GB/T 32710.3-2016Safety requirements for environmental testing and conditioning equipment—Part 3: Refrigerated baths (English PDF)

1 Scope

GB/T 32710 this part of the measurement, control and laboratory use of low temperature thermostat bath and high and low temperature thermostat tank electric shock and electrocautery

Injury, mechanical hazards, flame spread out from inside the device, excessive temperature, fluid and fluid pressure effects, radiation effects (including laser, sound pressure and

Ultrasonic pressure), release of gas, explosion and implosion, and biological and chemical hazards. But does not include equipment that is not related to safety

Rely on functional, performance or other characteristics, the effectiveness of transport packaging, electromagnetic compatibility (EMC) requirements, the protection of the explosion environment, maintenance (repair

Management) personnel protection.

Note 1. This part applies when the device consisting of the immersion thermostatic unit and the cryogenic tank equipped with the active refrigeration unit does not have an external circulation function.

Note 2. applied to the industrial site, both within the scope of this part and belongs to the scope of industrial automation products, while meeting the relevant standards of industrial automation products

Claim.

This part is suitable for measuring, control and laboratory with the low temperature thermostat bath and high and low temperature thermostat.

Note 3. This type of equipment and equipment can also be used outside the laboratory, such as low temperature thermostat bath or high and low temperature thermostat for industrial processes.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article

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

GB 4208-2008 enclosure protection class (IP code)

Safety of household and similar electrical appliances - Part 1. General requirements GB 4706.1-2005

GB 4706.13-2014 Particular requirements for safety and refrigerating appliances for household and similar electrical appliances, ice cream machines and ice machines

GB 4706.17-2010 Safety of household and similar electrical appliances - Particular requirements for compressors

GB 4706.71-2008 Safety and water supply installations for household and similar electrical appliances - Particular requirements for fixed circulation pumps

GB 4706.89-2008 Safety of household and similar electrical appliances - Particular requirements for industrial and commercial high pressure cleaners and steam cleaners

GB 4793.1-2007 Safety requirements for electrical equipment for measurement, control and laboratory use - Part 1. General requirements

Information technology - Equipment safety - Part 1. Generic requirements GB 4943.1-2011

Graphical symbols for use in electrical equipment - Part 2. Graphical symbols ISO /TS 545 Technical Corrigendum

Safety requirements for mechanical refrigeration systems for refrigeration and heating GB 9237-2001

GB 17465 (all parts) Couplers for household and similar use

Safety code for environmental testing equipment and equipment - Part 1. General principles GB/T 32710.1-2016

ISO 7000..2004 Graphical symbols for equipment and a list (Graphicalsymbolsforuseonequipment-

Indexandsynopsis)

ISO 7010..2011 Drawings Symbols Safety colors and safety symbols Workplace and public places use safety symbols (Graphical symbols-Safetycolorsandsafetysigns-safetysignsusedinworkplacesandpublicareas)

IEC 61770..2008 Electrical appliances connected to manifolds Avoiding anti-siphon and failure of hose assemblies (Electricappliances connectedtothewatermains-Avoidanceofbacksiphonageandfailureofhose-sets

3 terms and definitions

GB 4793.1-2007 Definitions and the following terms and definitions apply to this document.