electrical room doors and other civil requirements
DESCRIPTION
Requirement of substation building designTRANSCRIPT
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1. Standard requirements for doors
2. Model doors finalized for sonadih
3. Photos of doors from other plants
4. Civil requirements for substation cable cellar room
5. Cable Cut out requirements
6. Anti panic bar details
Contents
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1. Standards requirement for doors- General
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Extract from Indian Electricity rules – 1956 amended up to 2000.
Hence only metal doors of fire rating – 2 hours are accepted. The same is as per NFPA 70 E new fire guidelines of Lafarge
2. Standards requirement for doors– Specific Electrical
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Specific other requirements
Recommendation – The same should be followed for Jojobera
2. Model doors finalized for Sonadih
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Model – D7 Approved for main entrance for sonadih – Same recommended
Photo – old Now anti panic bar fixed and swing outwards
2. Model doors finalized for Sonadih – Main entrance
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Model – D8a Approved for equipment entrance sonadih – Same recommended
2. Model doors finalized for Sonadih – Equipment entrance
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Transformer room door with a small door for inspection and interlocking – Height to be adjusted according to approved heights- same recommended
2. Model doors finalized for Sonadih – Dist Transformer
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3. Photos of doors – from other plants
Cellar Room door Equipment Entrance door
Main Entrance door
Here all the doors are wooden only metallic doors of 2 hour fire rating are accepted
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Cable cellar with supports where cellar height is >2 meter beam bottom
Advantage – Panel alignment does not depend on civil finishing
4. Civil Requirements for cable cellar rooms
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Cut out extension job – to ensure min 250 mm gap
Requirement – Cut out details should be correctly assessed
5. Cable cut out requirements
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Anti panic bar Inspection on 13.10.2008 at Kolkata – and accepted for Both sonadih and mejia projects
5. Anti panic bar details
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Anti panic bar Inspection on 13.10.2008 at Kolkata
1. One no anti panic bar is brought for inspection at Kolkata.
2. The anti panic bar is of Godrej make which is a reputed concern.
3. The anti-panic bar is also fire rated – 1.5 hour .
4. Party will submit the type test report & equipment wise test report.
5. With conditions 3 & 4 the anti panic bar is approved.
Some photographs are attached in next slides
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Anti panic bar Inspection on 13.10.2008 at Kolkata
Make Godrej – a reputed concern Name plate
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Anti panic bar Inspection on 13.10.2008 at Kolkata
Panic bar – Back side
Panic bar – Front side
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Anti panic bar Inspection on 13.10.2008 at Kolkata
Panic bar – not actuated condition Panic bar – actuated condition