Crompton Instruments 253-PAVU Protector Trip Relay

 Nominal Input Current......................................................1A or A From CT secondary

Nominal Frequency............................................................50, 60 or 400Hz

Input Current Burden..........................................................0.5VA per phase

Overload.................................................................................2 x rating continuously, 10 x rating for 3 seconds

Set Point repeatability .......................................................>0.5% of full span

Differential ( hysteresis )...................................................Pre-set at 1%

Trip Level Adjustment ........................................................40 to 120%

Time Delay adjustable........................................................0 to 10 seconds

AC Auxiliary supply Voltage ............................................100V, 110V, 120V, 208V, 220V, 240V, 480V ±20%

DC auxiliary supply voltage...............................................12V, 24V , 48V, 110V, 125V, ±20% including ripple

Auxiliary Voltage Burden....................................................4VA ( max )

Output relay.............................................................................2 Pole change cover

Relay Contact Rating............................................................AC :240V 5A, non inductive DC: 24V 5A resistive

Relay mechanical life...........................................................0.2 million operations at rated loads.

Relay reset..............................................................................Automatic

Operating temperature.........................................................0°C to +60°C ( 0°C to +40°C for UL models )

Storage temperature.............................................................-20°C to +70°C

Temperature co-efficient ......................................................0.05°% per °C

Enclosure Style........................................................................Din Rail with wall mounting facility