IEC62505 Vs NFC17-102(2011) Lightning Protection Systems

1. Presentation Merging with Technologies May 2017

2. Surge in Systems and Result

3. Fire Accident due to Lightning
We Want India Safe Practice Earthing and
Protection

4. External/Internal Surge Source

7. LIGHTNING FORMATION

10. Facts about Lightning
• A strike can average 100 million volts of electricity
• Current of up to 200,000 amperes
• Can generate 54,000 oF
• 10/350MicroSec/50KA Fault Current/Discharge in
Nano Sec
Protection
Earthing Design100KA Fault Current/Joints Exothermic
/Flexible Down Conductor with Shortest Route &
Less Corner

11. • Lightning Protection Standard use in India
(IS2309 Now IEC 62305-5)NBC2016
Working Principle Angullar No Compromise with Design
Max Protection 30Mtrs from One
No Product warrenty from Manufacturer
High Maintenance Require
NFC17-102(2011) Now Europeon Standard(ESE LA)
Working Principle Radius Compromise with Design
Possible with Increasing Qty of ESE
Max Protection 109 Mtrs Radius from One
Manufacturing Warrenty and Test Certificate for Products
Available
Maintenance on Call Basis

14. PASSIVE PROTECTION SYSTEM

15. EARLY STREAMER EMISSION
t = TFR – TESE
E.S.E. LIGHTNING RODS
ACTIVE PROTECTION SYSTEMS
Radius Protection

16. junction point
Upward leader
Downward leader
LIGHTNING FORMATION

18. Installation
ESE AT with radius protection form 32 mtr to 107 mtr.
DMC Insulator .
GI/FRP Mast .
Down Conductor Copper / Copper Cadmium
Cable 70 sq. mm
Copper Bonded Ground Earthing

19. Neeraj Saini – 9910398538
Rahul Verma – 9910398535
Manav Chandra - 9910398999