Fayda Tüneli Acil durum telefonları

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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parametrelerBoyutUygulamalarTalimat

Model: CDU-AUX
Size: 492*302*185mm
Ortam Sıcaklığı: -40℃ ila 50℃
Bağıl Nem: 10% ila 95%
Atmosfer Basıncı: 80-110 kPa
Ortam Gürültüsü: ≤60dB
Çalışma Frekansı: 300-3400 Hz
Gönderme Ses Yüksekliği Derecelendirmesi (SLR): 5- 15dB
Ses Alımı Derecesi (RLR): -7-2dB
Yan Ton Maskeleme Derecesi (STMR): ≥7dB

Fayda Tüneli Acil durum telefonları

Yardımcı tüneller
Köprü
Havalimanı
Metro

Destekleyici dokümanlar

isim

Sürüm

yayın tarihi

Öncesi: Patlamaya dayanıklı acil durum telefonu

Sonraki: SOS Acil durum telefonu

This product: Utility Tunnel Emergency telephones

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