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
