Numerical Neutral Displacement Capacitor Protection Relay : ADR112ESpecifications1 Phase Neutral Displacement Relay. Programmable (Non- Volatile) Setting By local keys. Display of fault voltage / Load voltage. Back - lit LCD display for settings. Voltage Sensing Setting Range – 5V to 20V. in steps of 0.5V. IDMT Curve equivalent to VDG14 of EE. Design using DSP technology. Latching of fault value. Pass-word protection for setting.The ADR112E is a single phase neutral voltage displacement relay with timer suitable for capacitor protection, VT supervision etc.