Intrinsically safe explosion-proof automatic telephones consist of an explosion-proof telephone and a safety device. The safety holding device converts the general telephone line into an intrinsically safe explosion-proof circuit, which is connected to the intrinsically safe automatic telephone. By using an explosion-proof headset, you can make clear calls even in noisy environments in explosion-proof compartments. The explosion-proof class has acquired Ex ia ⅡBT4 IECEx certification.
| Make | NHE |
|---|---|
| Manufacturer | NIPPON HAKUYO electronics, ltd. |
| Model code | ODZ-9461-1A |
| Mount | Wall |
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