Blank detail specification of ceramic vacuum switch tubes for low-voltage circuit breakers

SJ/T 10728-1996 Blank Detailed Specification for Ceramic Vacuum Shaped Tubes for Low Voltage Circuit Breakers SJ/T10728-1996 Standard Download Decompression Password: www.bzxz.net

Preparation number: t13-1997
Electronic Industry Standard of the People's Republic of China
SLT10728—1996
Ceramic Vacuum Switch Tubes for Low-voltage Circuit Breakers
Air Force Detailed Specification
Blank detail specification pf ceramic vacuumsitch tubes for low-voltage tircuit breakers1996-07-22 Issued
1996-11-01 Implementation
Ministry of Electronics Industry of the People's Republic of China
Electronic Industry Standard of the People's Republic of China
Ceramic Vacuum Switch Tubes for Low-voltage Circuit Breakers
Air Force Detailed Specification
Mlark detall spcclficalion uf eermie varuunswrilrh tubes for Inw-voltage circuit breakers Subject and applicable scope
S/1 10728 - 1996
This blank detailed specification is a supplementary document to S1/1DSB1--94 (general specification for vacuum switches for low-voltage circuit breakers). It completes the contents included in the standard format adopted by the European standard. This standard uses ceramic vacuum switch tubes for low-voltage circuit breakers with a voltage of 1.2kV and below and a sensitivity of 50H (or UHz). The vacuum switch tube is called vacuum interrupter (hereinafter referred to as vacuum interrupter). 2 Reference standards
S)/T1U581--94 General specification for vacuum switches for low-voltage circuit breakers SI/T10582--94 Test methods for vacuum switches at the end of low voltage circuit breakers 3 Detailed specification structure, contents 3.1 The "Introduction" part of the detailed specification should adopt the following typical examples; "The standard is based on S/T10725.1995 (blank paper specification for ceramic vacuum switch tubes for natural voltage breakers) and meets the requirements of S/T1U581-94 (general specification for switch tubes for low voltage circuit breakers). 3.2 The "Specification" part of the detailed specification should adopt the following typical examples: \This specification stipulates the technical performance, inspection methods and marking, packaging, and selection of XXX type circuit breakers.
"This standard is applicable to XXX type low voltage circuit breaker ceramic vacuum switch (hereinafter referred to as the "standard"). \3.3 Detailed specification recommendation book \1 Practice standard" The main purpose of this part is to explain the connection and the standards that must be used. 3.4 The detailed specifications should include the product type, product type drawings, and the cumulative size items and tolerances of the appearance. 3.5 The "technical specifications" part should meet the following requirements: 3.5.1 The product performance requirements should be in accordance with the requirements of the Electronic Industry of the People's Republic of China, approved on July 22, 1996, and implemented on November 1, 1996. 53/110728-1996 Table 1 Performance parameter table You can determine the circuit connecting capacity (current) of the group and the breaking capacity (current) of the group. Determine the range of breaking force (current) and the rated operating breaking capacity (current). Determine the short-time rain receiving device and the electrical specialist. Establish the institute and establish the factory. Establish the long-term personnel. Purchase the tensile force during the test and the allowable contact safety bearing capacity during the test. 3.5.2
The mechanical operating parameters of the low-voltage circuit breaker composed of switch joints should be filled in according to Table 2. Table 2 Mechanical operating parameters of the low-voltage circuit breaker after assembly 5
Contact stroke
Flat groove closing area
Minimum working pressure
Contact closing time
Two-plate parts
Test certificate
SJ/T10728—1996
3.5.3 The housing should comply with the provisions of G772, and the acceptable values ​​of surface defects should be written according to the contents specified in Table 3. Others should comply with the provisions of the detailed specifications.
Table 3 Permissible defects on the surface of the ceramic shell
A defect
Defect item www.bzxz.net
Defect area
Comfort point, number of defects
Air-lubricated
Stickiness
Special surface
Or height
Outer cover defect
Total area of ​​the defect
Type of defect
Product area
3.6 The "inspection items and inspection requirements" section of the detailed specification should include: delivery inspection, routine inspection, type inspection, 3.6.1 Factory inspection technology 4 decision writing, | |tt||Outer dimension
Melting pressure under the force of rotation
Quality shop
Storage period = d, r, dd)
Inspection according to Table S membrane
Monitoring items
Extra-court changes
This head has a large opening distance
Static safety bearing capacity
Table 4 Factory inspection glue
Inspection method
Waste S[/㎡[0583
Inspection according to force method
Dial S/T10562
Inspection
Oil storage point results
SJ/T [58!
1.4.1 5.4.2
Taiwan 5/16561
Qitai 51/T10581
6.13,6.1.4,6 1 6 6 .1)..1.12 requirements
Conform to product appearance drawing
Conform to S/ 115xl 6.3.2
Wear 0 N/1 1115X1 7.1.2
Etc./1 115×6.3.4
Conform to SI/T J0581 7.7.7.
For meeting 111581
For Taiwan $/115x1.3.2, 5.2.5.1,
3.6.3 Type inspection connection table 6 bad writing
Provisional operating standard circuit breaking sink (current)
Predetermined limit torque circuit breaking capacity (electrical
Number-determined overtime withstand test
Machine city printing
Alternating potential
S/T16728-1996
Flexible 6 type inspection
According to the method
5J/T10582
Testing requirements
Dimensional marking
S/T10728—1996
Appendix
Dimension marking regulations
(supplement)
Dimension items and tolerances shall be in accordance with the provisions of Table A1. Table A1
The length of the joint part of the conductive rod
The diameter (or width) of the pole
The length of the end face of the shop
The quantity of the large insulated
The diameter of the sealing
The mark
The specification and length of the product
The position of the vertical column
The length (depth) of the installation
The parallelism of the dynamic and static opening (or the dynamic and static conductive rod) and the vertical installation of the country
The torsion tolerance of the surface
Note; D symbol\V\ indicates\suitable\. ② Item 9-3 of the ECG terminal product point marking requirements. Additional notes: This standard was proposed by the Ministry of Electronics Industry of the People's Republic of China. This standard was approved by the Standardization Research Institute of the Ministry of Electronics Industry. This standard was drafted by the Wuxi Vacuum Electric Appliance Factory and the Standardization Research Institute of the Ministry of Electronics Industry. The main drafters of this standard: Hu Raoqi, Fen, Li Jiji, Liu Jian. Size Tolerance not specified
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