GB/T 27476.2-2014Safety in testing laboratories—Part 2: Electrical aspects (English PDF)

1 Scope

This section GB/T 27476 specifies the safety requirements for testing laboratories (hereinafter referred to as laboratory) and electrical factors to improve

Laboratory electrical safety, personnel will minimize the damage and prevent property damage.

This section applies to testing laboratories, calibration and research laboratories can refer to use. This section applies to a fixed place in the laboratory, the

It can refer to the use of laboratory premises, but may require additional requirements.

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 1002 Household and similar single-phase plugs and socket type, basic parameters and dimensions

GB 2099 (all parts) for household and similar purposes plugs and sockets

GB/T 3805 extra low voltage (ELV) limits

GB 3836.14 Electrical apparatus for explosive gas atmospheres - Part 14. Classification of hazardous areas

Safety GB 3883 (all parts), hand-held power tools

Logo GB/T basic safety rules and equipment terminals and conductor terminal 4026 HMI flag identified

GB 4706 (all parts) Household and similar electrical appliances - Safety

GB 4793 (all parts) measurement, control and laboratory Safety Requirements for Electrical Equipment

GB 4943.1 Security Information technology equipment - Part 1. General requirements

GB/T 5013 (all parts) rated voltage 450/750V and below rubber insulated cables

GB/T 5023 (all parts) rated voltage 450/750V and below PVC insulated cables

GB 7947 HMI basic signs and safety rules conductor colors or alphanumeric identifier identifies

GB 8898 Audio, video and similar electronic apparatus - Safety requirements

GB 16895 (all parts), low-voltage electrical installations (RCBO) Part 1 with GB 16917.1-2003 household and similar uses overcurrent protection for residual current operated circuit breaker

Score. General rules

GB 19212.5 supply voltage is 1100V and below transformers, Part 5 Safety reactors, power supply units and similar products

Score. Particular requirements and tests and built-in isolation transformer isolation transformer power supply unit

GB/T 27476.1-2014 testing laboratory Safety - Part 1. General

GB 50016 architectural design code for fire protection

Building Construction Quality GB 50303 Electrical Projects

3 Terms and Definitions

GB/T 27476.1-2014, GB 4706.1-2005 and GB 16917.1-2003 define the following terms and definitions apply

This document. For ease of use, repeat the following list of GB 4706.1-2005 and GB 16917.1-2003 some terms and definitions.