Standard No.:	GB/T 4706.127-2025
English Name:	Safety of household and similar electrical appliances—Part 127：Particular requirements for water circulation heating blankets，mattresses and similar appliances
Chinese Name:	家用和类似用途电器的安全 第127部分：水暖毯、水暖褥垫及类似器具的特殊要求
Chinese Classification:	Y63    Household electric heating appliances
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR; SAC
Issued on:	2025-8-29
Implemented on:	2026-8-1
Status:	to be valid
Target Language:	English
File Format:	PDF
Word Count:	10500 words
Translation Price(USD):	315.0
Delivery:	via email in 1~5 business day

GB/T 4706.127-2025 Safety of household and similar electrical appliances—Part 127：Particular requirements for water circulation heating blankets，mattresses and similar appliances English, Anglais, Englisch, Inglés, えいご This is a draft translation for reference among interesting stakeholders. The finalized translation (passing thorugh draft translation, self-check, revision and varification) will be delivered upon being ordered. ICS 13. 120 CCS Y 63 National Standards of the People's Republic of China GB/T 4706.127-2025 ‌Safety of Household and Similar Electrical Appliances—Part 127: Particular Requirements for Water Circulation Heating Blankets, Mattresses and Similar Appliances‌ ‌Issued on 2025-08-29‌ ‌Implemented on 2026-08-01‌ State Administration for Market Regulation Standardization Administration of China Contents‌ Preface Introduction 1 Scope 2 Normative References 3 Terms and definitions 4 General Requirements 5 General conditions for the experiment 6 Categories 7 Signs and Instructions 8 pairs of protection against touching live parts 9. Starting of Electric Appliances 10 Input power and current 11 Fever 12 Empty Chapters Leakage current and electrical strength at operating temperature 13 14 Transient Overvoltage 15 Moisture resistant 16 Leakage current and electrical strength 17 Overload protection for transformers and related circuits 18 Durability 19 Abnormal work 20 Stability and Mechanical Hazards 21 Mechanical strength 22 Structure 23 Internal wiring 24 components 25 Power connection and external flexible cord 26 Wiring terminals for external conductors 27 Grounding Measures 28 screws and connections 29 Electrical clearances, creepage distances, and solid insulation 30 Heat resistant and flame resistant 31 Rust prevention 32 Radiation, toxicity, and similar hazards Appendix Appendix AA (Normative) Specific Instructions for Thermal Insulation Materials Appendix BB (Normative) Mechanical Strength Test Device for Water Heating Blankets References ‌1. Scope‌ This clause of GB/T 4706.1—2024 is replaced by the following. This document specifies safety requirements for household and similar water circulation heating blankets, mattresses, and similar appliances. It applies to appliances with a rated voltage not exceeding 250 V, including accompanying control units. ‌Note 101:‌ Additional requirements may apply for: Vehicles, vessels, or aircraft; National regulatory provisions; Water supply connection regulations. ‌Note 102:‌ Exclusions: Electric blankets (GB/T 4706.8); Waterbed heaters (GB/T 4706.58). ‌2. Normative References‌ GB/T 4706.1—2024 applies unless modified herein. ‌3. Terms and Definitions‌ ‌3.1.9 Normal Operation‌ Appliance operates under: Heating blanket placed between thermal insulation layers; Heating mattress covered by thermal insulation layers. See Annex AA for insulation specifications. ‌3.101 Water Circulation Heating Blanket‌ Flexible, flat appliance for bed heating using circulating water, typically comprising: Water heater unit; Interconnecting hoses; Blanket without electrical heating elements. ‌3.102 Water Circulation Heating Mattress‌ Soft, padded appliance for bed support using circulating water, typically comprising: Water heater unit; Interconnecting hoses; Mattress without electrical heating elements. ‌4. General Requirements‌ GB/T 4706.1—2024 applies unless modified herein.