Some SUN2000s (especially 3-phase) require :

(KTL-L1, KTL-M1, M2, M3 series) and will reset it to the default settings, enabling you to set a new password. Why Resetting the Installer Password is Necessary

Huawei+sun2000+reset+installer+password+work __exclusive__ Online

Some SUN2000s (especially 3-phase) require :

(KTL-L1, KTL-M1, M2, M3 series) and will reset it to the default settings, enabling you to set a new password. Why Resetting the Installer Password is Necessary huawei+sun2000+reset+installer+password+work