Its 3 phase digital motor protection cum timer unit.

Prtoect from

1) supply unbalance 2) over current 3) under current 4) leakage current.

Has setting facility of 

1) on time 2) off time 3) star delta time 4) leakage current 5) over current 6) under current 

Its 3 phase digital motor protection cum timer unit.

Prtoect from

1) supply unbalance 2) over current 3) under current 4) leakage current.

Has setting facility of 

1) on time 2) off time 3) star delta time 4) leakage current 5) over current 6) under current