|
关于SPT-1的要求,参考UL1598以下条款:& z/ Z* N- e" J, h' r
6.13.3.2 The following conductors specified in Table 6.9.1 (CAN) or 6.9.2 (USA) shall be permitted to be
9 q0 x3 l5 x+ p% d3 h2 [used without additional mechanical protection:
8 {& _. M+ u a5 R6 R0 x(a) flexible cord with insulation thickness equal to or greater than Type SPT-2;, y* ^1 N/ p; t2 \8 D2 R& j
(b) flexible cord with insulation thickness equal to or greater than Type SPT-1, routed through
8 ?0 L( J9 T* C8 e2 l7 |, W5 Gthe chain of a chain pendant luminaire; or
0 x$ e5 e( w# u7 N(c) other conductors of minimum insulation thickness 0.80 mm (0.032 in), routed through the8 F' C0 U# o: c7 a
chain of a chain pendant luminaire.8 ?% E) C: G9 O% {
20288的要求,参考UL1574以下条款:2 o( ^' c. j: b' S: n% s2 V
40 Enclosures( Q0 m* D8 c/ J9 C0 R% U/ s0 l
40.1 All splices, components, wires, and leads shall be enclosed in material that complies with the
, \7 P- ~/ \+ Z$ ?1 W( orequirements in 40.2.9 i+ D& {; x+ u
Exception No. 1: The contact blades of an adaptor need not be enclosed.8 J( @! z5 u9 G- q7 f* c
Exception No. 2: Wiring need not be enclosed if it consists of:
+ H6 U7 x* I) G! N- Pa) Leads within a single 0.020 inch (0.51 mm)-thick glass fiber sleeve;
; `9 b/ E( d' E1 ^2 i. Xb) AWM Style 20288;
7 ^. Z5 y1 A% B+ U# }% _! yc) Flexible cord with insulation equal to or greater than Type SPT-2; or$ p' e; @! H1 e$ F, P4 X- P/ `' j
d) The equivalent. |
|