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Siemens 7SR5121-2AA12-2AA0

Directional overcurrent time prot. 7SR51 5 curr. trans., 4 volt. trans., 17 BI, 10 BO Standard interface: 1 x USB (front), RS 485 (rear) + 2 x RJ45 interfaces, S8 enclosure, including conformal coating and 10 year warranty

SiemensMFR # 7SR5121-2AA12-2AA0SKU # YLSPW54EDCSTGN

product feature / conformal coatingYes

warranty period10 a

number of function keys7

number of LEDs28

switching statisticsYes

circuit breaker monitoringYes

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About This Product

Siemens 7SR5121-2AA12-2AA0

Genuine, certified Siemens product
Fast sourcing through a worldwide supply network
Product selection and compatibility support from our technical team
Equivalent and alternative product suggestions
Quotation and lead time tailored to your request

Specifications

Product details

product feature / conformal coatingYes

warranty period10 a

number of function keys7

number of LEDs28

Product Functions

type of measured value detection / of operational measured value / standardYes

type of measured value detection / expanded / min./max. values, mean valuesYes

switching statisticsYes

circuit breaker monitoringYes

product feature / logic editorYes

controlYes

fault recording for analog and digital signalsYes

sequence-of-events recorderYes

monitoringYes

number of parameter sets4

parameter set switchoverYes

circuit breaker testYes

Protection Functions

three-pole trippingYes

synchrocheck (ANSI 25)Yes

undervoltage protection (ANSI 27)Yes

directional power monitoring (ANSI 32)Yes

forward power supervision (ANSI 32F)Yes

reverse power protection (ANSI 32R)Yes

undercurrent protection (ANSI 37)Yes

unbalance protection (ANSI 46)Yes

overcurrent-time protection negative sequence system (ANSI 46)Yes

phase-rotation supervision (ANSI 47)Yes

overvoltage protection negative-sequence system (ANSI 47)Yes

thermal overload protection (ANSI 49)Yes

definite overcurrent-time protection (ANSI 50/50N)Yes

Switch On To Fault (ANSI SOTF)Yes

arc protection (ANSI AFD)Yes

sensitive ground current protection (ANSI 50Ns)Yes

circuit breaker failure protection (ANSI 50BF)Yes

dependent overcurrent-time protection (ANSI 51/51N)Yes

dynamic response value changeover (ANSI 51C)Yes

voltage-dependent overcurrent-time protection (ANSI 51V)Yes

power factor (ANSI 55)Yes

overvoltage protection (ANSI 59)Yes

overvoltage protection zero-sequence system (ANSI 59N)Yes

directional overcurrent-time protection, phases (ANSI 67)Yes

directional ground fault protection (ANSI 67N)Yes

directional sensitive ground-fault detection for resonant-grounded systems and isolated systems (ANSI 67Ns)Yes

trip-circuit supervision (ANSI 74TC)Yes

automatic reclosing (ANSI 79)Yes

frequency protection (ANSI 81)Yes

frequency variation protection (ANSI 81R)Yes

vector step protectionYes

closing lock-out (ANSI 86)Yes

ground fault differential protection (ANSI 87N)Yes

fault locator (ANSI FL)Yes

inrush current detectionYes

external trip initiationYes

Supply voltage

supply voltage / at AC100 ... 230 V

supply voltage / at DC24 ... 250 V

type of voltage / of the supply voltageAC/DC

Inputs / Outputs

number of digital inputs / maximum17

number of inputs / for temperature sensor0

number of sensor inputs / for arc detectors0

number of digital outputs / incl. signaling contact / maximum10

number of fast digital outputs0

number of voltage inputs / maximum4

number of current inputs / maximum5

Communication

product component / operating interface (on the front)Yes

protocol / is supported / Modbus TCPYes

protocol / is supported / IEC 60870-5-103Yes

protocol / is supported / IEC 61850-8-1Yes

protocol / is supported / Modbus RTU deviceYes

protocol / is supported / DNP 3, serialYes

protocol / is supported / DNP 3.0 TCP as serverYes

protocol / is supported / PRPYes

protocol / is supported / RSTPYes

protocol / is supported / HSRYes

Time synchronization

type of time synchronizationData comms or Digital input

Mechanical Design

width205 mm

height177 mm

depth217.5 mm

frame size of enclosureS8

product function / hardware configuration expandableNo

Environmental conditions

ambient temperature / during operation-10 ... +55 °C

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Siemens 7SR5121-2AA12-2AA0

About This Product

Siemens 7SR5121-2AA12-2AA0

Specifications

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