DEIF MVR-F205 Directional Feeder Protection

The MVR-205 protection device comes with comprehensive measuring, monitoring and

communication features. Its standard configuration provides additional digital inputs and

outputs compared to the basic variant.

- 5x Current input (configurable 0.2…10A)

- 4x Voltage input (1.00…480.00V (RMS)

- 11x Digital input

- 10x Output relay (4NO, 1CO)

- 1x IRF output (1CO)

- 2x Remote com port (1 x RJ45 Ethernet and 1 x RS-485)

- Modbus TCP/RTU, IEC 60870-5-104/103/101. DNP 3.0. SPA protocols

- DT, IEC or ANSI time/overcurrent curves with settable release delays

Marine approvals:

- DNV/GL

- Lloyds Registeres LR

- Bureau Vertias BR

- ABS (USA)

- CCS (China)

- CNK (Japan)

- IEC (Israel)

- KR (Korea)

- UKCA (UK)

- RINA (Italy)

Features

Protection Functions:

• (Sensitive) Earth fault protection stages INST, DT or IDMT (ANSI 50N/51N(S))

• Auto-reclose (ANSI 79)

• Breaker failure protection (ANSI 50BF)

• Cable-end differential protection (ANSI 87)

• Cold-load pick-up block (ANSI 68)

• Current transformer supervision (ANSI 60L)

• Current unbalance/broken conductor protection stages INST, DT or IDMT (ANSI 46 /R/L)

• Directional (sensitive) residual over-current protection stages DT or IDMT (ANSI 67N)

• Directional three-phase over-current protection stages DT or IDMT (ANSI 67)

• Fault locator (ANSI 21FL)

• Frequency protection stages (ANSI 81O/U)

• Fuse failure (ANSI 60)

• Harmonic over-current protection/inrush blocking stages INST, DT or IDMT (ANSI 50H/51H/68)

• Overvoltage protection INST, DT or IDMT (ANSI 59)

• Positive/negative sequence under-/over-voltage protection INST, DT or IDMT (ANSI 27P/47/59P)

• Rate of Change of Frequency ROCOF (ANSI 81R)

• Residual voltage protection INST, DT or IDMT (ANSI 59N)

• Restricted low-impedance earth fault protection (ANSI 87N)

• Reverse-/under-/over-power protection INDT, DT or IDMT (ANSI 32)

• Switch onto fault logic (SOTF)

• Synchrocheck (ANSI 25)

• Thermal overload protection (line) (ANSI 49L)

• Three-phase over-current protection INST, DT or IDMT (ANSI 50/51)

• Under-voltage protection INST, DT or IDMT (ANSI 27)

• Voltage memory