VOLTAGE RELAY MU250 BERGARANSI 12 BLN Features Features For MU 250 only Product Description • Microprocessor based numerical relay • Undervoltage • Overvoltage • Delay-on • 2 voltage-free output contacts • Voltage and frequency display • ANSI Code : 27, 47, 59, 60 • 3-Phase • Unbalance • Phase loss • Phase sequence • With or without neutral connection • Phase to phase or phase to neutral monitoring