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Three-phase monitor with a pre-set asymmetry rate of 20%. It deactivates the Relay when the asymmetry between the phases exceeds 20%. Available for DIN rail mounting, it has a width of 2 modules (DIN rail 2M).
The PT531 is used to protect asynchronous three-phase motors from power distribution network faults that can lead to overheating or even destruction. It monitors the voltage of the three-phase network for asymmetry. In case of a fault, it reacts instantly and shuts down the motor.
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.