Archives

Features

Protection Functions:

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

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

• Breaker failure protection (ANSI 50BF)

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

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

• Cable-end differential protection (ANSI 87)

• Current transformer supervision (ANSI 60L)

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

• Fuse failure (ANSI 60)

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

• Over-excitation protection (ANSI 24)

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

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

• Programmable stage (ANSI 99)

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

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

• Switch onto fault logic (SOTF)

• Under-impedance protection (ANSI 21)

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

The MVR-T215 transformer protection relay is a combined monitoring and protection

relays to ensure best performance and availability of a transformer.

The MVR-T215 transformer protection relays comes with current and voltage based

protection functions. The device monitors all relevant measuring values and provides

information for analysis and preventive maintenance. Furthermore it provides the

possibility for automatic and manual voltage regulation and can be used as a back-up

protection.

5x Current input (configurable 0.2…10A)

4x Voltage input (1.00…480.00V (RMS)

3x Digital input

5x Output relay (4NO, 1CO)

1x IRF output (1CO)

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

– IEC 61850 Ed1. 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

– 3 extension slots for additional hardware options

– Event recorder (up to 15 000 events)

– Disturbance recorder (up to 100 disturbance records)

– Overloading and through fault statistics for preventive maintenance.

Features

Protection Functions:

• Underspeed (ANSI 14)

• (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)

• 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)

• 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)

• Load jam monitor (ANSI 51M)

• Machine thermal overload protection (ANSI 49M)

• Motor or generator differential protection, 2-winding (ANSI 87M/G)

• Motor start-up supervision element (ANSI 48)

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

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

• Power factor (ANSI 55)

• Programmable stage (ANSI 99)

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

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

• Restart inhibit/frequent starts (ANSI 66)

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

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

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

• Under-current monitor (ANSI 37)

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

• Voltage memory

The MVR-M257 is a motor protection and control solution for large or critical

synchronous and asynchronous motors. It provides voltage and current

based protection functions including differential protection and measurement

of all vital values to be supervised. Furthermore it can connect up to 16 RTD

sensors for thermal alarms and tripping. It comes with 11 avaialable extension

slots to extend the device with additional communication interfaces and I/Os.

10x Current input (configurable 0.2…10A)

4x Voltage input (1.00…480.00V (RMS)

3x Digital input

5x Output relay (4NO, 1CO)

1x IRF output (1CO)

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

– IEC 61850 Ed1. 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

– 9 extension slots for additional hardware options

– Event recorder (up to 15 000 events)

– Disturbance recorder (up to 100 disturbance records)

– supports 5 thermal models (time constant accurate)

– soft-start protection starts at 6Hz

– Wye-delta started motor supervision

– two-speed motor protection

– Measuring accuracy can be calibrated to Class 0.2

– Differential Protection

– Synchronous or asynchronous motors

Features

Protection Functions:

• Underspeed (ANSI 14)

• (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)

• 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)

• 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)

• Load jam monitor (ANSI 51M)

• Machine thermal overload protection (ANSI 49M)

• Motor start-up supervision element (ANSI 48)

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

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

• Power factor (ANSI 55)

• Programmable stage (ANSI 99)

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

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

• Restart inhibit/frequent starts (ANSI 66)

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

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

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

• Under-current monitor (ANSI 37)

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

• Voltage memory

The MVR-M255 is a motor protection and control solution for large or critical

synchronous and asynchronous motors. It provides voltage and current based

protection functions and measurement of all vital values to be supervised.

Furthermore it can connect up to 16 RTD sensors for thermal alarms and tripping.

It comes with 11 avaialable extension slots to extend the device with additional

communication interfaces and I/Os.

5x Current input (configurable 0.2…10A)

4x Voltage input (1.00…480.00V (RMS)

3x Digital input

5x Output relay (4NO, 1CO)

1x IRF output (1CO)

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

– IEC 61850 Ed1. 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

– 11 extension slots for additional hardware options

– Event recorder (up to 15 000 events)

– Disturbance recorder (up to 100 disturbance records)

– supports 5 thermal models (time constant accurate)

– soft-start protection starts at 6Hz

– Wye-delta started motor supervision

– two-speed motor protection

– Measuring accuracy can be calibrated to Class 0.2

– Synchronous or asynchronous motors

Features

Protection Functions:

• Underspeed (ANSI 14)

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

• Breaker failure protection (ANSI 50BF)

• Cable-end differential protection (ANSI 87)

• 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)

• 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)

• Load jam monitor (ANSI 51M)

• Machine thermal overload protection (ANSI 49M)

• Motor start-up supervision element (ANSI 48)

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

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

• Power factor (ANSI 55)

• Programmable stage (ANSI 99)

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

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

• Restart inhibit/frequent starts (ANSI 66)

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

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

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

• Under-current monitor (ANSI 37)

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

• Voltage memory

The MVR-M215 is a motor protection and control solution for large or critical

motor applications. It provides voltage and current based protection functions

and measurement of all vital values to be supervised. Furthermore it can

connect up to 16 RTD sensors for thermal alarms and tripping.

5x Current input (configurable 0.2…10A)

4x Voltage input (1.00…480.00V (RMS)

3x Digital input

5x Output relay (4NO, 1CO)

1x IRF output (1CO)

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

– IEC 61850 Ed1. 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

– 3 extension slots for additional hardware options

– Event recorder (up to 15 000 events)

– Disturbance recorder (up to 100 disturbance records)

– supports 5 thermal models (time constant accurate)

– soft-start protection starts at 6Hz

– Wye-delta started motor supervision

– two-speed motor protection

– Measuring accuracy can be calibrated to Class 0.2

Available Extension Cards:

– 8x digital inputs (programmable threshold voltage)

– 5x output relays

– Arc-Flash Protection – 4x sensor channels, 2x HSO1. 1x BI *)

– 8x RTD input

– 2x RJ45 100Mb Ethernet & IRIG-B *)

– 2x ST 100Mb Ethernet & IRIG-B *)

– 4x mA outputs – 1 x mA input

– 2x LC 100MB Ethernet (HSR, PRP redundant protocols)

– 2x RJ45 100MB Ethernet (HSR, PRP redundant protocols) *)

– RS-232 – Serial Fiber

*) Land based applications only. Not marine approved

Marine approvals

– DNV/GL

– Lloyds Registeres LR

– Bureau Vertias BR

– ABS (USA)

– CCS (China)

– CNK (Japan)

– IEC (Israel)

– KR (Korea)

– UKCA (UK)

– RINA (Italy)

The MVR-M210 is a compact motor protection and control solution which

can be extended by 4 available extension slots. The device can connect up

to 12 RTD sensors for thermal alarms and tripping.

5 x Current input (configurable 0.2…10A)

3 x Digital input

5 x Output relay (4NO, 1CO)

1 x IRF output (1CO)

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

– IEC 61850 Ed1. 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

– 4 extension slots for additional hardware options

– Event recorder (up to 15 000 events)

– Disturbance recorder (up to 100 disturbance records)

– supports 5 thermal models (time constant accurate)

– soft-start protection starts at 6Hz

– Wye-delta started motor supervision

– two-speed motor protection