KTH-33 Mine explosion-proof telephone, Intrinsically safe telephone

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KTH-33 Mine explosion-proof telephone, Intrinsically safe telephone Using range KTH - 33 mine this type of telephone for dual audio telephone, and associated equipment HDK - coupler and dispatcher station or switches can communication system of coal mine safety net, can be widely used in environment of explosive mixtures. The explosion-proof marks for "ExibI". The main features The machine body is aluminium alloy casting forming, good appearance, high mechanical strength. Adopting domestic new button number plate (answering no button number plate). Internal circuit adopt the internationally used integrated circuit, with hair, accurate, clear communication, and stability. Have orders to the audio, pulse compatible function (factory general switch into audio). The machine has a shockproof, moisture-proof, small volume, light weight, strong, durable, easy maintenance, etc. technical parameters environment temperature：-10~40 environment temperature：95 atmospheric pressure：（86~106）KPA device context: HDK - coupler Maximum input dc current：30MA highest ringing open circuit voltage：60V Maximum input fluid flow：20ma Overall dimensions：112*290*122 weight：2、5KG

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Jining Hengwang Mining Machinery Co., Ltd.

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