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Siemens 7KG8551-0AA31-0AA0

SICAM P855 Multi-functional measuring device and power quality recorder, monitoring, Recording and Power Quality(PQ) Functions, Basic measurements and extended measurements, Control panel instrument, with graphical display, RS 485 - IEC 60870-5-103 and Modbus RTU, Front protection class: IP40, Modbus TCP

SiemensMFR # 7KG8551-0AA31-0AA0SKU # CEY-8EF3B03832EF

sampling frequency / per sampling cycle10 240 Hz

number of harmonics40

product function / logic functionYes

storage capacity2 Gbyte

product function / overvoltage detectionYes

Type of data format / for record / PQDifYes

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About This Product

Siemens 7KG8551-0AA31-0AA0

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

Measuring functions

sampling frequency / per sampling cycle10 240 Hz

number of harmonics40

product function / phase angle measurementYes

product function / active power measurementYes

product function / reactive power measurementYes

product function / apparent power measurementYes

product function / querying of limit violationsYes

product function / logic functionYes

product function / measurement of the harmonic active powerNo

type of measured value detection / min./max. valuesYes

type of measured value detection / mean valuesYes

accuracy class / of the measuring instrument / for measured variable active power / according to IEC 62053-220,5S

accuracy class / of the measuring instrument / for measured variable reactive power1

storage capacity2 Gbyte

Power Quality functions

power quality assessment function / transient detection/loggingNo

power quality assessment function / measurement of the voltage of harmonic components in the range 2 kHz ... 9 kHzNo

power quality assessment function / measurement of the voltage of harmonic components in the range 9 kHz ... 150 kHzNo

power quality assessment function / Total Harmonic Distortion (THD)Yes

power quality assessment function / voltage dipYes

power quality assessment function / detection of asymmetryYes

power quality assessment function / detecting and visualization of voltage fluctuationsYes

power quality assessment function / measurement of the harmonic phase angleNo

product feature / data evaluation according to EN 50160Yes

product function / overvoltage detectionYes

product function / for voltage variations and flicker / integrated / according to IEC 61000-4-15Yes

accuracy class / of the measuring instrument / according to IEC 61000-4-30Class S

number of sampling values / per 10 sampling cycles2 048

File formats

Type of data format / for record / COMTRADEYes

Type of data format / for record / PQDifYes

type of data transmission / via CSVYes

Energy Management functions

product function / active energy measurementYes

product function / reactive energy measurementYes

product function / apparent energy measurementYes

energy management function / calculation of load profilesYes

energy management function / tariffsYes

energy management function / load factor (TOU)Yes

number of tariffs8

Measuring inputs

number of inputs / for voltage measurement4

number of inputs / for current measurement3

input voltage / between L and L / maximum690 V

input voltage / between L and N / maximum400 V

input current / maximum10 A

Supply voltage

supply voltage / at AC110 ... 230 V

supply voltage / at DC24 ... 250 V

measuring range frequency / at the measurement inputs42.5 ... 69 Hz

type of voltage / of the supply voltageAC/DC

Inputs / Outputs

number of analog inputs0

number of digital inputs0

number of analog outputs0

number of digital outputs2

Communication

protocol / is supported / IEC 61850No

protocol / is supported / Modbus TCPYes

protocol / is supported / Modbus RTUYes

protocol / is supported / SNMPYes

communication function / Modbus RTU as masterNo

number of ports / of the Ethernet interface1

product function / gateway function for Modbus RTUNo

Cybersecurity

type of access control / role-based access control (RBAC)No

product function / logging via Audit logNo

product function / logging via Security EventlogNo

service / as web server / HTTPSYes

product function / firmware identifierYes

Time synchronization

type of time synchronizationNTP

Mechanical Design

width96 mm

height96 mm

depth100 mm

weight520 g

product feature / with displayYes

fastening method / DIN-rail mountingNo

fastening method / wall mountingNo

fastening method / rack mountingYes

type of electrical connectionScrew terminals

connectable conductor cross-section0.2 ... 2.5 mm²

Degree of protection / protection class

protection class IP / on the frontIP40

protection class IP / rear sideIP20

Environmental conditions

ambient temperature / during operation-25 ... +55 °C

ambient temperature / during storage-40 ... +70 °C

Approval certification

certificate of suitability / CE markingYes

certificate of suitability / UL approvalYes

Accessories 31

Genuine accessories that can be used with the Siemens 7KG8551-0AA31-0AA0 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
9CA4120-0ND00-0DB8	Aksesuar
9CA4160-0WE00-0DA1	Aksesuar
9CA4140-4NE00-0DC2	Aksesuar
9CA4140-4NE00-0DB8	Aksesuar
9CA4140-0AE00-0DA8	Aksesuar
9CA4140-0AD00-0DA8	Aksesuar
9CA4130-4UE00-0DB2	Aksesuar
9CA4130-4UE00-0DA2	Aksesuar
9CA4130-4UE00-0DA1	Aksesuar
9CA4130-0UE00-0DA8	Aksesuar
9CA4130-0UE00-0DA7	Aksesuar
9CA4120-4ND00-0DC2	Aksesuar
9CA4120-4ND00-0DB8	Aksesuar
9CA4120-0NE00-0DD5	Aksesuar
9CA4160-0WE00-0DA2	Aksesuar
9CA4120-0NE00-0DD4	Aksesuar
9CA4120-0NE00-0DC4	Aksesuar
9CA4120-0NE00-0DC3	Aksesuar
9CA4120-0NE00-0DB8	Aksesuar
9CA4120-0ND00-0DD4	Aksesuar
9CA4120-0ND00-0DD1	Aksesuar
9CA4120-0ND00-0DC4	Aksesuar
9CA4120-0ND00-0DC3	Aksesuar
9CA4110-0NE00-0DH1	Aksesuar
9CA4110-0ND00-0DH1	Aksesuar
9CA4110-0GE00-0DC1	Aksesuar
9CA4120-0NE00-0DC2	Aksesuar
9CA4120-0ND00-0DD5	Aksesuar
9CA4120-0ND00-0DC2	Aksesuar
9CA4120-0NE00-0DD1	Aksesuar
9CA4160-0WE00-0DA4	Aksesuar