Sikhona izigidi zokwenza izinto ezingu-4 zokwenza isikhala:
1.1600 izitoni zokwenza isikhala sokugqoka ngezandla.
2.6 izitoni zokwenza isikhala sokugqoka ngehamu yezandla yaselekhithronikhi (eyakulinganisa nesikhala sokugqoka sezitoni zokwenza isikhala sezandla se-2500).
3.1000t isikhala sokugqoka ngesikhala sokugqoka se-elekthrikhi (eyakulinganisa nesikhala sokugqoka sezitoni zokwenza isikhala sezandla se-1000).
4.18 izitoni zokwenza isikhala sokugqoka sokugqoka ngehamu yezandla yaselekhithronikhi (eyakulinganisa nesikhala sokugqoka sezitoni zokwenza isikhala sezandla se-11000).
Sikhombisa izinto zokwenza izinto ezahlukene zokugqoka kuwe.