
7
TBP108003deen / 06.2012
EDS470-12 / EDS470E-12
Alarmmeldungen
Folgende Meldungen können über BMS-Bus ausgelesen werden:
Gerätefehler
Durch einen TEST werden eventuelle Fehler des Messstromwand-
leranschlusses erkannt. Sie können über BMS-Bus ausgelesen
werden:
Normen
•DIN EN 61557-9 (VDE 0413 Teil 8):1998-05
•IEC 61557-9:1997-02
•EN 61557-9:1997-03
•DIN VDE 0100-410 (VDE 0100 Teil 410):1997-01
Technische Daten
Isolationskoordination nach IEC 60664-1
Bemessungsspannung ........................................................................................................AC 250 V
Bemessungs-Stoßspannung/Verschmutzungsgrad..............................................................4 kV/3
Versorgungsspannung EDS470…
Versorgungsspannung US..................................................siehe Typenschild bzw. Bestellangaben
Arbeitsbereich von US...............................................................................................0,85…1,1 x Us
Eigenverbrauch...................................................................................................................... ≤3 VA
Messkanäle
Netznennspannung Un..............................................................................siehe PGH471 / IRDH575
Max. zulässige Netzableitkapazität Ce....................................................................<20000 μFV/Un
Messstromwandlertyp.....................................................................................................W,WR,WS
Auswertestrom IE ............................................................................................................ DC > 5 mA
Adressbereich ..................................................................................... 1…30 (Version E: 61…90)
Anzahl Messkanäle.........................................................................................................................12
Abfragezeit für 12 Kanäle (peak=1)...................................................................................ca. 5 min
Eingänge
Schleifenwiderstand...............................................................................................................< 2 Ω
Einzeldraht > 2 x 0,75 mm².................................................................................................0…1 m
Einzeldraht verdrillt > 2 x 0,75 mm²................................................................................ 1…10 m
Schirmleitung > 2 x 0,6 mm² ........................................................................................ 10…40 m
(Schirm einseitig an l-Leiter, Schirm nicht erden)
Empfohlener Leitungstyp ............................................................................z. Bsp. J-Y(ST)Y 2 x 0,6
Prüf-/Löschtaste...................................................................................................................... extern
Schnittstellen
Schnittstelle / Protokoll.................................................................................................. RS485/BMS
Schirmleitung 2 x 0.6 mm² (Schirm einseitig an PE) .................................................. 0…1200 m
Empfohlener Leitungstyp, z.B. ....................................................................................JY(ST)Y 2x0,6
Abschlusswiderstand.............................................................................................. 120 Ω(0,25 W)
Schaltglieder
Schaltglieder.................................................................................................1 Relais mit 1 Wechsler
Arbeitsweise umschaltbar.................................................................................Arbeits-/Ruhestrom
Alarmmeldung Bemerkung
Kanal
Alarm Isolationsfehler 1…12
Alarm > 10 A Differenzstrom > 10 A 1…12
Peak fault Messung gestört 1…12
Meldung
Beschreibung
Kanal
ok
Messstromwandler angeschlossen 1…12
no CT
Messstromwandlereingang offen 1…12
No CT
Messstromwandlereingang abgeschaltet 1…12
Short Messstromwandlereingang kurzgeschlossen
1…12
Alarm messages
The following messages can be read-out via BMS bus:
Device faults
Possible faults of the CT connection are recognized by a TEST. The
messages can be read-out via BMS bus:
Standards
•IEC 61557-9:1997-02
•EN 61557-9:1997-03
Technical data
Insulation coordination acc. to IEC 60664-1
Rated insulation voltage...................................................................................................... AC 250 V
Rated impulse voltage/pollution degree................................................................................ 4 kV/3
Supply voltage EDS470…
Supply voltage US....................................................................see nameplate resp. ordering details
Operating range of US.............................................................................................. 0.85…1.1 x Us
Power consumption.............................................................................................................. ≤3 VA
Measuring channels
Nominal system voltage Un...................................................................refer to PGH471 / IRDH575
Max. permissible system leakage capacitance Ce.................................................< 20000 μFV/Un
Type of measuring transformer.......................................................................................W, WR, WS
Response sensitivity IE..................................................................................................... DC > 5 mA
Address range...................................................................................... 1…30 (version E: 61…90)
Number of measuring channels.....................................................................................................12
Scanning time for 12 channels (peak=1).................................................................. approx. 5 min
Inputs
Loop resistance....................................................................................................................... < 2 Ω
Single wire 2 x 0.75 mm².....................................................................................................0…1 m
Single wire twisted 2 x 0.75 mm²......................................................................................1…10 m
Shielded cable > 2 x 0.6 mm² ........................................................................................10…40 m
(Connect the screen on one side to l conductor, do not earth the screen)
Recommended cable type ...............................................................................e. g. J-Y(ST)Y 2 x 0.6
Test/reset button...................................................................................................................external
Interfaces
Interface / protocol...........................................................................................RS485/BMS protocol
Shielded cable 2 x 0.6 mm² ( screenon one side connected to PE).......................... 0…1200 m
Recommended cable type e.g. .................................................................................. JY(ST)Y 2x0.6
Terminating resistor ...............................................................................................120 Ω(0.25 W)
Switching elements
Switching elements.................................................................... 1 relay with 1 changeover contact
Operating principle, selectable ....................................................................... N/C or N/O operation
Status message Description
Channel
Alarm Insulation fault 1…12
Alarm > 10 A Residual current > 10 A 1…12
Peak fault Measurement interrupted 1…12
Message Description
Channel
ok CT connected 1…12
no CT CT input open 1…12
No CT CT input switched off 1…12
Short CT input short-circuited 1…12