ZR power cable/control cables/electric wiring

Specifications

It is used for flame retardant fee power cable electrical equipment with the electric power cable corresponding places.

  ZR power cable/control cables/electric wiring   

 

 

ZR power cable/control cables/electric wiring

 

 

 

1. Range of application

 

It is used for Alternating current rated voltage 450/750V,control monitoring circuit and protection circuit, etc. It is used for flame retardant fee power cable electrical equipment with the electric power cable corresponding places.  

 

 

 

2. Manufacturing standards

 

Fire retardant properties according to IEC332 or as customer's request.

 

 

 

3.  Using features

 

(1)  Rated voltage from 300/300V to 26/35KV;

 

(2)  Cable conductor of the highest rated temperature 70°C ,90°C,105°C;

 

(3)  Max. operating temperature of conductor when short-circuited: when 70°C is160°C, when 90°C is 250°C ,5s maximum duration,

 

(4)  Cable laying environment minimum temperature should not be less than 0°,

 

(5)  Min. bending radius according to flame retardant product standard regulations;

 

(6) ZR power cable used for through the IEC class requirements higher flame retardant place,

 

   ------  Single cable through the IEC332-1(2) that is,self-extinguishing;

 

   ------  Many root cable or bunched cable through the IEC322-3, only in a certain range combustion then self-extinguishing.