9LT10 9LT03 MIDO96 ECE144 obsolete, replaced by DER3/0D_SIDEL; RECA/E4 DER3/1D DER1/D1 obsolete, replaced by DER3/1D;DIFFERENTIAL RELAY 9DER3/0E with tropicalization 9DER3/ 0E without tropicalization DER3/0D_SIDEL 9DER30DECE144 obsolete, replaced by DER3/0D_SIDEL; RECA8/3R 9IC12N old code, new code RECA/E8;Electronic relay for alarms management DER1/MF 9DER3/0E DER3 OD 9DR60NB Obsolete, replaced by DER3/0D;Differential