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1、J I S Ct2833 92 4733608 0534802 260 UDC 621.31 5.683:621.316.311 JIS JAPANESE INDUSTRIAL STANDARD Spring pressure type wire connectors for electrical installations of buildings JIS C 2 8 1 3 - 1 9 9 2 Translated and Published bY Japanese Standards Association Printed in Japan 9s Copyright Japanese S
2、tandards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTNo reproduction or networking permitted without license from IHS -,-,- I_ J I S Cr28L3 72 4933608 05l14803 LT7 In the event of any doubt arising, the
3、 original Standard in Japanese is to be final authority. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTNo reproduction or networking permitted without license from IHS -,-,- U
4、DC 621.315.683 : 621.316.311 JAPANESE INDUSTRIAL STANDARD J I S Spring pressure type wire connectors for C 2813-1992 electrical installations of buildings 1. Scope This Japanese Industrial Standard specifies spring pressure type wire connectors used for the connection of copper conductors in general
5、 indoor and outside-wall wiring not exceeding 600 V (hereafter referred to as “connec- tors“). The range of wires applicable for these connectors shall be 1.2 mm to 3.2 mm in diameter for solid wires and 1.25 mm2 to 38 mm2 in nominal cross- sectional area for stranded wires and flexible stranded wir
6、es. Remarks 1. Connecting terminals of such apparatus as receptacles and switches are not included in this Standard. 2. The standards cited in this Standard are as follows: JIS C 0060 Fire hazard testing Part 2: test methods, glow- wire test and guidance Electrical indicating instruments Insulation
7、resistance testers (battery operated) 600 V grade polyvinyl chloride insulated wires 600 V grade polyvinyl chloride insulated wires for electrical apparatus Testing methods for wiring devices Copper and copper alloy sheets, plates and strips Electrical methods of temperature measurements Method for
8、determining the comparative and the proof tracking indices of solid insulating materials under moist conditions JIS C 1102 JIS C 1302 JIS C 3307 JIS C 3316 JIS C 8306 JIS H 3100 JIS Z 8704 IEC 112 (1979) 3. The International Standards corresponding to this Standard are given below: IEC 998-1 (1990)
9、Connecting devices for low voltage circuits for household and similar purposes. Part 1: General requirements Connecting devices for low voltage circuits for household and similar purposes. Part 2-2: Particular requirements for connect- ing devices as separate entities with screwless-type clamping un
10、its IEC 998-2-2 (1991) 2. Definitions definitions apply: For the purpose of this Standard the following principal (i) spring pressure type wire connector A connecting device in which the ends of wires are inserted between a conductive plate and a sheet spring for connection of wires. Copyright Japan
11、ese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTNo reproduction or networking permitted without license from IHS -,-,- _ _ J I S C*Z8L3 72 m 4733608 0514805 T7T m 2 C 2813-1992 rated voltage T
12、he maximum working voltage ensured under specified conditions. applicable connecting wire connector (expressed by diameter in mm or cross-sectional area in mm2) and satisfies th specified electrical, mechanical and thermal performances. A wire which can be connected with the spring pressure type wir
13、e connector for use with solid wire (non-universal for solid wire) A connector whose applicable connecting wires are solid wires only. spring pressure type wire connector for common use with stranded wire (non-universal for rigid wire) wires are solid wires and stranded wires. A connector whose gppl
14、icable connecting spring pressure type wire connector for common use with flexible stranded wire (universal) wires, stranded wires and flexible stranded wires. connected by a connector. When there are two or more wire entries, the number of poles is one if the wires belong to the same phase. A conne
15、ctor whose applicable connecting wires are solid - pole The pole means the voltage phase, neutral pole, etc. which can be e spring pressure type wire connector without box not require a box at the connection. A connector which does Classification Connectors are classified as given in Table 1. Table
16、1. Classification of connectors according to according to max- kinds of imum ambient connector for solid wire Special type (l) (55“C, 85“C, llO“C, Non-universal 140C and 200C) connector for rigid wire Universal connector Classification Classification Classification according to by the number of acco
17、rding to style number of poles wires inserted in use Single-pole type (number of poles: i) Multi-pole type (number of poles: 2, 3, 4, 5 ) - With box Without box Notes (l) If a value other than stated is used, it shall be a multiple of 5. (2) The number of wires inserted is not specified. 4. Rated vo
18、ltage Table 2. The rated voltages of connectors shall be as given in Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTNo reproduction or networking permitted without license from
