• 8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
  • 8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
  • 8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
  • 8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
  • 8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
  • 8 Channel Amplifier Fault Changeover with Speaker Line Surveillance

8 Channel Amplifier Fault Changeover with Speaker Line Surveillance

Type: Professional Amplifier
Usage: Hi-Fi, AV, KTV System
Used For: Professional
Tube Type: IC Amplifier
Function: Pre-amplifier, Auto Amplifier
Sound Channel: 2.1
Customization:
Manufacturer/Factory & Trading Company

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Basic Info.

Model NO.
EN-800AC
Output Number
8
Voltage
AC 220V
Element Number
Monoamplifier
Conductive Mode
AB
Weight
3.2kg
Dimension
482(W)X420(D)X44(H) mm
Power Supply
DC24V by Phoenix Connector Max. 2A
Zone Loading Capacity
500W /100V Line Max.
Transport Package
Carton
Specification
(L*W*H)484*365*88
Trademark
FTD
Origin
China
HS Code
9520909090
Production Capacity
3000/Month

Product Description

About us:
8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
Guangzhou FTD Audio Limited is a leading manufacturer of Public Address System and Conference System in China, We are focus on R&D and our Professional R&D team already 15 years′ experience on Audio field. FTD audio will offer the professional products and service to each of partner and do a win win business with our partners!

Our main products are 
Public address system ,EVAC system, IP PA system ,conference system ,PA amplifier and PA speaker.These system are all designed and produced by our engineer. We are accept OEM,ODM order.


8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
EN-800AC


 Features:
  • 8 Channel amplifier fault changeover with speaker line surveillance
  • 19" rack mount design in 1U height
  • One standby amplifier to backup 8 amplifier within 1 second
  • 8 speaker line supervision for open circuit, short circuit and impedance fluctuation
  • Each speaker zone detection time within 2 seconds
  • The amplifier and speaker line fault will be reminded by indicator, buzzer, fault out and RS485 out
  • 8 amplifier indicator, standby amplifier indicator and 8 speaker line indicator
  • With calibrate button on front panel to initialize or calibrate each amplifier and speaker line setting
  • With 8 balanced line inputs and 8 balanced line outputs with 24V overriding relay
  • With 8 amplifier 100V inputs and 8 zone 100V outputs
  • Dipswitch for 8 zone enable or disable the monitoring
  • Auto or manual two different monitoring options
  • 10% and 20% two speaker impedance monitoring options
  • Expandable from 8 zones to max 192 zones
  • Two RS485 interface to third party system
  • 24V DC operation system
 
Specifications:
 
Model EN-800AC
Description 8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
Channel 8 Channels
Connector Eight balanced line inputs by phoenix connector
Eight balanced line outputs with 24V relay by phoenix connector
Eight Amplifier 100V inputs by phoenix connector
Eight Speaker 100V outputs by phoenix connector
Two RS485 interfaces by phoenix connector
Configuration Auto or manual monitoring dipswitch; Enable or disabled 8 zone monitoring dipswitch
Expandable to 192 zones ID dipswitch; 10% or 20% monitoring speaker line fluctuation
Input Sensitivity/Impedance 1V, 10K Ohm
Pilot Tone Frequency 20 KHz (±5%)
Detection Line 50V/70V/100V Speaker line
Detection Level 50V rms min
Amplifier Detection Time < 1 Second
Speaker Line Detection Time < 2 Seconds per speaker zone
Changeover Time < 1 Second
Failure Detection Time 5-15 Seconds
Failure Reset Time 20 Seconds Max.
Zone Loading Capacity 500W /100V Line Max.
Max Loading Current 8A
Measurement Sensitivity ±10% of Speaker line impedance
Power Supply DC24V by phoenix connector Max. 2A
Dimension 482(W)x420(D)x44(H) mm
Weight 3.2kg
Exhibition:
8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
8 Channel Amplifier Fault Changeover with Speaker Line Surveillance
Shipment:
8 Channel Amplifier Fault Changeover with Speaker Line Surveillance

 

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