April 22nd, 2010 by admin

The selection of materials and their setting a specialist-acoustician must be engaged in. In fact sometimes sufficiently correct to set only a few acoustic elements – and a problem is decided. For this purpose, certainly, a specialist must be oriented in a market, watch novelties et cetera It is necessary to say that an ideal variant does not exist. And ideal combination of a few types of the acoustic ceilings (such sound-proof «pie») can be picked up. The point is that the different ceilings variously work at different frequencies. For LFS one ceilings will walk up perfectly, for high – other. Editing of the tiled underroofs will not occupy much time. Professional fitters will conduct him quickly, without superfluous noise and dust.

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April 8th, 2010 by admin

Usefully to know that UZO, in same queue, is not able to protect a line and users from a short circuit. It is therefore expedient to put in the pair of UZO and termomagnitnyy automat, or use a differential automat (difavtomat) – device, combining their functions in a single corps. Today market of module termomagnitnykh automats, difavtomatov and UZO is great enough. To give his complete review is not possible within the framework of this article, but large-sized a situation looks so:  Module protective automation of overhead price group. It is such brands, as «ABB», « Siemens», « GE», «AEG», « Merlin Gerin», «Legrand». Protective automation of these producers answers all requirements which can be produced to such to the products.

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