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Protection Relays by Application

Overcurrent Protection

MiCOM P11xMiCOM P11x

Self or Dual Powered Three Phase and Earth Fault Overcurrent
MiCOM P12xMiCOM P12x

Self or Dual Powered Three Phase and Earth Fault Overcurrent
MiCOM P13xMiCOM P13x

Feeder Management Relays and Bay Control
MiCOM P14xMiCOM P14x

Feeder Management Relays
Sepam Series 10Sepam Series 10

Protection Relays for Basic Applications
Sepam Series 20Sepam Series 20

Protection Relays for Usual Applications
Sepam Series 40Sepam Series 40

Protection Relays for Demanding Applications
Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Motor Protection

MiCOM P211MiCOM P211

Intelligent Motor Controller
MiCOM P22xMiCOM P22x

Motor and Overcurrent Protection Relay
MiCOM P24xMiCOM P24x

Rotating Machine Management Relay
Sepam Series 20Sepam Series 20

Protection Relays for Usual Applications
Sepam Series 40Sepam Series 40

Protection Relays for Demanding Applications
Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Transformer Protection and Control

MiCOM P63xMiCOM P63x

Transformer Differential Protection
MiCOM P64xMiCOM P64x

Advanced Transformer Protection and Control
Sepam 3-Winding Differential ProtectionSepam 3-Winding Differential Protection

Protection Relays for Protection of Networks and HV/MV Substations
Sepam Series 20Sepam Series 20

Protection Relays for Usual Applications
Sepam Series 40Sepam Series 40

Protection Relays for Demanding Applications
Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Distance Protection

MiCOM P43xMiCOM P43x

Distance Protection and Control Units
MiCOM P44xMiCOM P44x

Full Scheme and High Performance Distance Protection

Busbar Differential

MiCOM P740MiCOM P740

Numerical Busbar Protection
MiCOM P746MiCOM P746

Numerical Busbar Protection

Dynamic Line Rating and Interconnection Protection

MiCOM P341 and MiCOM P922GMiCOM P341 and MiCOM P922G

Interconnection Protection Relays

Generation Protection

MiCOM P34xMiCOM P34x

Generator Protection Relays
Sepam Series 40Sepam Series 40

Protection Relays for Demanding Applications
Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Line Differential and Phase Comparison

MiCOM P521MiCOM P521

Fast Feeder Differential Protection
MiCOM P53xMiCOM P53x

Compact Line Differential Protection Device
MiCOM P54xMiCOM P54x

Current Differential Protection Relay with Optional Subcycle Distance
MiCOM P547MiCOM P547

Phase Comparison Line Protection with Optional Subcycle Distance

Voltage and Frequency Protection

MiCOM C264PMiCOM C264P

Modular Substation Computer with Backup Protection
MiCOM P9xxMiCOM P9xx

Voltage and Frequency Management Relays
Sepam Series 10Sepam Series 10

Protection Relays for Basic Applications
Sepam Series 20Sepam Series 20

Protection Relays for Usual Applications
Sepam Series 40Sepam Series 40

Protection Relays for Demanding Applications
Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems

Circuit Breaker Failure

MiCOM P821MiCOM P821

Breaker Failure Protection
Sepam Series 20Sepam Series 20

Protection Relays for Usual Applications
Sepam Series 40Sepam Series 40

Protection Relays for Demanding Applications
Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Capacitor Bank Protection

Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Marine Protection

Sepam Series 40Sepam Series 40

Protection Relays for Demanding Applications
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Autoreclose and Check Synchronism

MiCOM P841MiCOM P841

Multifunction Line Terminal Protection and Control IED
Sepam Series 60Sepam Series 60

Digital Protection Relays for Distribution Systems
Sepam Series 80Sepam Series 80

Protection Relays for Custom Applications

Rail Protection

MiCOM P138MiCOM P138

Directional Overcurrent Protection for Rail Applications
MiCOM P436 and MiCOM P438MiCOM P436 and MiCOM P438

Rail Catenary Distance Protection Devices
MiCOM P638MiCOM P638

Rail Catenary Differential Protection Devices

IEC 61850 Numerical Substation

IEC 61850 StandardIEC 61850 Standard

Interoperability for Advanced Protection and Control Applications
Non-Conventional Instrument Transformers (IEC 61850-9.2)Non-Conventional Instrument Transformers (IEC 61850-9.2)

Sensors