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LV Surge Arresters upto 440 V FullScreen
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LV Surge Arrester upto 440V for substation protection from lightening and switching overvoltages. LV Surge Arresters provide protection for low-voltage overhead lines, consumer in-house supplies, distribution transformers and other systems. Numerous tests have confirmed durability of the housing, even when exposed to extreme temperature fluctuations and contamination

  • Make in India
  • TE
  • Suitable for indoor and outdoor applications
  • Integrated disconnector and 1m line lead
  • Overhead lines housing and lead are flame retardant and UV resistant
  • Easy to identify failure indicator
  • Easy to install (no tools required) 
  • Tested according to IEC 61643-1+ Amd.1 and EN 61643-11
  • more...

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Technical Information

Type

 

LVA-280B  

LVA-440B  

Continuous operating voltage (Uc) 

280 

440 

Applicable standard /class  

 

IEC 61643-1 / Class II / Imax= 40 kA 

Nominal discharge current 

kA 

10  

High current impulse 4/10µs 

kA 

100  

(test as per IEC 60099-4) 

Rated frequency 

Hz 

48 – 62  

Ambient temperature 

°C 

-40 to +70  

Energy absorption during line discharge impulses (2shots): 

kJ/kV·Uc 

4.1  

Maximum Discharge current  

kA 

100 

Certifications

CPRI
CPRI

More info available on request

CESI
CESI

More info available on request

ERDA
ERDA

More info available on request

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