|
|
我看了一下3.4.2的要求,有些疑问.
9 k, k. D; y6 D' T" Z
4 d2 p' V4 }6 `! _& c+ E) Y/ y断开装置,它有举例子说: j$ y: q- n( O- Y {- ]
-the mains supply plug on the power supply cord,
/ u7 k3 \' v& J3 h& Q-a main supply plug that is of direct plug-in equipement
% _% ~% s/ t* ^-a appliance coupler,
( F6 x: |8 y {! B( e) P-a circuit-breaker
- V; G, y- p& I% Y+ n) ~-for a dc mains supply that is not at a hazardous voltage, a removable fuse, provided that it is accessible only to a service person
5 N8 }5 m7 R! C' s& C7 c4 M-any equivalent device.
. D R6 J" [- V4 Y8 k5 U关于KEVIN1946说的断开装置fuse是属于-a circuit-breaker这个类别吗? |
|