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Applikationsbeispiel
Technische Daten isoPV485
Isolationskoordination nach IEC 60664-1 / IEC 60664-3
Bemessungsspannung .......................................................................................................... 1000 V
Bemessungs-Stoßspannung/Verschmutzungsgrad.......................................................... 8 kV / III
Sichere Trennung (verstärkte Isolierung) zwischen .........................................................................
..................................................................(A1, A2) - (L1, L2, E, KE, T/R) - (11, 12, 14) - (M+, M-)
Spannungsbereiche
Netznennspannung U
.......................................................................... DC 0...1000 V, AC 0...800 V
n
Nennfrequenz f
.............................................................................................................. 42...460 Hz
n
Versorgungsspannung U
.............................................................................................. DC 12...72 V
s
Eigenverbrauch .................................................................................................................. ≤ 3,5 VA
Ansprechwerte
Ansprechwert R
(ALARM ).................................................................................................. 10 kΩ
an
Ansprechunsicherheit ........................................................................................................... ±15 %
Ansprechzeit t
bei R
= 0,5 x R
und C
an
F
an
e
Hysterese................................................................................................................................... 50 %
Messkreis
Messspannung U
................................................................................................................. ±25 V
m
= 0Ω)........................................................................................... ≤ 150 μA
Messstrom I
(bei R
m
F
..................................................................................................... ≥ 200 kΩ
Innenwiderstand DC R
i
bei 50Hz ....................................................................................................... ≥ 200 kΩ
Impedanz Z
i
........................................................................................ ≤ 100 μF
Zulässige Netzableitkapazität C
e
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LED, grün ................................................ Betrieb (konstant), Alarm (0,3 Hz), Systemfehler (2 Hz)
Eingänge / Ausgänge
Test- / Reset-Taste .................................................................................................................. extern
Leitungslänge Test- / Reset-Taste ...................................................................................... ≤ 10 m
Ausgangssignal an M+/M- ....................................................................... 2...10 V (2 kΩ...1 MΩ)
Schaltglieder
Schaltglieder............................................................................................... 1 Wechsler (11, 12, 14)
Arbeitsweise .................................................................................................................... Ruhestrom
Kontaktdaten nach IEC 60947-5-1:
Gebrauchskategorie .............................. ...... AC 13....... AC 14 ..... DC-12....... DC-12 ...... DC-12
Bemessungsbetriebsspannung ............ ...... 230 V....... 230 V ........ 24 V........ 110 V ...... 220 V
Bemessungsbetriebsstrom ................... ........... 5 A........... 3 A .......... 1 A......... 0,2 A ....... 0,1 A
Minimale Kontaktbelastbarkeit ..................................................................1 mA bei AC/DC ≥ 10 V
Umwelt/EMV
EMV ........................................................................................................................... IEC 61326-2-4
TBP106032deen / 08.2012
= 1 μF.............................................................. ≤ 90 s
Application example
isoPV485
Test
Reset
Technical data isoPV485
Insulation coordination acc. to IEC 60664-1 / IEC 60664-3
Rated insulation voltage......................................................................................................... 1000 V
Rated impulse voltage/pollution degree............................................................................... 8 kV/III
Protective separation (reinforced insulation) between
..................................................................(A1, A2) - (L1, L2, E, KE, T/R) - (11, 12, 14) - (M+,M-)
Voltage ranges
Nominal system voltage U
.................................................................. DC 0...1000 V, AC 0...800 V
n
Nominal frequency f
...................................................................................................... 42...460 Hz
n
Supply voltage U
.......................................................................................................... DC 12...72 V
s
Power consumption ........................................................................................................... ≤ 3.5 VA
Response values
Response value R
(ALARM ) ............................................................................................... 10 kΩ
an
Relative uncertainty .............................................................................................................. ±15 %
Response time t
at R
= 0.5 x R
and C
an
F
an
e
Hysteresis ................................................................................................................................. 50 %
Measuring circuit
Measuring voltage U
........................................................................................................... ±25 V
m
= 0 Ω) ................................................................................ ≤ 150 μA
Measuring current I
(at R
m
F
.................................................................................................. ≥ 200 kΩ
Internal DC resistance R
i
at 50Hz....................................................................................................... ≥ 200 kΩ
Impedance Z
i
Permissible system leakage capacitance C
e
Displays
LED, green................ normal operation (lights continuously), alarm (0.3 Hz), system fault (2 Hz)
Inputs/outputs
Test/reset button.................................................................................................................. external
Cable length external test/ reset button............................................................................... ≤ 10 m
Output signal across M+/M- ..................................................................... 2...10 V (2 kΩ...1 MΩ)
Switching elements
Number of switching elements.................................................. 1 changeover contact (11, 12, 14)
Operating principle...................................................................................................... N/C operation
Contact data acc. to IEC 60947-5-1:
Utilisation category ................................ ..... AC 13....... AC 14 ...... DC-12...... DC-12 ...... DC-12
Rated operational voltage ..................... ...... 230 V....... 230 V ......... 24 V....... 110 V ....... 220 V
Rated operational current ..................... .......... 5 A........... 3 A ........... 1 A........ 0.2 A ........ 0.1 A
Minimum contact rating ............................................................................... 1 mA at AC/DC ³ 10 V
Environment / EMC
EMC........................................................................................................................... IEC 61326-2-4
ISOMETER® isoPV485
= 1 μF .............................................................. ≤ 90 s
..................................................................... ≤ 100 μF
3
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