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Siemens 7SR1003-1LA20-2CA0

Argus Non-direct. overcurrent relay Size 4 molded casing, 4 CT, 10 LEDs, 6 binary inputs/ 6 binary outputs Measuring input: 1/5A, 50/60 Hz Auxiliary voltage: 60 to 240 V AC/DC, binary input tresh. 44 V AC/DC Standard version - no cover Communication: Front port: USB and rear: RS485 supporting IEC 60870-5-103 or Modbus RTU or DNP 3.0 Front fascia: w. breaker control pushbuttons Protection function: standard version

SiemensMFR # 7SR1003-1LA20-2CA0SKU # YLSLMDJVO56YLK

product feature / conformal coatingNo

number of function keys7

number of LEDs10

design of the productNon directional Overcurrent relay

switching statisticsYes

circuit breaker monitoringYes

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About This Product

Siemens 7SR1003-1LA20-2CA0

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
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Specifications

Product details

product feature / conformal coatingNo

number of function keys7

number of LEDs10

Model

design of the productNon directional Overcurrent relay

Product Functions

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

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

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 sets2

parameter set switchoverYes

Protection Functions

three-pole trippingYes

undervoltage protection (ANSI 27)No

directional power monitoring (ANSI 32)No

undercurrent protection (ANSI 37)No

unbalance protection (ANSI 46)Yes

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

overvoltage protection negative-sequence system (ANSI 47)No

thermal overload protection (ANSI 49)Yes

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

arc protection (ANSI AFD)Yes

sensitive ground current protection (ANSI 50Ns)No

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)No

power factor (ANSI 55)No

overvoltage protection (ANSI 59)No

overvoltage protection zero-sequence system (ANSI 59N)No

CT/VT monitoring (ANSI 60CTS / ANSI 60VTS)Yes

REF protection (ANSI 64H)Yes

directional overcurrent-time protection, phases (ANSI 67)No

directional sensitive ground-fault detection for resonant-grounded systems and isolated systems (ANSI 67Ns)No

directional sensitive ground fault protection – measured 3U0/I0, φ (ANSI 67SEF according to CEI 0-16)No

trip-circuit supervision (ANSI 74TC)Yes

automatic reclosing (ANSI 79)No

frequency protection (ANSI 81)No

monitoring of the total harmonic distortion (ANSI 81I_THD)Yes

closing lock-out (ANSI 86)Yes

inrush current detectionYes

external trip initiationYes

Supply voltage

supply voltage / at AC60 ... 240 V

supply voltage / at DC60 ... 240 V

type of voltage / of the supply voltageAC/DC

Inputs / Outputs

number of digital inputs / maximum6

number of voltage inputs0

number of digital outputs / incl. signaling contact / maximum6

number of current inputs / maximum4

Communication

product component / operating interface (on the front)Yes

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

protocol / is supported / Modbus RTU deviceYes

protocol / is supported / DNP 3, serialYes

Time synchronization

type of time synchronizationBI/Communication Channel

Mechanical Design

width105 mm

height185 mm

depth186 mm

frame size of enclosureE4 (4U High )

design of the display20 Character x 4 line Backlit LCD

product component / with protective coverNo

product feature / plug-in terminal blocksYes

Environmental conditions

ambient temperature / during operation-10 ... +60 °C

Accessories 8

Genuine accessories that can be used with the Siemens 7SR1003-1LA20-2CA0 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.

Part no	Description	Compatible motors
9CA4110-0GE00-0DC1	Aksesuar
9CA4110-0ND00-0DH1	Aksesuar
9CA4110-0NE00-0DH1	Aksesuar
9CA4140-0AD00-0DA8	Aksesuar
9CA4140-0AE00-0DA8	Aksesuar
9CA4160-0WE00-0DA1	Aksesuar
9CA4160-0WE00-0DA2	Aksesuar
9CA4160-0WE00-0DA4	Aksesuar