Standard No.:	GB 20651.2-2014
English Name:	Reciprocating internal combustion engines―safety―Part 2: Spark ignition engines
Chinese Name:	往复式内燃机 安全 第2部分：点燃式发动机
Chinese Classification:	J90    Piston type internal combustion engine and other power equipment in general
Professional Classification:	GB    National Standard
Source Content Issued by:	AQSIQ; SAC
Issued on:	2014-06-09
Implemented on:	2015-5-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	8000 words
Translation Price(USD):	200.0
Delivery:	via email in 1 business day

1 Scope This part of GB 20651 specifies the safety requirements and protective measures for the ignition engine and its basic auxiliary equipment, and may proposes special requirements for gas engine according to the specific uses. This part does not cover special requirements in potentially explosive atmosphere. This part is applicable to onshore, underground and water spark ignition engines (hereinafter referred to as engines). Note: The engine described in this part refers to the prime motor to the power output end. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 1883.1 Reciprocating internal combustion engines- Vocabulary- Part 1: Terms for engine design and operation GB/T 1883.2 Reciprocating internal combustion engines - Vocabulary - Part2: Terms for engine maintenance GB 3836.1-2010 Explosive atmospheres - Part 1: Equipment - General requirements GB/T 4025 Basic and safety principles for man-machine interface, marking and identification - Coding principles for indicators and actuators GB/T 4365 Electrotechnical terminology - Electromagnetic compatibility GB 4556-2001 Reciprocating internal combustion engines - Fire protection GB/T 4672 Reciprocating internal combustion engines - Hand-operated control devices - standard direction of motion GB/T 6072.1 Reciprocating internal combustion engines - Performance - Part 1: Declarations of power fuel and lubricating oil consumptions and test methods - Additional requirements for engines for general use GB/T 8420 Earth-moving machinery - Physical dimensions of operators and minimum operator space envelope GB/T 9239.1 Mechanical vibration - Balance quality requirements for rotors in a constant (rigid) state - Part 1: Specification and verification of balance tolerances GB/ T 9969 General principles for preparation of instructions for use of industrial products GB/T 10398 Small gasoline engines - Evaluation and measurement of vibration GB/T 10715-2002 Belt drives-V-ribbed belts, joined V-belts and V-belts including wide section belts and hexagonal belts - Electrical conductivity of antistatic belts: Characteristics and methods of test GB 14023 Vehicles, boats and internal combustion engine - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receivers GB/T 14024 Limits and methods of measurement of radio interference characteristics of electric power plant with internal combustion engines - Conducted interference GB/T 14652.1 Small craft - Fire-resistant fuel hoses

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 General 5 Hazard list 6 Safety requirements and/or protection measures 7 Use and maintenance Annex A (Normative) Hazard list