CONSUMER INSTALLATIONS: (EHV/HV, DG/TG, MSB, additions or alterations to the existing installation)

Power sanction letter from supplier in respect of HT installations, Copy of the building plan and elevation approved from competent authority showing area statement of each floor level in respect of M.S Building.

DRAWINGS TO BE FURNISHED:

1. Single line schematic showing capacity of Transformer, Generator, Number of runs and size of HT/LT cable, capacity of HT/LT breakers and protective relays, connected loads on each Panel, Load details of common area lighting, external lighting, UPS, AC/AHU loads, Fire hydrant system loads panel directly tapped from main supply panel, Lifts panel showing separate circuits for lift power and lighting circuits for each lift installation, connected panel loads of individual floors indicating load on each phase, no. of rising mains circuits with capacity and size of raising mains and end feeders along with emergency power supply source.


2. Key plan showing approach road to the site/ building, incoming supply tapping details, location of the building, Transformer centre / HT sub-station, DG room, all major motors and electrical panel, all the earth pits etc .


3. Plan and sectional elevation of transformer yard and / or D G set room, and electrical room with all-round clearances.


4. Method of cable laying.


5. Earthing layout of entire installation showing construction of earth pits as per standards. cross section of earth pit, earthing conductor size, no. of earth pits etc.


6. For Multi-storeyed building: In addition to the above, sectional elevation of the building showing number of floors, electrical shaft/duct, bus bar trunking, fire alarm, earthing, lightning arrestor and its Earthing, aviation lamp etc. and floor wise plan showing location of distribution boards, fan and light points, Fire alarm, Manual call points, Public address system etc.

IPP:

Documents required to be submitted along with the drawing are;

1. Govt. order for having obtained permission for setting up of power plant.


2. Power purchase agreement copy.


3. Scheme of grid synchronization.


4. Power Evacuation infrastructure details including sending and receiving end equipments.

Drawings to be furnished:

1. Topographical map showing location of the power plant/unit.


2. Single line schematic of entire project


3. Sectional plan and elevations


4. Earthing scheme

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