Explosion-proof emergency telephone - Waterproof Emergency Tunnel telephone suppliers

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ParametersDimensionApplicationsInstruction

Model: CD-INP-PHO-S-SIP-EX
Size: 384*285*169mm
Ambient Temperature: -40℃ to 50℃
Relative Humidity: 10% to 95%
Atmospheric Pressure: 80-110 kPa
Ambient Noise: ≤60dB
Operating Frequency: 300-3400 Hz
Sending Loudness Rating(SLR): 5- 15dB
Receiving Loudness Rating(RLR): -7-2dB
Side Tone Masking Rating(STMR): ≥7dB

Explosion-proof emergency telephone

Utility tunnels
Bridge
Airport
Subway

Supporting documents

name

Version

release date

Explosion proof Telephone

REV1.0.3

2022.03.08

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Tags: Waterproof Emergency Tunnel telephone, sos motorway phone, road emergency telephone manufacturers, public emergency telephone system manufacturers

This product: Explosion-proof emergency telephone

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