Built to Automate

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Built to Automate
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  • More
    • Home
    • About us
    • System Solutions
      • Power SCADA
      • Substation Automation SAS
      • Protection Systems
      • Digital Control Systems
      • Data Telemetry Systems
      • Industry Power Systems
    • Products
      • Protection Relays
      • Annunciators
      • Diode Modules
      • Interface Boards
      • Transducers
    • Services
    • Contact us
    • Downloads
    • Project Updates
  • Home
  • About us
  • System Solutions
    • Power SCADA
    • Substation Automation SAS
    • Protection Systems
    • Digital Control Systems
    • Data Telemetry Systems
    • Industry Power Systems
  • Products
    • Protection Relays
    • Annunciators
    • Diode Modules
    • Interface Boards
    • Transducers
  • Services
  • Contact us
  • Downloads
  • Project Updates

Numerical Protection Relays

Schneider make Protection Relays

Nelumbo is an authorized EcoXpert partner of Schneider Electric and provides their numerical protection relays, BCUs, RTUs etc for retrofit/replacement/upgrades for various applications.

Generator Protection Relay

Schneider's Powerlogic P3G32 Relay, comprising of:

  • Over current protection, 50/51
  • Earth fault protection, 50N/51N
  • Restricted earth fault protection, 64R
  • Dir over current & earth fault protection, 67/67N
  • Voltage restraint over current protection, 51V
  • Over/under voltage protection, 27/59
  • Over/under frequency protection, 81U/81O
  • Rate of Change of frequency protection, 81R
  • Under excitation protection
  • Under impedance protection, 21
  • Reverse power protection, 32
  • Differential protection, 87
  • Mimic diagram with 6 object control
  • Modbus, Modbus TCP/IP, IEC61850 com

Transformer Protection Relay

Schneider's Powerlogic P3T32 Relay, comprising of:

  • Over current protection, 50/51
  • Earth fault protection, 50N/51N
  • Restricted earth fault protection, 64R
  • Dir over current & earth fault protection, 67/67N
  • Over/under voltage protection, 27/59
  • Over/under frequency protection, 81U/81O
  • Rate of Change of frequency protection, 81R
  • Over fluxing protection
  • Differential protection, 87
  • Mimic diagram with 6 object control
  • Modbus, Modbus TCP/IP, IEC61850 com

Feeder/Motor Protection Relay

Schneider's Powerlogic P3U30 Relay, comprising of:

  • Over current protection, 50/51
  • Earth fault protection, 50N/51N
  • Dir over current & earth fault protection, 67/67N
  • Over/under voltage protection, 27/59
  • Over/under frequency protection, 81U/81O
  • Rate of Change of frequency protection, 81R
  • Mimic diagram with 6 object control
  • Modbus, Modbus TCP/IP, IEC61850 com

Protection Relays with Cyber Security

Schneider's Powerlogic P5 series Protection Relays, comprising of:

  • Over current protection, 50/51
  • Earth fault protection, 50N/51N
  • Restricted earth fault protection, 64R
  • Dir over current & earth fault protection, 67/67N
  • Over/under voltage protection, 27/59
  • Over/under frequency protection, 81U/81O
  • Rate of Change of frequency protection, 81R
  • Over fluxing protection
  • Differential protection, 87
  • Mimic diagram with 6 object control
  • Modbus, Modbus TCP/IP, IEC61850 com

Protection Relays, MiCOM series

Schneider's MiCOM series Protection Relays, comprising of:

  • Distance protection, 21
  • Line diff protection, 87L
  • Differential protection, 87
  • Over current protection, 50/51
  • Earth fault protection, 50N/51N
  • Restricted earth fault protection, 64R
  • Dir over current & earth fault protection, 67/67N
  • Over/under voltage protection, 27/59
  • Over/under frequency protection, 81U/81O
  • Rate of Change of frequency protection, 81R
  • Over fluxing protection
  • Mimic diagram with 6 object control
  • Modbus, Modbus TCP/IP, IEC61850 com

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