GB/T 32704-2016 in English

VALID

Safety requirements for laboratory instrument and equipment-Balance instruments

Issued on:2016-06-14
Implemented on:2017-01-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $270.00
$262.00

Standard No:	GB/T 32704-2016
Document status:	VALID
Title in English:	Safety requirements for laboratory instrument and equipment-Balance instruments
Title in Chinese:	实验室仪器及设备安全规范天平仪器
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2016-06-14
Implemented on:	2017-01-01
Professional Classification:	GB-National Standard
Related Keywords:	laboratory balance instruments standard requirements safety requirements laboratory balance instruments test requirements electrical safety protection
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《GB/T 32704-2016实验室仪器及设备安全规范天平仪器》由TC526（全国实验室仪器及设备标准化技术委员会）归口，主管部门为中国机械工业联合会。

Introduction

Interpretation of GB/T32704-2016 Safety Specifications for Laboratory Balance Instruments

Standard requirements	Specific clauses	Implementation points
General safety specifications for balance instruments	Scope of application: Design and manufacture of laboratory balance instruments	Ensure that all laboratory balances meet basic insulation and additional protection requirements
Classification of protection against electric shock	Definition and protection measures of Class I, Class II and Class III equipment	Select appropriate insulation and grounding schemes according to equipment type
Electrical safety test methods	Benchmark test and test requirements under single fault conditions	Establish a complete electrical safety testing process

Term explanation and practical application

Protective equipment against electric shock:Electrical safety protection achieved through basic insulation and grounding measures.

Double insulation:An additional insulation layer that can still provide protection when normal insulation fails, commonly found in Class II equipment.

Case: A laboratory balance adopts Class II design, equipped with double insulation and reinforced insulation to ensure operator safety. This design is particularly suitable for applications that require frequent contact and high voltage.

Comparison of standard frameworks

Dimensions	GB/T32704-2016	IEC 61010-1	NFPA 70
Requirements for protection against electric shock	Detailed provisions for protection measures for different types of equipment	Emphasis on special requirements in laboratory environments	Focus on the overall safety of the building's electrical system
Protection against mechanical hazards	Smooth casing, no sharp edges	Equipment stability and impact resistance	Fire and high temperature protection requirements
Temperature limits	Highest 70℃ for easily accessible surfaces and 80℃ for non-metals	Specifies similar temperature control standards	Emphasises the heat resistance of electrical equipment

Implementation suggestions

1. Design stage:Select insulation levels and protection measures in strict accordance with standards to ensure the safety of equipment under different fault conditions.

2. Production process:Establish a complete quality control system and conduct strict tests on key components such as fuses and grounding terminals.

3. Use and maintenance:Provide detailed instructions for use, including equipment ratings, safe operating specifications and maintenance recommendations.

More samples: DL/T 368-2010 NB/T 47013.2-2015 JJG 21-2008

Sample only — not a preview of GB/T 32704-2016

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