Is harmonic 2 (H2) restraint function available in Sepam protection relay range?

FAQ000192187

30 September 2021

H2 restraint functions on ANSI 50/51 are available on the below Sepam relays:

Sepam 20: Firmware version 0938 and above.
Sepam 40: Firmware version 7.00 and above.
Sepam 80:  Firmware version 8.01 and above

H2 restraint functions on ANSI 50N/51N are available on the below Sepam relays:

Sepam 20: Firmware version 0938 and above.
Sepam 40: Firmware version 6.02 and above.
Sepam 80: Firmware version 5.26 and above.
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