ProdukteFailsafeTA E 71 Backup Voltage HilfsspannungsaggregatTA Failsafe Unit Failsafe UpgradeTA FM/ TA FM Ex / NK FM FailsafeTA 70 FM Ex Ex II 2G Ex mb IIC T3 Gb (Atex)TA 130 FM Ex Ex II 2G Ex de IIC T6 (ATEX)TA 140 FM Ex Ex II 2G Ex mb IIC T3 Gb (Atex)