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More Details About Auto-Dial Explosion Proof Telephone

The Auto-dial Analogue Industrial Explosion-proof Telephone is designed for voice communication in the hostile environment where reliability, efficiency, and safety are of prime importance. The telephone can handle the large temperature differences found outdoors, high humidity, exposure to seawater and dust, Corrosive atmosphere, Explosive gases & particles, as well as mechanical wear and tear, making it perfect for use as an emergency telephone.


Analogue Version
Power Supply From the analog telephone network
Supply Voltage 24 VDC to 65 VDC
Supply Current 20 mA DC to 100 mA DC
Ringer Volume – 80dB(A)  at a distance of 1 m
– 110dB(A) at a distance of 1 m (for external horn speaker)
Dialing Method DTMF mode by ITU-T recommendation Q.23.
Ambient conditions
Protection type IP 66 as per EN60529
Operating temperature -40°C to +70°C
Storage temperature -45°C to +85°C



Unit Size: 204*334*126mm (H*W*D)

Carton Dimension: 200*300*440 mm (H*W*D)

Packaging materials: pearl cotton, carton

Net Weight: 7 KG

Gross weight: 8 KG

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