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GB/T 30839.32-2014Energy consumption grading for industrial electroheat installations—Part 32: A set of medium frequency coreless induction furnaces with a voltage type frequency converter (English PDF)

工业电热装置能耗分等 第32部分:电压型变频多台中频无心感应炉成套装置

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 5, 2014

Implementation date

April 16, 2015

Scope

GB/T 30839.32-2014 is the English-translated version of 工业电热装置能耗分等 第32部分:电压型变频多台中频无心感应炉成套装置.

GB/T 30839.32-2014 is the Chinese standard "Energy consumption grading for industrial electroheat installations—Part 32: A set of medium frequency coreless induction furnaces with a voltage type frequency converter".

Its scope clause reads: This section GB/T 30839 specifies the voltage-frequency multi-station frequency coreless induction furnace capable of complete sets of equipment (hereinafter referred to as complete sets of equipment) of Consumption parameters, energy range, classification and unit power consumption indicators and measurement methods.

This section applies to the output voltage, multiple-frequency semiconductor device (hereinafter referred to as frequency devices) powered by the operating frequency is higher than workers Frequency 50Hz, less than or equal to 1000Hz, the rated capacity range of the same IF 1t ~ 60t multiple coreless induction melting furnace (hereinafter He said intermediate frequency smelting furnace) composed for smelting iron and steel and non-ferrous metals and alloys of complete sets of equipment. Its clauses include terms and definitions; energy parameters; energy range.

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Document preview — GB/T 30839.32-2014

National Standard of the People's Republic of China

ICS
25.180.10
Classification
K 61

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

Contents

  • Introduction
  • 1 Scope
  • 2 Normative references
  • 3 Terms and definitions
  • 4 Energy Consumption Parameter
  • 5 energy range
  • 6 unit power consumption classification and index

1 Scope

This section GB/T 30839 specifies the voltage-frequency multi-station frequency coreless induction furnace capable of complete sets of equipment (hereinafter referred to as complete sets of equipment) of

Consumption parameters, energy range, classification and unit power consumption indicators and measurement methods.

This section applies to the output voltage, multiple-frequency semiconductor device (hereinafter referred to as frequency devices) powered by the operating frequency is higher than workers

Frequency 50Hz, less than or equal to 1000Hz, the rated capacity range of the same IF 1t ~ 60t multiple coreless induction melting furnace (hereinafter

He said intermediate frequency smelting furnace) composed for smelting iron and steel and non-ferrous metals and alloys of complete sets of equipment.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein

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

GB/T 10067.32-2013 electric equipment basic technical conditions - Part 32. Multi-frequency voltage-frequency coreless induction furnace to Taichung

Sets of devices

GB/T 30839.1-2014 Industrial electric energy device classification - Part 1. General requirements

3 Terms and Definitions

GB/T 10067.32-2013 and GB/T 30839.1-2014 and as defined in the following terms and definitions apply to this document.

3.1 Unit power consumption

Complete sets of equipment under the conditions specified measurement method, in its multi Taichung frequency furnace at the same time were the same or different jobs continue to

Test charges from the initial temperature of the heating, melting, quenching, and then heated up to its rated temperature insulation, casting and continuous melting normal charge

Refining operations during a predetermined period of time the total power of the main circuit and electrical ancillary equipment consumed with the period of the applied test charges

The total weight ratio of units of kilowatt-hours per ton (kW · h/t).

4 energy parameters

According to the provisions of GB/T 30839.1-2014 Chapter 6, complete sets of equipment energy consumption parameters for the selected unit power consumption.

5 energy range

Energy range unit power consumption of complete sets of equipment involved should be GB/T 30839.1-2014 Chapter 7, comprising.

a) complete sets of equipment of the furnace main circuit input power consumption, including transformer rectifier, inverter device, the main circuit transmission lines and multi-frequency Taichung

Electric smelting furnace and other consumption;

......
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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