19、 IHS -,-,- 3 C 2813-1992 Table 2. Rated voltages of connectors Rated voltage V 250 (300) 450 750 Remarks: The value in parentheses is a temporary value and will be abolished in the future. 5. Performances 5.1 Construction comply with the provisions of 6. and 10. When the test of 7.2 is carried out,
20、the construction shall 5.2 the test finger shall not come in contact with live parts. Prevention of contact with live part When the test of 7.3 is carried out, O 5.3 out, no detrimental damage shall appear at any part of the connector. Insertion and extraction of conductor When the test of 7.4 is ca
21、rried 5.4 no detrimental damages such as slip out or displacement of the wire, and break of Resistance to flexion When the test of 7.5 is carried out, there shall be component wires. 5.5 Tensile strength When the test of 7.6 is carried out, there shall be no detrimental damages such as slip out or d
22、isplacement of the wire, and break of component wires. 5.6 Resistance to humid conditions This performance is applicable to connectors employing insulating materials other than ceramics, and the specimen shall comply with the provisions of 5.7 and 5.8 when the test of 7.7 is carried out. 5.7 Insulat
23、ion resistance resistance shall be not less than 5 Ma. When the test of 7.8 is carried out, the insulation e 5.8 Dielectric withstand voltage specimen shall withstand the test voltage for 1 min. When the test of 7.9 is carried out, the 5.9 Strength against free fall damage detrimental to service suc
24、h as exposure of conductive parts shall take place. When the test of 7.10 is carried out, no 5.10 Temperature of conductive parts shall not exceed 45 K. When the test of 7.11 is carried out, the temperature rise 5.11 When the test of 7.12 is carried out, the voltage drop per one junction at completi
25、on of 192nd cycle shall not exceed 1.5 times that at completion of 24th cycle and also 22.5 mV or under. Electrical performance Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTN
26、o reproduction or networking permitted without license from IHS -,-,- J I S C*2833 92 W Y933608 0534807 842 W 4 C 2813-1992 5.12 Resistance to heat connectors, and the specimen shall comply with the following requirements: This performance is applicable to the insulation of (i) When the test of 7.13
27、 (i) is carried out on the connector employing insulation other than ceramics, no cracks or deformation detrimental to service shall appear on the insulating materials. When the test of 7.13 (2) is carried out, no deformation detrimental to service shall appear and the specimen shall comply with 5.2
28、. (2) 6. Construction 6.1 Construction in general quality to have correct style, shall be robust and shall comply with the following requirements: Connectors shall be made of materials of good The connector shall not damage the conductors and covering of wires during the connection work and under su
29、bsequent service conditions. The connector shall be so constructed that it can connect the wires easily and it can support the wires individually between the metal bodies with sufficient pressure. The conductor of wire can be extracted by the hand. In this extraction it is allowed to use simple tool
30、s such as a driver, but use of the tool shall not cause detrimental influence on the connector. Each conductor shall be capable of being connected and disconnected individually. However, the disconnection may be made at the same time on all the conductors. When the conductor of wire is inserted corr
31、ectly in accordance with the method specified by the manufacturer, no inadequate connection shall be caused. The length of conductor necessary for connection shall be clearly marked on the connector. For a multi-pole connector, the identification of each terminal and the connection diagram of circui
32、t shall be clearly marked on the enclosure. Connectors for common use with flexible stranded wires (universal) shall also be capable of connecting stranded wires and solid wires, and connectors for common use with stranded wires (non-universal for rigid wire) shall also be capable of connecting soli
33、d wires. As for applicable connecting wires, conductors of three steps in sizes shall be capable of being connected as a rule, and the range shall be 1.2 mm to 3.2 mm for solid wires and 1.25 mm2 to 38 mm2 for stranded wires and flexible stranded wires. Wires not larger than 3.2 mm and 8 mm2 shall b
34、e as given in Table 3. If the manufacturer specifies the range of applicable connecting wires, such a case is an exception. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTNo re
35、production or networking permitted without license from IHS -,-,- 5 C 2813-1992 For 2.0 max. For 2.6 max. Table 3. Applicable connecting wire 2.0 1.6 (1.2) 2.6 2.0 1.6 Classifica- tion For 3.5 max. For 5.5 max. For 8 max. Non- universal connector for solid wire 2.0 1.6 (1.2) 2.6 2.0 1.6 (3.2) 2.6 2.
