Type of electric connectionScrew connection
Max. permitted delay-on energization time10s
Min. adjustable delay-on energization time0.1s
Max. permitted off-delay time10s
Min. adjustable off-delay time0.1s
Voltage measuring range183 - 528V
Phase sequence monitoringYes
Phase failure detectionYes
Function under voltage detectionYes
Function over voltage detectionYes
Phase imbalance monitoringYes
Number of contacts as normally closed contact0
Number of contacts as normally open contact0
Number of contacts as change-over contact1