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Varistor with Alarm Fuse (FZ)
     
  "FZ" is an anti-lightning (Surge Protector) device combining a varistor and Daito alarm indicator fuse.  
     
 
AlarmFZ
 
     
  A varistor and alarm indicator fuse combo isolate the former, even when varistor deteriorates or a surge exceeding the surge yield strength enters and causes damage thereto, thus avoiding the risk of a secondary fault.
Varistor damage is indicated and an alarm is triggered.
The combination of an alarm indicator fuse offers the following features in addition to surge absorption for the varistor:
 
     
 

(1) Plug-in type with simple and safe.

 
     
 

(2) It can be mounted and dismounted without touching the charged part. (High degree of electrical safety)

 
     
 

(3) Easy visual checking of the location of a failed varistor. (Blown fuses are indicated)

 
     
 

(4) Varistor failure can be indicated as an electrical signal. (An alarm contact)

 
     
 

For more information Catalog (PDF)
It is necessary to download Japanese font for Adobe Acrobat (or Adobe Reader) to see the PDF documents.

 
     

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