I-GDJD-3A SF6 irhasi yoXinano lwe-Relay Calibrator sisilungelelaniso esizenzekelayo, esebenzisa i-microprocessor efakelweyo ukuqhubela phambili ulungelelwaniso lokusebenza kuzo zonke iintlobo ze-SF6 yogqithiso loxinzelelo lwegesi.