36、0 Non- universal connector for rigid wire Rated voltage V Universal connector Clearance and creepage distance mm Applicable connecting wires (3) I Solid wire Nominal size mm For 3.5 max.1 :2: LI (1:; For 5.5 max. For 8 max. (3.2) 2.6 2.0 Stranded wire mm2 3.5 2.0 (1.25) 5.5 3.5 2.0 8 5.5 3.5 3.5 2.0
37、 (1.25) 5.5 3.5 2.0 8 5.5 3.5 Flexible stranded wire mmz 3.5 2.0 (1.25) 5.5 3.5 2.0 8 5.5 3.5 Informative reference Maximum capacity of overcurrent breaker which protects the applicable circuit A (4) 20 (15) 30 40 20 (15) 30 40 Notes (3) The wires with sizes denoted by numerical values in parenthese
38、s are not used for general wiring. (*) The numerical value in parentheses indicates when fuses are used. (10) The pressure at the junction shall be applied by means of sheet spring or the like, and the pressure shall not be transmitted to the wire and current carrying part through a molding of synth
39、etic resin or the like. Metal coating or other rust preventive means shall be applied to the parts where rust or corrosion may occur. The clearances and creepage distances between live metal parts of different polarity, between live metal parts and dead metal parts liable to be touched by a man (acc
40、essible), and between live metal parts and accessible surfaces of non-metallic parts shall have at least the appropriate value given in Table 4. (il) (12) 0 Table 4. Clearances and creepage distances 250 (300) 450 750 3.0 3.0 4.0 6.0 Copyright Japanese Standards Association Provided by IHS under lic
41、ense with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTNo reproduction or networking permitted without license from IHS -,-,- _- J I S C82813 92 m 4933b08 05L4809 bL5 m 6 C 2813-1992 Remarks 1. 2. The value in parentheses is a temporary value and wil
42、l be abolished in the future. For connectors without box of a rated voltage not exceeding 300 V, the distance shall be 2 mm or more on the fixed part other than terminal part. (13) (14). The distance from the entry of wire insertion hole to the live part shall be not less than 5 mm. The connector wi
43、thout box shall have a hole which can accommodate the sheath of the cable so that the covering of wire does not appear outside of the connector. The thickness of enclosure made of synthetic resin molding of connector without box shall be 1.5 mm or more. However, it may be reduced to 0.8 mm or more f
44、or the part which will not affect the strength. The symbol stated below shall be clearly marked on the terminal or the enclosure near the terminal of a connector having polarity. 0 (15) (16) (a) The earthing pole and earth terminal shall be marked with PE or 0. However, E, +, G or earth may be marke
45、d, if such marking is unavoidable. The earth side pole (including neutral line of multi-w.ire system) shall be marked with N. However, W may be marked, if such marking is unavoidable. (b) 6.2 Materials following requirements: Materials for each part of a connector shall comply with the The copper or
46、 copper alloys specified in JIS H 3100 or those at least equivalent in electrical and mechanical performances shall be used as the current-carrying parts. Materials not easily rusted such as rust-prevented steel, stainless steel and copper alloys shall be used as the metals for the parts other than
47、current- carrying parts. When synthetic resins are used as the insulation, they shall comply with the test specified in 4. (description of test apparatus) to 11. (evaluation of test results) of JIS C 0060. The duration of grow-wire application shall be 5 s, and the test temperature shall be 850C for
48、 the insulation in contact with live parts and components in earthed circuit, and 650C for other parts. When materials other than ceramics are used as the insulation and the creepage distance is less than twice the value specified in 6.1 (121, the materials shall have a proof tracking index (PTI) of 175 or more specified in IEC 112. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/14/2007 19:43:48 MDTNo reproduction or networking permitted without license from IHS -,