DOLD RP 9800

Function	Voltage and frequency monitor for generator sets on public grid
1- / 3-phase	3
Standard measuring range	50 Hz, AC 230 V
Output contacts	2 w
Operate delay	+
Enclosure design	Installationsverteiler
Width	70 mm
Type	RP 9800

According to DIN EN 60255-1, DIN EN 60947-1 Voltage and frequency monitoring for generator sets >30 kVAon public grid, according to VDEW directive RP 9800: 3-phase voltage measurement to neutral Disconnection on rise and drop of voltage Disconnection on rise and drop of frequency Disconnection when 10 minute mean value differs to nominal voltage(overvoltage) Frequency and voltage are indicated by separate output relays Permits connection or re-connection after adjustable time delay tw Protection against manipulation by sealable transparent coverover setting switches Precise adjustment and indication of setting values according to thedirective High measuring accuracy Width 70 mm