Substation auxiliary supply
For solar power station power converters 2025-06-04 No. 25NU-342
For emergency power supply generating sets of substation control and automation system 2025-05-30 No. 25NU-336
For 10/0,4 kV own needs feeding power transformers 2024-08-27 No. 24NU-408
For A. C. distribution switchboard 2024-08-23 No. 24NU-405
For D. C. distribution switchboard 2024-08-23 No. 24NU-405
For solar power station photovoltaic modules 2023-01-30 No. 23NU-61
For stationary battery installation in cabinets 2021-10-27 No. 21-392
For stationary batteries 2021-10-27 No. 21NU-391
For batteries rectifiers 2017-05-10 No. NU-88

