... cables up to 69kV. For stress cone construction, where it provides the conducting layer. For smoothing electrical stresses on irregular shaped lugs and connectors. For smoothing electrical stresses in joints and terminations using premoulded components. For smoothing electrical stresses on overhead power lines, reducing discharges and consequent interference to local radio and telephone communications. ...
...The Frame-Cover set D and H Concrete Telephone includes a safety locking device. Concrete Telephone Cover equipped with Flush Handles with the surface. Frame fitted with lugs for securing to the Concrete. The Concrete Telephone Covers feature an Anti-blocking System to facilitate their opening. The sides of the Telephone Covers are open at 100º. The quality guarantee of the Concrete Telephone Covers Brand from a recognized company at the European level in accordance with the UNE-EN 124 / EHE standard, oversized by 20% in Resistance.
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