11
2. Function
2.1 Characteristics IRDH275BU-6 incl. AGH575S-6
Device combination for use in medium voltage systems with converters up to
AC/DC 3.6 kV (IT = unearthed systems))
Automatic adaptation to the existing system leakage capacitance
measuring principle (European Patent: EP 0 654 673 B1)
Two separately adjustable ranges of the response value100 k
Ω
...10 M
Ω
(Alarm 1, Alarm 2)
Two-line LC display
Automatic device self test
Memory with real-time clock to store all alarm messages with date and time
stamp.
BMS interface (BMS protocol) for data exchange with other Bender devices
(RS485 electrically isolated).
Current output 0(4)...20mA (galvanically separated) in relation to the meas-
ured insulation value.
Remote setting of certain parameters via the Internet (option; FTC470XET
additionally required)
Summary of Contents for A-ISOMETER AGH575S-6
Page 6: ...Table of Contents 6 TGH1384en 06 2005...
Page 16: ...Function 16 TGH1384en 06 2005...
Page 20: ...Installation and connection 20 TGH1384en 06 2005...
Page 25: ...Operation and setting 25 TGH1384en 06 2005...
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