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Bender WR70x175S Handbuch Seite 7

Messstromwandler

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Technische Daten
Isolationskoordinaten nach IEC 60044-1
Höchste Spannung für Betriebsmittel U
Bemessungs-Steh-Kurzzeit-Wechselspannung U
Messkreis
Nennübersetzungsverhältnis .......................................................... 600/1
Nennbürde ..................................................................................... 180 Ω
Primärnennstrom .............................................................. ≤10 A (100 A)
Primärnennstrom ...................................................................... ≥ 10 mA
Nennleistung ................................................................................ 50 mVA
Nennfrequenz ...................................................................... 50...400 Hz
Innenwiderstand.......................................................................... 5...8 Ω
Sekundärer Überspannungsschutz ........mit Suppressordiode P6KE6V8CP
Genauigkeitsklasse ..................................................................................5
Thermischer Bemessungs-Dauerstrom ............................................ 100 A
Thermischer Bemessungs-Kurzzeitstrom .................................. 14 kA/1 s
Dynamischer Bemessungsstrom ............................................35 kA/30 ms
Umwelt
Schockfestigkeit IEC 60068-2-27 (Gerät in Betrieb) ................15 g/11 ms
Dauerschocken IEC 60068-2-29 (Transport) ................................. 40 g/6 s
Schwingungsbeanspruchung IEC 60068-2-6 (Gerät in Betrieb) .................
........................................................................................ 1 g/10...150 Hz
Schwingungsbeanspruchung IEC 60068-2-6 (Transport) .......2 g/10...150 Hz
Umgebungstemperatur (bei Betrieb) ........................... - 10 °C...+ 50 °C
Umgebungstemperatur (bei Lagerung) ....................... - 40 °C...+ 70 °C
Klimaklasse nach DIN IEC 60721-3-3 .................................................3K22
Anschluss
Anschlussart ...................................................................Schraubklemmen
Anschlussvermögen
Starr/flexibel ................................................0,2...4/ 0,2...2,5 mm²
Flexibel mit Aderendhülsen mit / ohne Kunststoffhülse .....................
................................................................................ 0,25...2,5 mm²
Leitergrößen (AWG) ................................................................. 24-12
Leitungslängen zum Auswertegerät
Einzeldrähte = 0,75 mm² .................................................... 0...1 m
Einzeldrähte verdrillt = 0,75 mm² ...................................... 0...10 m
Schirmleitung = 0,6 mm² ................................................... 0...40 m
Empfohlene Leitung (geschirmt, Schirm einseitig an PE) ..........................
.................................................................................... min. J-Y(St)Y 2x0,6
Sonstiges
Betriebsart ............................................................................Dauerbetrieb
Einbaulage ...................................................................................beliebig
Schutzart Einbauten (DIN EN 60529) ..................................................IP40
Schutzart Klemmen (DIN EN 60529) ................................................. IP20
Schraubbefestigung ..............................................................................M5
Entflammbarkeitsklasse ............................................................ UL94 V-0
.....................................AC 720 V
m
............................3 kV
isol
Technical data
Insulation coordination acc. to IEC 60044-1
Highest system voltage for electrical equipment U
Rated impulse withstand voltage U
Measuring circuit
Rated transformation ratio ............................................................. 600/1
Rated burden ................................................................................. 180 Ω
Rated primary current ...................................................... ≤ 10 A (100 A)
Rated primary current ............................................................... ≥ 10 mA
Nominal power ............................................................................. 50 mVA
Rated frequency .....................................................................50...400 Hz
Internal resistance ....................................................................... 5...8 Ω
Secondary overvoltage protection .............. suppressor diode P6KE6V8CP
Accuracy class ......................................................................................... 5
Rated continuous thermal current ....................................................100 A
Rated short-time thermal current ...............................................14 kA/1 s
Rated dynamic current ...........................................................35 kA/30 ms
Environment
Shock resistance IEC 60068-2-27 (device in operation) .......... 15 g/11 ms
Bumping IEC 60068-2-29 (transport)............................................40 g/6 s
Vibration resistance IEC 60068-2-6 (device in operation) ..........................
........................................................................................ 1 g/10...150 Hz
Vibration resistance IEC 60068-2-6 (transport) ............... 2 g/10...150 Hz
Ambient temperature (during operation) ......................- 10 °C...+ 50 °C
Ambient temperature (during storage) .........................- 40 °C...+ 70 °C
Climatic class acc. to IEC 60721-3-3 ...................................................3K22
Connection
Connection .............................................................. screw-type terminals
Connection
rigid/flexible ................................................ 0.2...4/0.2...2.5 mm²
flexible with ferrules with / without plastic sleeve .............................
.................................................................................0.25...2.5 mm²
Conductor sizes (AWG) ........................................................... 24-12
Connection to the evaluator
single wire = 0.75 mm²........................................................ 0...1 m
single wire, twisted = 0.75 mm² ....................................... 0...10 m
shielded cable = 0.6 mm² ................................................. 0...40 m
recommended cable (shielded, shield on one side connected to PE) .........
.................................................................................... min. J-Y(St)Y 2x0.6
Other
Operating mode ..................................................... continuous operation
Mounting .............................................................................. any position
Degree of protection, internal components (IEC 60529) ....................IP40
Degree of protection, terminals (IEC 60529) ...................................... IP20
Screw mounting .................................................................................. M5
Flammability class ......................................................................UL94 V-0
WR-S(P)_D00144_00_M_DEEN / 01.2024
WR70x175S(P)...WR200x500S(P)
................... AC 720 V
m
................................................3 kV
isol
7

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