In-Rush Currents - Mitsubishi Electric Melsec-F FX2NC Series Hardware Manual

FX2NC Series Programmable Controllers
6.3.1

In-rush currents

These currents should be kept as low possible. The root mean square (
Eqn 1 for (
rms
-In-rush current (A)
-Switch current (A)
Eqn 1
2
×
+
=
rms
+
Ex.
4 × 0.02 + 0.4 ×0.7
2
0.2A=
0.02+0.7+10
)
-In-rush time (sec)
-Switch time (sec)
-Operation time (sec)
Figure 6.9 :Current graph
2
×
+
2
Outputs 6.
) <0.2A. Reference
rms
6-14