Delight Techniks

Innovative Self Power Protection Relay for RMUs : CSDPR-V2-200

Range

Rated auxiliary voltage UH  (Universal) :L: (18V — 60V DC),H: (85V – 260V AC / 110V to 300V DC)

Rated supply for digital input(Normal voltage): UN L: (18V – 60V DC) H: (85V — 260V AC / 110V to 300V DC)

Dropout pickup ratio :>  95 %

Features:

Relay get energize either from Current, Aux. voltage, front USB or internal battery (whichever is available)

O/C, S/C, E/F and E/F High set protection

DEFT and Inverse characteristics for O/C and FJF, individually selected for phase and earth fault

Unbalance / Asymmetric protection

Potential pulse output for direct triggering the circuit breaker coil. Potential free alarm contacts also available

In the family of protection relay, CSDPR-V2~2O0 is numeric multi powered Over-current relay specially designed for ring main units &feeder protection. It combines the following functions in one unit:

Relay get energize either from Current, Aux. voltage, front USB or internal battery (whichever is available)

O/C, S/C, E/F and E/F High set protection

DEFT and Inverse characteristics for O/C and FJF, individually selected for phase and earth fault

Unbalance / Asymmetric protection

Potential pulse output for direct triggering the circuit breaker coil. Potential free alarm contacts also available

Remote trip & Remote protection block input DI

RS485 Modbus

USB port for PC/ Laptop interface.

Design :

Aux. supply

CT current

Internal battery

USB port

Benefits:

Remote trip & Remote protection block input DI

RS485 Modbus

USB port for PC/ Laptop interface.

Circuit breaker failure protection (50BF)

Wide operating ranges ofthe auxiliary supply voltage (AC/DC)

Last 5 Fault and 10 Event record with Time stamp

Two set of setting group

Cold load pickup protection