IRI-PRO Series
FEATURES
Hardware
- Micro-controller based Numeric Design
- Measures True RMS with DFT Filter
- 4 Current Analog Inputs
- Bright LCD Display
- USB communication / RS-485 Rear Communication
- 15 LEDs for Annunciation
Protection
- 3 Phase Instantaneous Protection
- 3 Phase Time Over-current Protection (51)
- Circuit Breaker Failure Protection (50BF)
- Under / Voltage Protection (27/59)
- Neutral Displacement (59N)
- Earth Time Over-current (51N)
- Earth Instantaneous Over-current (50N)
