Recent content by Navaraj
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earthing scheme suitable for worst/large value of soil resistivity in order to get earth resistance value below 5 ohm?
It's bit dry environment, the soil nature of the site is mostly rocky, Sandy soil. The site is located in Hilly region above 1200m from sea level and is more prone to lightning area. I want the permanent solution for earthing, mostly for sensitive equipment installed at the site and more to...- Navaraj
- Post #3
- Forum: UK Electrical Forum
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earthing scheme suitable for worst/large value of soil resistivity in order to get earth resistance value below 5 ohm?
i don't the exact value of the soil resistivity as no survey of soil sample is carried out at the site .However Copper earthing electrode 50mm diameter of 2.5 m is driven where its circumference were filled with chemical compound power to the height of rod and earth resistance was found to be...- Navaraj
- Thread
- below earth earth resistance earthing get order resistance scheme suitable value
- Replies: 5
- Forum: UK Electrical Forum
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Standy generator control panel issues
Sorry i am not trying to amuse you or waste your time ,i will keep it touch with you ,i have lots of queries to ask you.i will chat you after i got free time.- Navaraj
- Post #19
- Forum: Commercial Electrical Advice
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Standy generator control panel issues
4 pole manual change over switch is present with type 2 spd conncetion and then 3 phase and a neutral of length(35m) is then connected to volatge stabilizer,stabilizer output is connected to standby generator ( generator has contactors which are not damage so far ) then its output is then...- Navaraj
- Post #16
- Forum: Commercial Electrical Advice
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Standy generator control panel issues
The line to line voaltge is around 389volt.The surge protection is not used in the standy generator.amf controller damage during lightning condition ,i couldnit identify the damage ,display doesnot work and geneeator doesnot start Both rod earthing and copper plate earthing is carried out which...- Navaraj
- Post #11
- Forum: Commercial Electrical Advice
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Standy generator control panel issues
Generator is separately driven system with separate neutral earthing system. I I shall provide you some photos of generator AMF panel.  1584454030 The installation of SPD at the main supply- Navaraj
- Post #8
- Forum: Commercial Electrical Advice
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Standy generator control panel issues
I shall send you details after i reached to site- Navaraj
- Post #4
- Forum: Commercial Electrical Advice
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Standy generator control panel issues
Control panel attached to the standby diesel generator gets frequently damage despite of earthing of the body and separate grounding of the generator.What might be the causes to damage the control panel of the generator frequently during lightning sound and light rain condition? only backup...- Navaraj
- Thread
- commercial control generator issues panel
- Replies: 21
- Forum: Commercial Electrical Advice
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types of earthing to be carried out for 3 phase standby generator which is separately driven system
3 phase standby generator of rating 30KVA is to be install in the lightning prone area. The utility main line is TT arrangement where neutral point is grounded with 3 phase and neutral wire provided to load system. A separately driven generator ( standby generator) is also needd with TT...- Navaraj
- Thread
- 3 phase carried commercial earthing generator out phase system three phase types
- Replies: 1
- Forum: Commercial Electrical Advice
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