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KTH 17B Intrinsically Safe Automatic Telephone

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Date: Sep 30 2018
Subject: KTH 17B Intrinsically Safe Automatic Telephone
Category: Electric Machinery, Sound/Television Equipment & parts
Company: Shandong China Coal Group
Contact:
Mike Jiang Write & Send Message
Country: China
Type: Sell
Text: china coal 0001
Introduction of KTH 17B Intrinsically Safe Automatic Telephone
1. KTH 17B intrinsically safe automatic telephone is not only used underground,
tunnel, metal mining, chemical industrials, etc ,but also in hard pollution places
2. The material of cover is with features of waterproof, dustproof, anticorrosion and
the protection degree IP54;
3. Installation ,desk-top ,hanging type optional, by adopting the newest electronic
switch structure, all the components is fixed strongly.
4. The phone keypad is sealed and bright, ringing sound, visual and also has
emergency call, hang up call, redial.
5. With communication distance adjustment switch, it is possible to adjust the
switch to improve the communication effects according to the distance between
the telephone and dispatch master station for the situation of long communication
distance, bad insulation of wire.
Main Parameter of KTH 17B Intrinsically Safe Automatic Telephone

KTH17B
Max input DC voltage DC52V
Max input circuit  Current DC 65mA
Feed voltage DC48V
Bell ringing  voltage DC24-48V
Net Weight (kg) 1.65kg
Size (mm) 285mm×175mm×135mm
Communication Distance ≤5km,model: MHYV1*2*7/0.37
Belling Grade ≥80dB
Material ABS
Protection  Level IP54
Installation Wall Mounting/ desk top
Link coupler KTA16B safe coupler, connect to 10 phones
Dial model DTMF
Function Explosion proof /waterproof/ anti-dust /anti-corrosion
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