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Utility Tunnel Nødtelefoner
Utility Tunnel Nødtelefoner
Utility Tunnel Nødtelefoner
Utility Tunnel Nødtelefoner

Utility Tunnel Nødtelefoner

Nødtelefoner til brugstunnelformål lavet af aluminiumslegeringsmateriale ved trykstøbning. Telefonen vandtæt er robust og holdbar. Kropsintegreret, stærk flammehæmmende og lav temperaturbestandig. Specielt tætningsdesign kan sikre fuldstændig vandtæt kvalitet op til IP66. Vandtæt, støvtæt og fugtafvisende. Telefonen vandtæt i vid udstrækning brugt i tunnel og udendørs. De fleste metro- og højhastighedstogprojekter skal installere IP66-telefon til nødkommunikation.

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ParametreDimensionAnsøgningerInstruktion
Model: CDU-AUX
Størrelse: 492*302*185mm
Omgivelsestemperatur: -40 ℃ til 50 ℃
Relativ luftfugtighed: 10% til 95%
Atmosfærisk tryk: 80-110 kPa
Omgivende støj: ≤60dB
Driftsfrekvens: 300-3400 Hz
Sending Loudness Rating (SLR): 5- 15dB
Receiving Loudness Rating (RLR): -7-2dB
Side Tone Masking Rating (STMR): ≥7dB

Dette produkt: Utility Tunnel Nødtelefoner

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