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All Phaseo switch mode power supplies incorporate protection of their secondary circuit against overloads and short-circuits.
However, it is good practice to use fuses or circuit-breakers in addition to this protection.
These devices are used mainly as isolators when debugging or repairing the machine, but they never trip because the electronic protection built into the power supply is faster.
This means that there is no protection discrimination, and the slightest overload or short-circuit in the control system will result in the test voltage being cut off.
The ABL8PRExx and ABL8PRPxx protection modules offer total output protection discrimination for the switch mode power supply.
Protection modules offer the following advantages: