Utility Tunnel Noodtelefoons

Emergency telephones for utility tunnel purpose made of aluminium alloy material by die casting. The telephone waterproof is rugged and durable. Body-integral, Strong flame retardancy and low-temperature resistant. Special sealing design can ensure complete waterproof grade up to IP66. Waterproof, dustproof and moisture-resistant. The telephone waterproof widely used in tunnel and outdoor. Most metro and high-speed rail project need install IP66 telephone for emergency communication.

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Parameters:DimensieToepassingenInstructie

Model: CDU-AUX
Maat: 492*302*185mm
Omgevingstemperatuur: -40℃ tot 50℃
Relatieve vochtigheid: 10% tot 95%
Atmosferische druk: 80-110 kPa
Omgevingsgeluid: ≤60dB
Bedrijfsfrequentie: 300-3400 Hz
Luidheidsclassificatie verzenden (SLR): 5-15dB
Geluidssterkte ontvangen (RLR): -7-2dB
Side Tone Masking Rating (STMR): ≥7dB

Utility Tunnel Noodtelefoons

Nutstunnels
Brug
Luchthaven
Metro

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Vorig: Explosieveilige noodtelefoon

Volgende: SOS-noodtelefoon

This product: Utility Tunnel Emergency telephones

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Utility Tunnel Noodtelefoons

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This product: Utility Tunnel Emergency telephones