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內部結構可能還是要根據需要了.6 E' i5 ]% V/ w6 [' i# @
, l4 h0 J3 K/ l2 D& pUNDERWRITERS LABORATORIES INC. APPLIANCE WIRING MATERIAL
1 V6 [- T3 i" k4 u2 GSubj. 758 Section 2 Page 2517 Issued: 1970-10-212 J" a# w8 l s7 k" z
Revised: 2004-01-302 E* V& Z9 |, X2 \# R$ W2 X
8 i# f% F: @: u B
Style 2517 Thermoplastic (PVC) Jacketed Cord.: N1 t- N9 s6 g: h, [
______________________________________________________________________________
* b* T% n9 W6 s' Y' g5 U6 o# J
7 y# k6 ^. }# N5 r; b" X* x& ?Rating 105°C, 300 Volts.
. ?( a# E/ ^) ?$ a______________________________________________________________________________: ~; J8 A( F \
; |) h5 a) |* ? ?7 z
Insulated No. 40 AWG minimum. Labeled or complying with
. d5 x" Y; {$ a$ x& l* x; ~Conductors Manufacturer’s AWM Procedure having a minimum rating of 9 o4 k2 K( j Q+ `5 s; \
105°C, 300 Volts.: E3 [0 R# J5 j. F$ e" w
______________________________________________________________________________
9 ~: M) Z0 O n4 G9 h- ?% y
: U% e1 U3 M" w5 @3 YAssembly Consists of two or more singles, twisted pairs or groups # `* p0 b" N) R* c' u- A B
of twisted singles twisted together. The singles or
7 [* [# u: X p groups of singles may be laid parallel forming a flat,
7 p# _, p# E' c& `* x* \ oval or round cable. The lay of the conductors are not
7 y) E. T& I3 { specified. A barrier layer and/or fillers are optional. ( W: _8 M! O, u: n2 n# V
Manufacturer shall maintain a complete description of each
6 _* o7 M* x% k# ]$ D! S assembly. May use same or mixed AWG size.
) E2 O0 M5 ?; h* @+ o2 {: `" Z______________________________________________________________________________
/ V: r6 F) a. @, E% Q! C0 _
1 W) j% Y0 @& r @ Z$ p/ yCovering Optional.
" m- [! L+ |. C# P3 J3 u______________________________________________________________________________
- [3 p5 c( O: s \
* s& c. _2 ~- k3 ?# c3 }Shield Optional.# S5 Z* X2 N+ B) n2 I& s2 }+ y( j
______________________________________________________________________________
, S" I8 q8 p/ I) D! o1 f
8 G+ ]# q- I; h! p( M# NJacket Thickness of Thermoplastic PVC Jacket
: n, q% h1 B# V* Z) ^, o# w+ h' z8 @7 s# A+ w
#Dia. of Cable Avg. Thickness Min Thickness }( |4 `8 |- ^% V# L1 P& ?
under Jacket in mils at any point
- i4 y: `, o( P$ x7 R- {- { in inches Minimum in mils _& i; v. D, j2 o7 p0 I
( Y0 D; {5 W6 ?( ^8 s5 }+ r1 N
0.700 or less 30 24
5 N& l. m* a+ b; {6 U) Y8 d 0.701 - 1.000 60 48
6 o' v0 Y- F; s; {' v 1.001 - 1.501 80 648 f. Y8 O; @7 v
- j' f( ?5 y3 p, V$ Y. I( U # - Major diameter if cable is flat or oval.& x0 ]1 [0 u, d! q! y5 u
______________________________________________________________________________
# m/ |) `4 a! M
% `) _" S! R( \$ N: m' V4 lBraid Optional.
( i5 V5 k- |$ q, [& [______________________________________________________________________________
1 s. ~% o, V% ?6 v. ?0 A. k% S' V+ n* `# B _1 L8 M
Standard Appliance Wiring Material UL 758.
8 u5 ?0 T# r+ W1 a# F" n______________________________________________________________________________
1 J6 g; _+ s) }+ n g3 A (Continued on Page 2517A)6 G2 M# U7 u' v
% H1 J g( }2 b m. hUNDERWRITERS LABORATORIES INC. APPLIANCE WIRING MATERIAL
2 U# s T5 x* p0 m6 E! xSubj. 758 Section 2 Page 2517A Issued: 1970-10-21
5 N8 A" v+ u2 D; F4 W5 p Revised: 2004-01-30
/ c' J ~* j: A! p6 S% g3 v9 Z: S; K( k8 G0 t# T
Instructions Detailed Examination of the Cable Assembly and Jacket Wall.: }: O0 J$ e$ a3 t9 a) A
to UL Tensile Strength and Elongation of Jacket, Class 43.
- G5 ^( x+ i4 o0 f% MRepresentative Dielectric Strength Test, 1500 V (Shielded Cable only).
_% T0 \/ d! ^$ ?" @5 N' m& C# }( a5 a) B, @% p* T: _
The designation of all Styles of the individual conductors used making up the cable assembly shall be available, and the UL Representative's tag shall indicate if the Style is labeled or not. If they are not labeled, the appropriate Follow-Up Tests shall be conducted.
$ f: I$ Q$ V- }9 ?2 Q/ S$ ]______________________________________________________________________________
' \+ L% L! R2 Q3 T8 P2 M! ^
4 }! \, V+ A- J! ~1 cUL (4) Detailed Examination.& d4 T) `' C6 K; P) h4 e5 _
Counter-Check (4) Tensile Strength and Elongation of Jacket, Class 43.. s- ~8 T5 p; e2 I# Y2 I
Program (4) Heat Shock on Jacket. I$ k! y! w) X4 r) A
(4) Deformation on Jacket, Class 43.( c* @5 h" e/ O2 ]: d! z
(4) Cold Bend on Completed Cable.
2 Y4 n3 f: d: }$ i, E+ H* (12) Cable Flame Test on Completed Cable.
- ]% I4 h( R& R1 \3 g* J" `' ~
8 n8 D2 G' H6 p, ]- _ If the insulated Styles are not labeled, the appropriate
3 x0 e4 S2 E! y, Y' N5 N Follow-Up Tests shall be conducted.
+ k0 V/ [% C9 K e' r4 v: p, j* k7 C. k" h______________________________________________________________________________% C0 s5 Y$ d) t) F5 G: M2 k/ Z
m3 A- E0 |9 E8 [6 P
Marking General.
+ |! w/ Y- B, u2 c- S______________________________________________________________________________) ~4 Y$ y7 A+ J) T' w
* {# q5 f% v6 G2 l6 _$ k" e( N
Use External interconnection of electronic equipment or internal 2 C% N) }1 P8 p8 X/ ?5 x
wiring of electronic equipment or appliances. Tags may also % N0 g. W0 d7 {8 _6 [1 ^* |1 d
indicate the following: "600 Volts peak for Electronic Use 9 @# @1 [' ]4 n; Y0 T
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