3-phase control relay, Harmony Control Relays, 8A, 2CO, overfrequency and underfrequency, 208…

Depth

99 mm

External power supply required

-

Function over voltage detection

+

Function under voltage detection

+

Kõrgus

90 mm

Laius

22.5 mm

Max. permitted delay-on energization time

300 s

Max. permitted off-delay time

300 s

Min. adjustable delay-on energization time

0.1 s

Min. adjustable off-delay time

0.1 s

Number of contacts as change-over contact

2

Number of contacts as normally closed contact

2

Number of contacts as normally open contact

0

Phase failure detection

+

Phase imbalance monitoring

+

Phase sequence monitoring

+

Rated control supply voltage Us at AC 50HZ

120 .. 480 V

Rated control supply voltage Us at AC 60HZ

120 .. 480 V

Rated control supply voltage Us at DC

0 .. 0 V

Type of electric connection

Screw connection

Voltage measurement range

0 .. 0 V

Voltage type for actuating

AC

With detachable clamps

-