Digital overcurrent relay with voltage protection and 3×3 digit LED display TRM-30F

TRM-30F Digital Overcurrent Relay with Voltage Protection The TRM-30F is a digital overcurrent relay with voltage protection, designed to protect equipment with sensitive operating voltages from faults caused by line voltage and overload.

Main parameters: Overload adjustment range: 0.5A – 30A Fixed current asymmetry: 50% Adjustable fault delay time Built-in current measuring transformers Overvoltage protection: 400V (fixed) Undervoltage protection: 265V (fixed) Fixed voltage asymmetry: 30% Phase sequence control