ABB REA101 ARC Protection REA101-CAA

The REA 10_ arc protection system is designed to give fast trip commands to all circuit breakers (CB) that may feed an arc fault in low voltage or medium voltage air insulated metal-clad switchgears.

Rated current :- 1 A / 5 A

Momentary current for 1 s :- 100 A / 500 A

Input impedance :- <100 mΩ / < 20 mΩ

Rated frequency:- 50/60 Hz

Rated voltage :- 5 A

Control current :- 1.5...20 mA

Selectable operate time delays :- 150 ms / 100 ms

Maximum port output power :- ~ 19 W

Power consumption of relay under quiescent/ operating conditions :- ~9 W / ~12 W

Maximum length without splices or with one splice :- 60 m

Maximum length with two splices :- 50 m

Service temperature range :- -35...+80°C

Transport and storage temperature range :- -40...+70°C

Specified service temperature range :- -10...+55°C

Amplitude-modulated Frequency f :- 80...1000 MHz

Pulse-modulated Frequency f :- 900 MHz