Waveforms
Dec. 28, 2015-00
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