Three (single) phases digital voltage protection relay, multiple protective functions.

HTHY-43 Digital Voltage Protection Relay

1. Function

   1. Looped display for three (single) voltage value

   2. Use comprensive digital voltage protector with micro controller unit

   3. Multiple protective function (over voltage, under voltage, open phase, etc.)

   4. Independent setting for over voltage value, under voltage value, over voltage delay time, under voltage delay time.

   5. Three-phase unbalance protection, delay time 3s.

   6. Manual reset or auto reset is optional, delay time 1s or 5s for auto reset.

   7.  Digital fault display to indicate the error and fault voltage value.

2. Specifications 

   1. Voltage setting: 160~300V AC; 277~519V AC

   2. Working voltage: 100~240V AC

   3. Contact capacity: 5A/250V AC (resistance load)

   4. Display accuracy: ±1%

   5. Power consumption: 3W

   6. Serving life: 5,000,000

   7. Environment condition: Temperature -25~80, air relative humidity under 85% 

Digital Voltage Protection Relay