Adastra NPC30A, systém řízení hladiny zvuku
Easy installation and operation
Trigger level, reset time and frequency response are adjustable
Automatic operation
Fire alarm interface
Remote microphone (supplied) monitors the sound level
Built-in contactor with 30A switching capability
Approved by Environmental Health Departments
Robust steel case
Remote status indicator available (Stock code 952.804)
Power supply: 230Vac, 50Hz
Dimensions: 239 x 317 x 80mm
Weight: 7.6kg