Delta Afrik Limited Arharvah Energy Limited2017-06-12T20:35:55+00:00 REPLACEMENT OF BATTERIES AND SERVICING OF 3X100KVA EMERSON NXA UPS UNITS. RELOCATION AND INSTALLATION OF EMERSON NXA 40KVA UPS AS BACK-UP TO DATA CENTER UPS AND 100KVA NXA EMERSON UPS AS BACK-UP TO LIFTS