Table of Contents

Siemens / SIPROTEC 5 Family – Supported “Functions” and “Function Groups”

Table of Contents

SIPROTEC 5 is part of the new generation of incomparable modular, flexible, and intelligent digital field devices and offers a wide product range with modular elements for every application and requirement.

Function Groups


Function-Group Type Line _ SI5200

Function-Group Type Voltage/current 3-Phase _ SI5201

Function-Group Type Voltage/current 1-Phase _ SI5202

Function-Group Type Voltage 3-Phase _ SI5203

Function-Group Type Circuit Breaker _ SI5204

Function-Group Type Transformer diff _ SI5205

Function-Group Type Auto Transformer diff _ SI5208

Function-Group Type Motor diff _ SI5213

Function-Group Type Generator diff _ SI5215

Function-Group Type Capacitor Bank _ SI5218

Function-Group Type Capacitor Bank diff _ SI5219


Protection & Automation Functions


Power-system data _ SI5010


Abnormal frequency protection (ANSI 81AF) [FGs:] _ SI5091

Arc protection [Can be used in FGs that provide current measured values] _ SI5071

Automatic reclosing [FGs: Circuit-breaker] _ SI5024


Bus Coupler Differential Protection [Part of the Bay proxy] _ SI5107

Busbar differential protection for single busbar (ANSI 87B) [FGs:] _ SI5086

Busbar differential protection [FGs: Busbar] _ SI5100


Circuit breaker failure protection (1-Pole/3-Pole) [FGs: Circuit-breaker] _ SI5101

Circuit breaker failure protection (3-Pole) [FGs: Circuit-breaker] _ SI5102

Circuit breaker failure protection (ANSI 50BF) [FGs: Circuit-breaker] _ SI5062

Circuit breaker restrike protection [FGs: Circuit-breaker] _ SI5063

Current jump detection [Can be used in Protection FGs based on current measurement] _ SI5068


Differential protection for phase angle regulating transformer (PST) [FGs:] _ SI5074

Directional intermittent ground fault protection [FGs:] _ SI5035

Directional negative sequence protection with current independent time delay (ANSI 46) [FGs:] _ SI5037

Directional overcurrent protection, ground (ANSI 67N) [FGs: can be used in protection FGs] _ SI5078

Directional overcurrent protection, Phases (ANSI 67) [FGs: can be used in protection FGs] _ SI5027

Distance protection with classic method (ANSI 21, 21N) [Can be used in FGs that provide voltage and current measured values as well as line parameters] _ SI5015

Distance protection with reactance method (RMD) (ANSI 21/21 N) [Can be used in FGs that provide voltage and current measured values as well as line parameters] _ SI5014


Echo and tripping in the event of weak infeed [FGs: Line] _ SI5021

End fault protection in busbar protection [FGs: Circuit-breaker] _ SI5104

External trip initiation 3-Pole [FGs:] _ SI5023

External Tripping Busbar Section (Direct) [Busbar PF of the
Busbar FG] _ SI5105

External Tripping Busbar Section (from Bay) [FGs: Circuit-breaker] _ SI5106


Fault locator [Can be used in protection FGs with 3-phase current and voltage measurement] _ SI5051

Faulto lcator plus [Can be used in protection FGs with 3-phase current and voltage measurement] _ SI5052


Generator differential protection (ANSI 87G) [FGs:] _ SI5077

Ground fault protection for high resistance ground faults in grounded-neutral systems (ANSI 67N) [FGs: Line] _ SI5019

Group indications of overcurrent protection functions [FGs:] _ SI5030


Hot-spot calculation (ANSI 49H) [FGs:] _ SI5083


Impedance protection (ANSI 21) [Can be used in FGs that provide voltage and current measured values] _ SI5016

Inherent circuit breaker failure protection [FGs: Circuit-breaker] _ SI5103

Inrush-current and 2nd harmonic detection [Can be used in the same FG as the functions that are to be blocked] _ SI5065

Instantaneous high current tripping [FGs:] _ SI5029

Instantaneous tripping at switch onto fault [Can be used in all protection FGs] _ SI5058


Line differential protection (87L) [FGs: Line] _ SI5011

Load jam protection (Motor) [FGs: Motor] _ SI5098


Motor differential protection (ANSI 87M) [FGs:] _ SI5076

Motor restart inhibit (ANSI 66) [Can be used in specific protection FGs] _ SI5097

Motor starting time supervision (ANSI 48) [FGs: Motor] _ SI5096


Negative sequence protection (ANSI 46) [Cab be used in protection FGs with current measurement] _ SI5036

Non directional intermittent ground fault protection [Cab be used in protection FGs with current measurement] _ SI5034


Out of step protection (ANSI 78) [Can be used in an FG with at least 3 voltage inputs and current inputs] _ SI5064

Overcurrent protection 1-phase (ANSI 50N/51N) [Can be used in Protection FGs with 1-phase current measurement] _ SI5031

Overcurrent protection, Ground (ANSI 50N/51N) [Can be used in Protection FGs] _ SI5026

Overcurrent protection, Phases (ANSI 50/51) [Can be used in Protection FGs] _ SI5025

Overexcitation protection (ANSI 24) [FGs:] _ SI5079

Overfrequency protection (ANSI 81O) [Can be used in protection FGs, which are based on voltage measurement] _ SI5053

