NB/T 11068-2023 Active Industry standards-Energy

NB/T 11068-2023 DC 1500V Photovoltaic Power Station General Technical Requirements

Publish Date: 2023-02-06 Implement Date: 2023-08-06 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: NB/T 11068-2023

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Power semiconductor devices and components

ICS Name: Comprehensive Electrical Devices

Publish Date: 2023-02-06

Implement Date: 2023-08-06

Scope

This standard applies to newly built, expanded, or modified DC 1500V ground-mounted photovoltaic power generation systems. The main technical content includes: technical requirements for the selection of key equipment for DC 1500V ground-mounted photovoltaic power stations; the architecture of the 1500V photovoltaic system; installation requirements for key equipment; wiring requirements for photovoltaic arrays; potential faults in photovoltaic arrays using different inverters (including but not limited to equipment failure, electrical leakage, insulation failure, overcurrent in series or arrays, short circuits, lightning strikes, overvoltage, grounding faults, etc.) and preventive measures (protection measures, location, type, and specification parameters of protection devices); and acceptance test items and requirements.