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GB/T 34936-2017Technical requirement of combiner box for photovoltaic power station (English PDF)

光伏发电站汇流箱技术要求

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

November 1, 2017

Implementation date

May 1, 2018

Scope

GB/T 34936-2017 is the English-translated version of 光伏发电站汇流箱技术要求.

GB/T 34936-2017 is the Chinese standard "Technical requirement of combiner box for photovoltaic power station". Its scope clause reads: This standard specifies the technical requirements for PV combiner boxes, test methods, inspection rules, marking, packaging, transportation and storage and other technical requirements.

This standard applies to photovoltaic power generation system DC combiner box. Its clauses include terms and definitions.

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Document preview — GB/T 34936-2017

National Standard of the People's Republic of China

ICS: 27.160
Classification: F 12

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 basic provisions
5 environmental conditions
6 technical requirements
7 Test Method
8 test
9 signs, labels, user manual
10 packaging, transportation, storage
11 other

1 Scope

This standard specifies the technical requirements for PV combiner boxes, test methods, inspection rules, marking, packaging, transportation and storage and other technical requirements.

This standard applies to photovoltaic power generation system DC combiner box.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article

Pieces. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 7251.1 Low-voltage switchgear and control equipment - Part 1. General

GB/T 9969 Industrial Products Manual General

GB/T 13384 mechanical and electrical product packaging General technical conditions

GB/T 16935.1 Insulation coordination of equipment in low-voltage systems - Part 1. Principles, requirements and tests

GB/T 17626.2 Electromagnetic compatibility test and measurement techniques Electrostatic discharge immunity test

GB/T 17626.4 Electromagnetic compatibility test and measurement techniques fast transient burst immunity test

GB/T 17626.5 electromagnetic compatibility test and measurement techniques surge (impact) immunity test

GB/T 34933 Photovoltaic Power Station Box Test Technical Specification

GB/T 32512 Photovoltaic Power Plant lightning protection technical requirements

3 Terms and definitions

The following terms and definitions apply to this document.

3.1 PV power system

A solar power generation system using solar cells to directly convert solar radiation into electrical energy.

3.2 PV module string PVstring

In photovoltaic power generation system, a number of photovoltaic modules in series, the formation of a certain DC output circuit unit.

3.3 Combiner box

In the photovoltaic power generation system will be a number of PV modules connected in series after the convergence of the device.

Note 1. The first-level confluence box is a first-level confluence device that directly confluence PV modules in series.

Note 2. The second-level combiner box, the current output from the first-level combiner box, is confiscated again in parallel.

3.4 Standard test conditions standardtestconditions; STC

The standard test conditions are as follows. solar cell temperature 25 ° C, AM 1.5, irradiance of light source measured with a standard solar cell 1000 W/m2

With a standard solar irradiance distribution.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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