electrical room doors and other civil requirements
DESCRIPTION
Requirement of substation building designTRANSCRIPT
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
1. Standards requirement for doors- General
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
Specific other requirements
Recommendation – The same should be followed for Jojobera
2. Model doors finalized for Sonadih
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
Model – D8a Approved for equipment entrance sonadih – Same recommended
2. Model doors finalized for Sonadih – Equipment entrance
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
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
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
Cut out extension job – to ensure min 250 mm gap
Requirement – Cut out details should be correctly assessed
5. Cable cut out requirements
Anti panic bar Inspection on 13.10.2008 at Kolkata – and accepted for Both sonadih and mejia projects
5. Anti panic bar details
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
Anti panic bar Inspection on 13.10.2008 at Kolkata
Make Godrej – a reputed concern Name plate
Anti panic bar Inspection on 13.10.2008 at Kolkata
Panic bar – Back side
Panic bar – Front side
Anti panic bar Inspection on 13.10.2008 at Kolkata
Panic bar – not actuated condition Panic bar – actuated condition