General Description
The ADR112A is a single element inverse time under or over voltage relay with timer suitable for capacitor bank protection, VT supervision etc.
| ANSI | Protection Functions |
| 27 | Under voltage protection for all 3 phases. |
| 59 | over voltage protection for all 3 phases. |
| Model | Functional Details | Cabinet Style |
| ADR112A-AVDG11 | Non Communicable Numerical 1 phase over voltage relay. | CSA-150 |
| ADR112A-AVDG13 | Non Communicable Numerical 1 phase under voltage relay. | CSA-150 |
Numerical Inverse Time Over Voltage Relay : ADR112A
Specifications
- 1 Phase inverse time over voltage Relay or under voltage protection.
- Programmable (Non- Volatile) Setting By local keys Back - lit LCD display for settings.
- Display of fault voltage / Load voltage.
- IDMT Curve. Equivalent VDG11 and VDG13 of EE make relay.
- Design using DSP technology.
- Latching of fault value.
- Pass-word protection for setting.