This standard specifies the method for compiling the model of valve electric devices. This standard applies to electric devices for valves such as gate valves, stop valves, throttle valves, diaphragm valves, ball valves, plug valves and butterfly valves driven by motors, controlled by electric contacts, and used in single-speed gate valves, stop valves, throttle valves, diaphragm valves, ball valves, plug valves and butterfly valves (hereinafter referred to as electric devices). JB/T 8530-1997 Method for compiling the model of valve electric devices JB/T8530-1997 Standard download decompression password: www.bzxz.net
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8530-1997 This standard is proposed and managed by the National Valve Standardization Technical Committee. The drafting unit of this standard: Hefei General Machinery Research Institute, Ministry of Machinery Industry. The main drafters of this standard: Liu Yang and Li Yan. Introduction 1 Scope Standards of the Machinery Industry of the People's Republic of China Model compilation method of valve electric devices This standard specifies the model compilation method of valve electric devices, JB/T8530--1997 This standard is applicable to electric devices for valves such as motor-driven, electric contact-controlled, single-speed gate valves, stop valves, throttle valves, diaphragm valves, ball valves, plug valves and butterfly valves (hereinafter referred to as electric devices). 2 Referenced standards The provisions contained in the following standards constitute the provisions of this standard by reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB4831--84 Method for compiling motor product models 3 Model compilation 3.1 Type Electric devices are divided into two types: Z and Q. Type Z represents multi-turn electric devices, which are suitable for gate valves, stop valves, throttle valves and diaphragm valves, etc.; Type Q represents part-turn electric devices, which are suitable for ball valves, plug valves, butterfly valves, etc. 3.2 Model representation method Model representation method for multi-turn electric devices Protection type: Indicated by uppercase Chinese pinyin letters (see Table 1), ordinary type is not indicated Maximum number of revolutions of the output shaft: Indicated by Arabic numerals - Rated speed of the output shaft: Indicated by Arabic numerals, r/min Maximum control torque: Indicated by Arabic numerals, 10N·m Type: Indicated by uppercase Chinese pinyin letter Z (see 3.1) 3.2.2 Model representation method for part-turn electric devices Protection type: Indicated by uppercase Chinese pinyin letters (see Table 1), ordinary type is not indicated - Rated speed of output shaft: expressed in Arabic numerals, r/min - Maximum control torque: expressed in Arabic numerals, 10N·m Type: expressed in capital Chinese phonetic letter Q (see 3.1) Approved by the Ministry of Machinery Industry of the People's Republic of China on April 15, 1997 108 Implementation on January 1, 1998 JB/T8530--1997 Protection type code Note: Types W, F, H and B shall comply with the provisions of Table 3 in 2.2.2 and 2.4 of GB4831--84. 3.3 Model Indication Examples Outdoor Type High Temperature TypeWww.bzxZ.net Low Temperature Type Corrosion-Proof Type High Speed Type Explosion-Proof Type Marine Type Fire-Resistant Type Submersible Type Radiation-Proof Type Heat-Resistant Type Guangwai, Flameproof Type Outdoor, Corrosion-Proof, Flameproof Type For Gate Valves, Globe Valves, Throttle valve and diaphragm valve, maximum control torque is 1800N·m, rated output shaft speed is 18r/min, maximum output shaft rotation number is 80 circles, explosion-proof electric device, model is: Z180-18/80B For ball valve, plug valve and butterfly valve, maximum control torque is 1200N·m, rated output shaft speed is 2r/min, ordinary electric device, model is: Q120-2 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.