Digital Current Protection Relay 900CPR-3 Selec

Type : 900CPR-3
Size : 35 X 90mm
Description :
Digital Current Protection Relay
– Input connection : 3phase/4Wire, 3phase/3Wire, 1phase/2wire, with CT
– Operating Voltage : 230VAC / 110VAC
– Output contact : 1 x 1 C/O (SPDT)
rating : NO/5A, NC/3A, 250VAC
– Trip setting :
Under current : 0 – 999A
Over current : 0.5 – 1.19kA
Current asymmetry : 5 – 99.9%
– Trip time setting :
Power On Delay : 0 – 99.9s
Trip time delay : 0 – 99.9s
Recovery time delay :0 – 99.9s
Response time : < 200ms
– Accuracy :
Current : 1% of seng 2 digits
Time (recovery time, trip delay, power on delay) :
5% of setting 2 digits
Function :
Protection :
– Under current
– Over current
– Asymmetry current for 3phase
Monitoring in 1phase and 3phase system
True RMS meansurement
Power ON delay
Trip time delay
Recovery time delay
Adjustable switching hysteresis
One alarm relays with NC/NC