
11
107TD47_D00091_00_M_DEEN / 10.2016
ISOMETER®107TD47
Technische Daten
Isolationskoordination nach IEC 60664-1
Bemessungsspannung ........................................................................................................AC 250 V
Bemessungs-Stoßspannung/Verschmutzungsgrad..............................................................4 kV/3
Spannungsbereiche
Netznennspannung Un....................................................................................siehe Bestellangaben
Nennfrequenz fn..............................................................................................siehe Bestellangaben
Versorgungsspannung US...............................................................................siehe Bestellangaben
Arbeitsbereich von US........................................................................................... 0,85 … 1,15 x Us
Eigenverbrauch max...................................................................................................................3 VA
Messkreis
Isolationsüberwachung:
Ansprechwert Ran ...................................................................................................... 50 … 500 kΩ
Ansprechabweichung...................................................................................................0 … +10 %
Ansprechzeit tan bei RF= 0,5 x Ran und Ce= 1 μF...................................................................... 3 s
Hysterese.................................................................................................................................... 25 %
Messspannung Um............................................................................ ≤ 12 V
Messstrom Immax. (bei RF= 0 Ω).......................................................... ≤ 50 μA
Innenwiderstand DC Ri................................................................................................... ≥240 kΩ
Impedanz Zibei 50 Hz....................................................................................................... ≥200 kΩ
Zulässige Fremdgleichspannung Ufg .................................................... ≤ DC 375 V
Zulässige Netzableitkapazität Ce...............................................................≤ 5 μF
Laststromüberwachung:
Ansprechwert ....................................................................................................................5 … 50 A
Hysterese...................................................................................................................................... 4 %
Temperatureinfluss..................................................................................................... < 0.15 % / °C
Ansprechzeit Überlast (50 % auf 120 %) ................................................................................< 5 s
Ansprechzeit Wandlerüberwachung .......................................................................................< 6 s
Temperaturüberwachung:
Ansprechwert ..............................................................................................................................4 kΩ
Rückfallwert............................................................................................................................. 1.6 kΩ
Kaltleiter nach DIN 44081..........................................................................................max. 6 in Reihe
Ansprechzeit Übertemperatur ..................................................................................................< 2 s
Ansprechzeit Anschlussfehler Kaltleiter ...................................................................................< 2 s
Anzeigen
Anzeige (beleuchtet)........................................................................................................ LC-Display
Zeichen (Anzahl, Höhe)........................................................................................... 2 x 16 (3,5 mm)
Anzeigebereich Messwert..................................................................................10 kΩ …. 5000 kΩ
Betriebsmessabweichung ....................................................................................nach IEC 61557-8
Eingänge
Taste "TEST".........................................................................................................................Schließer
Meldung "Isolationsfehler OP-Leuchte"..................................................................................Öffner
Leitungslänge Eingänge max.................................................................................................... 10 m
Schnittstellen
Schnittstelle / Protokoll ................................................................................................. RS485/BMS
Max. Leitungslänge ....................................................................................................... 1200 m
Empfohlene Leitung (geschirmt, Schirm einseitig an PE)........................................ J(Y)STY 2 x 0,6
Abschlusswiderstand................................................................................................ 120 Ω (0,25 W)
Adressbereich .........................................................................................................................2…90
Schaltglieder
Alarmrelais .......................................................................................................................1Wechsler
Arbeitsweise ...................................................................einstellbar, Ruhestrom oder Arbeitsstrom
Werksseitige Einstellung...............................................................................................Arbeitsstrom
Elektrische Lebensdauer......................................................................................12000 Schaltspiele
Kontaktklasse.....................................................................................................IIB (IEC60255-0-20)
Kontaktbemessungsspannung......................................................................... AC 250 V / DC 300 V
Einschaltvermögen............................................................................................................AC/DC 5 A
Ausschaltvermögen bei AC 230 V, cos phi 0,4 .............................................................................2 A
Ausschaltvermögen bei DC 220 V, L/R=0,04 s........................................................................ 0,2 A
Technical data
Insulation coordination acc. to IEC 60664-1
Rated voltage.......................................................................................................................AC 250 V
Rated impulse voltage/pollution degree................................................................................ 4 kV/3
Voltage ranges
Nominal voltage range Un.................................................................................see ordering details
Nominal frequency fn........................................................................................see ordering details
Supply voltage US...............................................................................................see ordering details
Operating range of US.......................................................................................... 0.85 … 1.15 x Us
Max. power consumption..........................................................................................................3VA
Measuring circuit
Insulation monitoring:
Response value Ran .....................................................................................................50 … 500 kΩ
Relative percentage error.............................................................................................0 … +10 %
Response time tan at RF= 0.5 x Ran and Ce= 1 μF ......................................................................3 s
Hysteresis................................................................................................................................... 25 %
Measuring voltage Um......................................................................... ≤ 12 V
Measuring current Immax. (at RF= 0 Ω)................................................... ≤ 50 μA
Internal DC resistance Ri................................................................................................. ≥240 kΩ
Impedance Ziat 50 Hz....................................................................................................... ≥200 kΩ
Permissible extraneous DC voltage Ufg .................................................. ≤ DC 375 V
Permissible system leakage capacitance Ce................................................... ≤ 5 μF
Load current monitoring:
Response value..................................................................................................................5 … 50 A
Hysteresis......................................................................................................................................4 %
Influence of temperature............................................................................................ < 0.15 % / °C
Response time overload, (50 % to 120 %).............................................................................. < 5 s
Response time for measuring current transformer monitoring............................................... < 6 s
Temperature monitoring:
Response value............................................................................................................................4 kΩ
Release value............................................................................................................................1.6 kΩ
PTC thermistors acc. to DIN 44081 ...........................................................................max. 6 in series
Response time overtemperature............................................................................................... < 2 s
Response time connection fault PTC resistors.......................................................................... < 2 s
Displays
Display (illuminated).........................................................................................................LC-Display
Characters ................................................................................................................ 2 x 16 (3,5 mm)
Display range, measuring range........................................................................10 kΩ …. 5000 kΩ
Operating error .............................................................................................according IEC 61557-8
Inputs
"TEST" key.........................................................................................................................NO contact
Alarm message "Insulation fault operating theatre light" ..............................................NC contact
Cable length inputs max. ...........................................................................................................10 m
Interfaces
Interface/protocol ...........................................................................................................RS485/BMS
Max. cable length ......................................................................................................... 1200 m
Recommended cable (screened, screen on one side connected to PE) ...................J(Y)STY 2 x 0.6
Terminating resistor ..................................................................................................120 Ω (0.25 W)
Address range.........................................................................................................................2…90
Switching components
Alarm relay .....................................................................................................1 changeover contact
Operating mode ........................................................................... adjustable, N/C or N/O operation
Factory setting.............................................................................................................N/O operation
Electrical endurance ............................................................................. 12000 switching operations
Contact class......................................................................................................IIB (IEC60255-0-20)
Rated contact voltage........................................................................................AC 250 V / DC 300 V
Making capacity ................................................................................................................ AC/DC 5 A
Breaking capacity at AC 230 V, cos phi 0.4...................................................................................2 A
Breaking capacity at DC 220 V, L/R=0.04 s ..............................................................................0.2 A