MR-REF3

Generator ProtectionThe MR-REF3 is designed to provide several modes of operation for motor or generator differential, including unbiased protection using a conventional ring-type 1A or 5A secondary rated current transformers.

screen-shot-2016-12-06-at-19-53-35

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The MR-REF3 is part of the 100 series drawout range within the vision platform.

100(w)x150mm(h) withdrawable case construction with self-shorting CT contacts, M4 screw terminals and IP54 rated perspex cover.

pb-protection-relays-vision-100-series-drawoutpb-protection-relays-vision-midos-drawout-case-100-series-rear

Single Block;
2-Line LCD
2x Tri-colour LEDs
2x Digital inputs
4x Changeover contact relay outputs
3x CT inputs 1A or 5A

Aux supply 80-265V ac/dc or low voltage 24-70V ac/dc
RS485 Modbus
Mini USB front port

MR-FF

Generator ProtectionA comprehensive under-reactance / under-impedance protection relay providing field failure protection for synchronous machines, back-up under-impedance (voltage restrained overcurrent) or pole slip.
screen-shot-2016-12-06-at-19-56-33

 

Click For More Information
The MR-FF is part of the 100 series drawout range within the vision platform.

100(w)x150mm(h) withdrawable case construction with self-shorting CT contacts, M4 screw terminals and IP54 rated perspex cover.

pb-protection-relays-vision-100-series-drawoutpb-protection-relays-vision-midos-drawout-case-100-series-rear

Double Block;
2-Line LCD
2x Tri-colour LEDs
2x Digital inputs
8x Changeover contact relay outputs
1x CT input 1A or 5A
3x VT inputs (110-415V ac)

Aux supply 80-265V ac/dc or low voltage 24-70V ac/dc
RS485 Modbus
Mini USB front port

MR-IV

Generator ProtectionAn easy to use IDMT overcurrent relay specifically for generator protection which has a voltage controlled characteristic providing fast overcurrent tripping in the event of an undervoltage condition.

 

screen-shot-2016-12-06-at-20-02-35

Click For More Information
The MR-IV is part of the 100 series drawout range within the vision platform.

100(w)x150mm(h) withdrawable case construction with self-shorting CT contacts, M4 screw terminals and IP54 rated perspex cover

pb-protection-relays-vision-100-series-drawoutpb-protection-relays-vision-midos-drawout-case-100-series-rear

Double Block;
2-Line LCD
2x Tri-colour LEDs
2x Digital inputs
8x Changeover contact relay outputs
3x CT inputs 1A or 5A
3x VT inputs (100-415V ac)

Aux supply 80-265V ac/dc or low voltage 24-70V ac/dc
RS485 Modbus
Mini USB front port

MR-NS

Generator ProtectionA negative sequence protection relay for motors or generators to detect machine unbalance and unintentional heating through measured phase currents using conventional ring-type current transformers.
screen-shot-2016-12-06-at-19-56-33

Click For More Information
The MR-NS is part of the 100 series drawout range within the vision platform.

100(w)x150mm(h) withdrawable case construction with non-shorting VT contacts, M4 screw terminals and IP54 rated perspex cover.

pb-protection-relays-vision-100-series-drawoutpb-protection-relays-vision-midos-drawout-case-100-series-rear

Double Block;
2-Line LCD
2x Tri-colour LEDs
2x Digital inputs
8x Changeover contact relay outputs
3x CT inputs 1A or 5A

Aux supply 80-265V ac/dc or low voltage 24-70V ac/dc
RS485 Modbus
Mini USB front port

MR-MF

Generator ProtectionA universal mains decoupling relay providing rapid disconnection based on either vector surge or rate of change of frequency protection. Used in mains paralleling operations and cogeneration schemes.

 

screen-shot-2016-12-14-at-16-27-14Click For More Information

The MR-MF is part of the 100 series drawout range within the vision platform.

100(w)x150mm(h) withdrawable case construction with non-shorting VT contacts, M4 screw terminals and IP54 rated perspex cover.

pb-protection-relays-vision-100-series-drawoutpb-protection-relays-vision-midos-drawout-case-100-series-rear

Double Block;
2-Line LCD
2x Tri-colour LEDs
2x Digital inputs
8x Changeover contact relay outputs
3x VT inputs (110-415V ac)

Aux supply 80-265V ac/dc or low voltage 24-70V ac/dc
RS485 Modbus
Mini USB front port

MR-RP

Generator ProtectionAn easy to use reverse power relay for the protection of generators operating in parallel with a mains supply or another generator source.

 

screen-shot-2016-12-14-at-16-27-20Click For More Information

The MR-RP is part of the 100 series drawout range within the vision platform.

100(w)x150mm(h) withdrawable case construction with non-shorting VT contacts, M4 screw terminals and IP54 rated perspex cover.

pb-protection-relays-vision-100-series-drawoutpb-protection-relays-vision-midos-drawout-case-100-series-rear

Double Block;
2-Line LCD
2x Tri-colour LEDs
2x Digital inputs
8x Changeover contact relay outputs
3x CT inputs 1A or 5A
3x VT inputs (110-415V ac)

Aux supply 80-265V ac/dc or low voltage 24-70V ac/dc
RS485 Modbus
Mini USB front port

P&B

P&B is a leading UK innovator of electrical protection, safety and control technologies.

Our specialist expertise and unrivalled experience is relied upon in heavy industries throughout the world to ensure the highest levels of safety and performance.