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ISOMETER® iso685

ISOMETER® iso685
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ISOMETER® iso685-… Insulation monitoring device for unearthed AC, AC/DC and DC systems (IT systems)

Insulation monitoring device for unearthed AC, AC/DC and DC systems (IT systems) Product description The ISOMETER® is an insulation monitoring devices in accordance with IEC 61557-8 for IT systems. The devices are universally applicable in AC, 3(N)AC, AC/DC and DC systems. AC systems may include extensive DC-supplied loads (such as rectifiers, inverters, variablespeed drives). Application • C, DC or AC/DC main circuits A Device features • ISOMETER® for IT AC systems with galvanically connected rectifiers or inverters and for IT DC systems (IT = unearthed systems) • Automatic adaptation to...

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Measurement method • Communication protocol Modbus TCP The iso685 series uses the patented AMPPlus measurement method. This measurement method allows concise monitoring of modern power supplysystems, also in case of extensive, directly connected DC components and high system leakage capacitances. • BCOM for Bender device communication via Ethernet • BS bus for communication of Bender devices (RS-485) • Integrated web server for reading out measured values and for parameter setting. Device variants iso685-D This device variant features a high-resolution graphic LC display and operating...

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Example AGHxxx Connection to an AC system Un Connection to a DC system Un Connection to an IT system with coupling device Connection to a 3(N)AC system C onnection to the IT system to be monitored (L1/+, L2, L3/-) Separate connection of KE, E to PE ( K1) Alarm relay 1, available changeover contacts ( K2) Alarm relay 2, available changeover contacts 9 - Switchable resistor R for RS-485 bus termination 10 - Ethernet interface 11 - Digital interface * - systems > 690 V and with overvoltage category III a fuse For for the connection to the system to be monitored must be provided....

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Digital interface X1 Digital interface Input 1 Input 2 Input 3 RS-485 A RS-485 B +24 V Output 1 Output 2 Analogue output Ground Deactivate Device high active TEST RESET +24 V + Q1 Q2 M+ active adjustable Dimension diagram Panel cut-out FP200

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Technical data Insulation coordination according to IEC 60664-1/IEC 60664-3 Measuring circuit Definitions: Measuring circuit (IC1) (L1/+, L2, L3/-) Supply circuit (IC2) A1, A2 Output circuit 1 (IC3) 11, 12, 14 Output circuit 2 (IC4) 21, 22, 24 Control circuit (IC5) (E, KE), (X1, ETH, X3, X4) Rated voltage 1000 V Overvoltage category III Rated impulse voltage: IC1/(IC2-5) 8 kV IC2/(IC3-5) 4 kV IC3/(IC4-5) 4 kV IC4/IC5 4 kV Rated insulation voltage: IC1/(IC2-5) 1000 V IC2/(IC3-5) 250 V IC3/(IC4-5) 250 V IC4/IC5 250 V Pollution degree for accessible parts on the outside of the device housing...

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Technical data (continued) Interfaces Field bus: Interface/protocol web server/Modbus TCP/BCOM Data rate 10/100 Mbit/s, autodetect Max. amount Modbus requests < 100/s Cable length ≤ 100 m Connection RJ45 IP address DHCP/manual 192.168.0.5 Network mask 255.255.255.0 BCOM address system-1-0 Function communication interface Sensor bus: Interface/protocol RS-485/BS/Modbus RTU Data rate 9.6 kBaud/s Cable length ≤ 1200 m Cable: twisted pair, one end of shield connected to PE recommended: J-Y(St)Y min. 2x0.8 Connection terminals X1.A, X1.B Terminating resistor at the beginning and at the end of...

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Ordering information Suitable system components Description A set of screw terminals1) A set of push-wire terminals Enclosure accessories (terminal cover, 2 mounting clips) 1) Transparent cover 144x72 (IP65) for FP200 2) Device version without display Display for front panel mounting included in the scope of delivery If the “transparent front cover 144x72 (IP65)” is used, the cutout in the control cabinet must be increased in height from 66 mm to 68 mm (+ 0.7 / -0 mm). Coupling devices Suitable measuring instruments on request! Bender GmbH & Co. KG Londorfer Straße 65 • 35305 Grünberg •...

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ISOMETER® iso685 8Pages

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ISOMETER® iso685
8Pages