Descripción

Function Insulation monitor
System type AC/DC
Nominal voltage to 1000 V
Reponse value type Einstellbar
Reponse value kOhm ... MOhm 1 - 2 Ohm
With auxiliary voltage +
Earth fault indicator +
Connection for indicator +
Enclosure design Schaltschrank
Width 90 mm
Type LK 5896/900
Insulation monitoring according to IEC/EN 61557-8 Detection of symmetric and asymmetric insulation faults 1 changeover contact each for prewarning and alarm 3. output relay for signalling wire break and device faults Prewarning threshold setting range: 20 k&Omega, ... 2 M&Omega, Alarm threshold setting range: 1 k&Omega, ... 250 k&Omega, Energized or de-energized on trip can be selected for output relay Setting the maximum leakage capacitance to shorten the response time Simple, clearly arranged adjustment of the device with screwdriver LED chain to indicate the current insulation resistance Display ' measuring circuits active' Display 'Master' or 'Slave' Automatic and manual device self-test Alarm storage selectable External test and reset pushbutton can be connected With watchdog timer to monitor the trigger signal Width: 90 mm''