GBCDG31FF021SBCH IDMT 2 O/C & 1 E/F RELAYS SPL 150 HZ. Technical specification Relay model No CDG31FF021SBCH Relay type CDG 31 Special Case size 3D V 20T Application 2 O/C & 1 E/F Current setting - O/C 2.5 to 10 amps Current setting - E/F 0.5 to 2 amps Contacts 3 N/O S/R Output contacts 2 N/O S/R Taps Std BURDE / D.M.T 3 VA / 3 Secs C.T.Secondary 5 amps Frequency 150 Hz Flag Yes Mounting Flush Note to test:Relay to test 150 Hz. refer test inst. Name Plate RFG9126 903 Outline drawing MFJ 013 Wiring diagram MFDZ 801.101-1