Overvoltage protection with 3-phase voltage (ANSI 59) [Can be used in protection FGs, which are based on voltage measurement] _ SI5039

Overvoltage protection with any voltage (ANSI 59) [Can be used in protection FGs, which are based on voltage measurement] _ SI5044

Overvoltage protection with negative-sequence voltage (ANSI 47) [Can be used in protection FGs, which are based on voltage measurement] _ SI5041

Overvoltage Protection with Negative-Sequence Voltage/Positive-Sequence Voltage [Can be used in protection FGs, which are based on voltage measurement] _ SI5081

Overvoltage protection with positive-sequence voltage (ANSI 59) [Can be used in protection FGs, which are based on voltage measurement] _ SI5040

Overvoltage Protection with Positive-sequence Voltage and Compounding (ANSI 59) [Can be used in protection FGs, which are based on voltage measurement] _ SI5042

Overvoltage protection with zero sequence voltage/residual voltage (ANSI 59N) [Can be used in protection FGs, which are based on voltage measurement] _ SI5043


Phase sequence switchover [It is integrated in the Power-system data] _ SI5057

Positive-sequence overcurrent protection (ANSI 50/51) [FGs:] _ SI5028

Power protection (P,Q), 3-phase (ANSI 32) [Can be used in FGs which provide measured voltages and currents of the 3-phases ] _ SI5066

Power swing blocking [Can be used in FGs with at least 3 voltage inputs and current inputs ] _ SI5017

Power-plant disconnection protection (ANSI 37 (-dP)) [FGs:] _ SI5084

Power-system data _ SI5010


Rate of frequency change protection [FGs:] _ SI5055

Rate of voltage change protection [Can be used in protection FGs with 3‑phase voltage measurement ] _ SI5048

Restricted ground fault protection (ANSI 87N, REF) [FGs: Transformer side , Auto transformer] _ SI5013

Restricted ground fault protection (ANSI 87N, REF) [FGs:] _ SI5075

Reverse power protection (ANSI 32R) [FGs:] _ SI5085

Rotor ground fault protection (1-3 Hz) [FGs:] _ SI5095

Rotor ground fault protection (IRgnd>, fn) (ANSI 64R) [FGs:] _ SI5093

Rotor ground fault Protection (Rgnd<, fn) [FGs:] _ SI5094


Sensitive ground fault detection [FGs:] _ SI5033

Shaft current protection (ANSI 51GN) [FGs: Voltage/current 1-phase] _ SI5099

Startup overcurrent protection (ANSI 51) [FGs:] _ SI5090

Stator ground fault protection 90 % [FGs:] _ SI5087

Stator ground fault protection 100 % (20 Hz) [FGs:] _ SI5088

Stator ground fault protection with 3rd harmonic [FGs:] _ SI5089

Stub differential protection (ANSI 87STUB) [FGs: Line] _ SI5012


Teleprotection with distance protection [Can be used in FGs with voltage-measuring point in combination with the distance-protection function ] _ SI5018

Teleprotection with ground fault protection [Can be used in FGs with a voltage-measuring point in combination with the Ground-fault protection function ] _SI5020

Temperature supervision [Can wok in all protection FGs] _ SI5061

Thermal overload protection 1-phase function (ANSI 49) [Can be used in 1-phase protection FGs with current measurement] _ SI5060

Thermal overload protection, 3-phase – advance (ANSI 49) [Can be used in 1-phase protection FGs with current measurement] _ SI5059

Thermal overload protection, user-defined characteristic curve (ANSI 49) [FGs:] _ SI5082

Transformer differential protection (ANSI 87T) [FGs:] _ SI5073

Tripping with missing or weak infeed according to French specification [FGs: Line] _ SI5022


Unbalanced-load protection [FGs:] _ SI5080

Undercurrent protection function (ANSI 37) [FGs:] _ SI5038

Underexcitation protection (ANSI 40) [FGs:] _ SI5092

Underfrequency load shedding [FGs: Voltage/Current 3-phase , Line] _ SI5056

Underfrequency protection (ANSI 81U) [Can be used in protection FGs, which are based on voltage measurement] _ SI5054

Undervoltage controlled reactive power protection (ANSI 27/Q) [Can be used in Protection FGs containing 3-phase voltage and current measurement] _ SI5067

Undervoltage Protection with 3-Phase Voltage (ANSI 27) [Can be used in protection FGs, which are based on voltage measurement] _ SI5045

Undervoltage protection with any voltage (ANSI 27) [Can be used in protection FGs, which are based on voltage measurement] _ SI5047

Undervoltage protection with positive-sequence voltage (ANSI 27) [Can be used in protection FGs, which are based on voltage measurement] _ SI5046

Undervoltage-controlled reactive-power protection (ANSI 27/Q) [FGs:] _ SI5049


Vector jump protection [Can be used in Voltage-current 3-phase & Voltage 3-phase FGs] _ SI5070

Voltage comparison supervision (ANSI 60) [FGs: Generator stator , Generator side , Voltage-current 3-phase , Transformer side , Auto transformer autoside] _ SI5050

Voltage dependent overcurrent protection (ANSI 51V) [FGs:] _ SI5032

Voltage jump detection [Can be used in Protection FGs based on voltage measurement] _ SI5069

Voltage measuring point selection [FGs:] _ SI5072


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