Standard No.:	GB/T 14048.10-2025
English Name:	Low-voltage switchgear and controlgear—Part 5-2:Control circuit devices and switching elements—Proximity switches
Chinese Name:	低压开关设备和控制设备 第5-2部分：控制电路电器和开关元件 接近开关
Chinese Classification:	K30    Low voltage apparatus in general
Professional Classification:	GB    National Standard
ICS Classification:	29.120.40 29.120.40    Switches 29.120.40
Source Content Issued by:	SAMR, SAC
Issued on:	2025-10-31
Implemented on:	2026-5-1
Status:	valid
Superseding:	GB/T 14048.10-2016 Low - voltage switchgear and controlgear - Part 5-2: Control circuit appliances and switching elements - Proximity switches
Target Language:	English
File Format:	PDF
Word Count:	69600 words
Translation Price(USD):	2784.0
Delivery:	via email in 1~10 business day

本文件适用于能感应金属的和（或）非金属的物体存在与否的电感式和电容式接近开关、能感应反射声音物体存在与否的超声波式接近开关、能感应物体存在与否的光电式接近开关和能感应带有磁场的物体存在与否的非机械磁性式接近开关。本文件范围内的产品在故障条件下不具有确定功能。具有确定功能的接近开关的要求见IEC 60947-5-3，同时需满足附加要求。上述接近开关是独立的，并且具有半导体开关元件，能用于连接额定电压交流不超过250 V（50 Hz或60 Hz），或直流不超过300 V的电路。本文件范围内产品的典型应用示例：——工厂自动化和机械工业；——物流和包装行业；——传送带、升降机；——过程工业；——发电厂。特殊应用（如腐蚀性环境）可能会导致附加要求。本文件不适用于具有模拟量输出的接近开关。本文件旨在说明接近开关的下列内容：——定义；——分类；——特性；——产品信息；——正常使用、安装和运输条件；——结构和性能要求；——额定特性的验证试验。本文件范围内的产品预计只能由熟练人员选择、安装和维护。

Contents Foreword IV Introduction IX 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 4.1 General 4.2 Classification according to sensing means 4.3 Classification according to the mechanical installation 4.4 Classification according to the construction form and size 4.5 Classification according to switching element function 4.6 Classification according to type of output 4.7 Classification according to method of connection 5 Characteristics 5.1 General 5.2 Operating conditions 5.3 Rated and limiting values for the proximity switch and switching element(s) 5.4 Utilization categories for the switching element 6 Product information 6.1 Nature of information – Identification 6.2 Marking 6.3 Instructions for installation, operation and maintenance 6.4 Environmental information 7 Normal service, mounting and transport conditions 7.1 Normal service conditions 7.2 Conditions during transport and storage 7.3 Mounting 8 Constructional and performance requirements 8.1 Constructional requirements 8.2 Performance requirements 8.3 Physical dimensions 8.4 Shock and vibration and special environmental conditions 9 Tests 9.1 Kinds of tests 9.2 Compliance with constructional requirements 9.3 Performances 9.4 Testing of operating distances 9.5 Testing for the frequency of operating cycles 9.6 Verification of the electromagnetic compatibility 9.7 Test results and test report Annex A (Informative) Typical dimensions and operating distances of proximity switches A.1 Model IA, IB – inductive cylindrical proximity switches with threaded barrel (IA) or smooth barrel (IB) with cable or connector A.2 Model IC – Inductive rectangular proximity switches with square cross-section A.3 Model ID – Inductive rectangular proximity switches with Rectangular cross-section A.4 Model IX (IN, IS, flatpack, cubical inductive rectangular and cubical proximity switches with small sizes) A.5 Model CA – Capacitive cylindrical proximity switches with threaded barrel A.6 Model CB – Capacitive cylindrical proximity switches with smooth barrel A.7 Model CC – Capacitive rectangular proximity switches with square cross-section A.8 Model CD – Capacitive rectangular proximity switches with rectangular cross-section A.9 Model CX – Capacitive proximity switches with other forms, dimensions and small sizes A.10 Model UA – Threaded barrel ultrasonic cylindrical proximity switches A.11 Model UD – Ultrasonic rectangular proximity switches with rectangular cross-section Annex B (Normative) Class II proximity switches insulated by encapsulation – Requirements and tests B.1 General B.2 Terms and definitions B.3 Marking B.4 Constructional and functional requirements B.5 Tests Annex C (Normative) Additional requirements for proximity switches with integrally connected cables C.1 General C.2 Terms and definitions C.3 Constructional and performance requirements C.4 Tests Annex D (Normative) Integral connectors for plug-in proximity switches Annex E (Normative) Additional requirements for proximity switches suitable for use in strong magnetic fields E.1 Preamble E.2 Terms and definitions E.3 Classification E.4 Construction and performance requirements E.5 Tests Annex F (Informative) Symbols for proximity switches F.1 General F.2 Standard symbols for proximity switches F.3 Additional symbols for photoelectric proximity switches Bibliography Index