SECTION DESCRIPTION
SECTION 1 SCOPE OF WORK
SECTION 2 ANCILLARY MECHANICAL AND ELECTRICAL APPARATUS
SECTION 3 230 kV & 132 kV GAS INSULATED SWITCHGEAR AND
33KVAIR INSULATED SWITCHGEAR
SECTION 4 POWER TRANSFORMERS
SECTION 5 PROTECTION, METERING AND CONTROL
SECTION 6 AUXILIARY POWER AND CONTROL CABLES
SECTION 7 EARTHING SYSTEMS, ELECTRODES CONNECTIONS
SECTION 8 BATTERIES, CHARGERS AND DC SWITCHGEAR
SECTION 9 LV AC DISTRIBUTION SWITCHGEAR
SECTION 10 BUILDING AND CIVIL ENGINEERING WORKS
SECTION 11 SUPPORTING STRUCTURES FOR OUTDOOR EQUIPMENT
SECTION 12 LIGHTING, SMALL POWER, HEATING AND VENTILATION
SECTION 13 FIBRE OPTIC MULTIPLEXER EQUIPMENT FOR
COMMUNICATION AND PROTECTION
SECTION 14 POWER CABLES AND CABLE TERMINATING ACCESSORIES
SECTION 15 QUALITY ASSURANCE, INSPECTION, TESTING,
COMMISSIONING AND WARRANTY
SECTION 16 NLDC FACILITIES
SECTION 17 DRAWINGS
NEW 132/33KV GIS SUBSTATION AT DHAMRAI:
(i) Design, supply, delivery, installation, testing & commissioning of a complete new outdoor type 132kV Gas Insulated Switchgear
(GIS) & 33kV Outdoor Air Insulated Switchgear (AIS) substation at Dhamrai (which is situated at the west side and about 30km away from center of capital city Dhaka). The 132kV GIS shall be consisting of two line bays, two transformer bays and one bus- coupler bay to connect two new 132 kV overhead lines (Kaliakoir- 1 & 2) & two 132/33 kV, 50/75MVA power transformers; space provision shall be kept for future extension of five 132 kV bays.
The configuration of the 132 kV busbar shall be double busbar scheme. Jointing plugs shall be kept for adding future bays and jointing plugs required for connecting GIS of different makes.
(ii) Design, supply, delivery, installation, testing & commissioning of a new outdoor type 33 kV AIS switchyard with single busbar and two 33kV incomer bays to connect two 33kV side of 132/33 kV, 50/75MVA power transformers; space provision shall be kept for future extension of six(6) outgoing 33kV bays with busbar & skeleton; and
(iii) Design, supply, delivery, installation and testing &commissioning of two 50/75 MVA, 132/33 kV outdoor type power transformers and two 33/0.4 kV, 200KVA outdoor type
auxiliary transformers.
Associated control, protection, substation automation, fiber optic multiplexer equipment for communication & protection, and civil works are also under scope of work of this turnkey bid.
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