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Nanyang Yitong Explosion proof Electrical Co., Ltd
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BYS series explosion-proof speaker (constant pressure)
Product Description: The BYS series explosion-proof speaker is designed to meet the requirements of extremely special environments such as gases below
Product details
Product Introduction


Product Introduction


Can be used in explosive gas hazardous areas in Zone I and Zone II, made of stainless steel 304 material, with a corrosion-resistant surface, lightweight and durable, novel design, and pure and beautiful sound;

Extremely wide audio coverage range, achieving excellent voice reproduction performance, explosion-proof high-frequency horn shell, safe and reliable, dustproof and waterproof, corrosion-resistant;

High protection level, suitable for indoor and outdoor use 24/7, with one G1/2 outlet and one audio input;

Easy to install, simple to maintain, and available in various installation methods such as wall mounted, pole mounted, and hoisting.



Application Scenario:


The BYS series explosion-proof speakers are suitable for hazardous areas containing flammable and explosive gases, such as petroleum, chemical, oil and gas, drilling platforms, oil depots (ships), ports, docks, military, pharmaceutical, mining, etc.


Technical Specifications:


Explosion proof parameters
Explosion-proof marking Ex d IIC T6 Gb/Ex tD A21 IP65 T80℃
protection level IP66
Electrical parameters
power 25W、50W、100W
constant pressure 70V 100V 110V 120V
loudness ≤ 120dB/1m
frequency range 300-3400Hz
electrical connection Two core cable connection
mechanical parameters
material stainless steel
weight 7.5Kg
Installation method wall-mounted
Cable entry device G1/2
Environmental indicators
Explosive gas mixture IIA IIB IIC
atmospheric pressure 80~106KPa
ambient temperature -20℃~+60℃
relative humidity ≤95%RH(+25℃)

Ordering remarks:
1. Option configuration: □ 25W □ 50W □ 100W
2. Installation method: □ Wall mounted □ Pole mounted □ Lifting

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