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Database: 365,228(8 Aug 2026)
outdoor hot environment classified standard outdoor standard environment various appliances magnetic induction scopethis standard railway csm-r system
DL/T 669-1999 in English

DL/T 669-1999 in English

SUPERSEDED

Classified standard of working in the outdoor hot environment

  • Issued on:1999-08-02
  • Implemented on:1999-10-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $120.00
$117.00
Standard No: DL/T 669-1999
Document status: SUPERSEDED
Superseded by: DL/T 669-2023 Classification of work under heat stress in electric power industry
Superseded on: 2023-11-26
Title in English: Classified standard of working in the outdoor hot environment
Title in Chinese: 室外高温作业分级
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 1999-08-02
Implemented on: 1999-10-01
Chinese Classification: C72-Production environment safety and health facilities
Professional Classification: DL-Electricity
Related Keywords: outdoor hot environment
classified standard
outdoor
standard
environment
Related Topics: temperature
Secondary analysis room
pma room temperature
high temperature molecule
super high infrared peak
Classification of hot work
Classification of hot work
Room temperature and high temperature conditions
Outdoor shooting
room temperature column
v+ room temperature
high temperature molecule
high room temperature
Foreign high temperature furnace
Analytical room temperature
High temperature operation detection
High-resolution first-level and second-level
exosome room temperature
Advanced Overseas Medical
dl/t667-1999
Wen+
high temperature work
High temperature operating procedures
High temperature operation classification GBT4200
The latest classification standards for low temperature operations
National Standard Low Temperature Operation Classification
The latest classification standards for high-temperature work
outdoor thermostat
Low temperature for outdoor work
Low temperature construction work classification
High pressure and high temperature in chemical industry
stipulated in the classification standards for low-temperature operations
Classification of high-temperature operations in the power industry
High temperature alloy classification
Classification of cold water operations in China
dl/t674-1999

本标准规定了室外高温作业分级的原则和方法。
本标准适用于电力行业夏季室外高温作业。


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