My Electricity Keeps Being Cut Off!!!!!!!!

Good day. My electricity has been off the whole day and night. Went off at around 10h00 here at 16 Warner paramount estate Pretoria east.... And I did load prepaid on the 11 June. The Amount of R100 minus then the R20 admin fee This happens every month after the 15th please this is making me upset FNB :-) Protea Metering. Elec Amt: R86.96. Vat Amt: R13.04. Meter: ***. Credit Token: 2642-****-****-****-4885. Units: 51.6kWh.

I still had 15 units left