Seg HighTECH MRR1 - 7 Technical Data; Measuring Input Circuits; Common Data; System Data and Test Specifications

SEG Electronics GmbH Manual MRR1
20 DOK-TD-MRR1, Rev. B
7. Technical data
7.1 Measuring input circuits
Insulation resistance measuring:
Measuring aux. voltage UH: 24 V
Measuring frequency: f
H
= 0.51 Hz
Measuring resistance range: 1 k

to 1 M

Max. input voltage: 600 V DC
Exciter DC current measuring
Max. continuous current: 20 A DC
Nominal current IN 10 A DC (measuring range: up to 25A DC)
Power consumption in current circuit: <1 VA
7.2 Common data
Dropout to pickup ratio >98%
Returning time: ≤30ms
Minimum operating time: ≤100ms
Weight: ca. 1.5 kg
Mounting position: any
Influences:
Temperature influence at
-20°C up to 70°C: ±2.5%
Auxiliary voltage: none
7.3 System data and test specifications
Insulation test voltage as per EN60255-6
Voltage test as per IEC255-5
2 KV DC for the terminals A2/A3/A4 for earth (C9)