| 摘要 |
<p>An apparatus (1) is described for the control and/or distribution of electric power comprising: a generally box-shaped supporting structure (2) delimiting an inner space (3), the supporting structure (2) comprising confinement walls (5-9) of the inner space (3) in at least one (5) of which an access opening (15) to the inner space (3) is defined; - a protective device (35,55) against the intrusion of dust and similar, stably coupled to the supporting structure ( 2 ). The protective device (35,55) comprises a tearable membrane (55) occluding the access opening (15) and intended for being torn and/or traversed by a fitting or connecting device (30) which can be coupled to the apparatus (1) by engagement with said opening (15).</p> |
