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Fire Emergency Evacuation Broadcast

Home Public amplifier System Fire Emergency Evacuation Broadcast
Fire Emergency Evacuation Broadcast Fire broadcast amplifier MP3 Preamplifier Fire emergency telephone

Fire Emergency Evacuation Broadcast GB350E

GB350E

Product features

Integrated design and less occupied space.

High-power output capability.

Silica gel button, beautiful appearance, good hand feeling and long service life.

Output of constant voltage 120V.

Direct access to USB stick or card reader, compatible with USB 2.0 device.

Perfect overload, over-temperature and short-circuit protection, ensuring the system with safe and reliable operation.

Interlock with control device by means of 485 communication mode.

Equipped with auxiliary 24V emergency remote control wire interface.

Reserved with standby 220V port for external connection with backup power supply.

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  • Fire Emergency Evacuation Broadcast GB350E

  • When connecting the line, attention shall be paid to the positive and negative polarity of the power supply.


  • When in use, it should be noted that the chassis shall be grounded well.


  • In order to ensure stable operation of the system, the time interval of continuous switching shall be greater than 10 seconds.


  • If the linkage control with external control panel is required, ensure that the operating frequency is not too fast.

Technical Parameters:
Power supplyAC 220V (+10%,-15%, 50Hz)
Remote control trigger mode24V level trigger
 Line input sensitivity (rms)200mV (external line 1), 900mV (external line 2)
Frequency response range80Hz ~ 8kHz
Total harmonic distortion<5%
SNR70dB
Monitoring power
1W
Rated output voltage20V (constant voltage mode)
Rated output power
350W
Operating environment
Temperature 0 ~ + 40 ℃, relative humidity 95%
Insulation strength
a) AC input to the chassis greater than 50M (DC500 V)
b) Constant voltage output to the chassis greater than
50M (DC500 V)
Electrical strengthAC input to the chassis leakage less than 10mA (AC 1 ,250V)


GB350E_user's manual.pdf

If you need any help, please do not hesitate to contact us by Email, we are sure that you will get our response as soon as possible.


Headquarter in Shenzhen


Tel: +86 755 2690 9106


Fax: 86 755 8622 6969


E-mail: sales@fhsjdz.com


Add: 3F, Guangcai Xin Tian Di Building, Nanshan Road, Nanshan District, Shenzhen, 518054, P.R.China


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