DOLD SL 9079

Function	Undervoltage Relay To Detect Auto-Reclosing
1- / 3-phase	3
Measuring range max.	AC 500 V
Output contacts	2 w
Operate delay	+
Enclosure design	Schaltschrank
Width	35 mm
Type	SL 9079

According to IEC/EN 60 255, DIN VDE 0435-303 Fast detection of undervoltage or phase failure in three-phasevoltage systems Detects auto reclosing of 20 ms Adjustable response value 0.55 ... 1.05 UN Operate delay to generate a defined reset signal Manual reset possible with external circuit Single-phase connection possible Optionally fixed response value 0.8 UN Closed circuit operation principle Green LED indicate for closed contact Independant of phase sequence 3p4w connection Optionally for 3p3w systems 2 changeover contacts Devices available in 2 enclosure versions:IL 9079: depth 59 mm, with terminals at the bottom forinstallation systems and industrial distributionsystems according to DIN 43 880SL 9079: depth 98 mm, with terminals at the top for cabinetsfor mounting plate and cable duct Width 35 mm