Layout Protection - Salicru CV50-008-4F User Manual

Fig 4-22 NPN modes
If the signal is from PNP transistor, please set the U-shaped contact tag as below according to the used power
supply.
Fig 4-23 PNP modes

4.4 Layout protection

4.4.1 Protecting the inverter and input power cable in short-circuit situations
Protect the inverter and input power cable in short circuit situations and against thermal overload.
Arrange the protection according to the following guidelines.
Fig 4-24 Fuse configuration
Note: Select the circuit breaker as the manual indicates. The circuit breaker will protect the input power cable
from damage in short-circuit situations. It will protect the surrounding devices when the internal of the inverter
is short circuited.
26 - 144 Installation Guidelines