Supply, Installation and Commissioning of the Equipment of the Electrical Transformer... Tender

Procurement Summary

Country : Algeria

Summary : Supply, Installation and Commissioning of the Equipment of the Electrical Transformer Station 10 Kv Hta / Lv

Deadline : 29 Dec 2021

Other Information

Notice Type : Tender

TOT Ref.No.: 61591505

Document Ref. No. : 81/F/21

Financier : Self Financed

Purchaser Ownership : -

Tender Value : Refer Document

Purchaser's Detail

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Tender Details

Tenders are invited for Supply, Installation and Commissioning of the Equipment of the Electrical Transformer Station 10 Kv Hta / Lv for the Regional Center Directorate of Tda (Bordj El Bahri)

The equipment covered by this consultation must have the following characteristics: Operating
conditions:
■ Protection ................................................ ... IP53
■ Operating voltage ....................................... 10 KV
■ Nominal voltage ........................................ 12KV
■ Frequency ................................................ ..50 Hz
■ Maximum ambient temperature ...................... (+ 50 ° C)
■ Minimum ambient temperature ...................... (- 05 ° C)
Cell Type:
■ Small footprint cubicle.
■ Interior type cell, prefabricated modular.
■ Use: Realization of MV / LV substation, with ВТ metering.
■ SF6 switchgear and air insulation.
The degree of protection corresponds to the IP53 classification in accordance with IEC
recommendations, namely:
■ Protection of people against contact with live parts or moving parts inside the enclosure
■ Protection of the equipment against the penetration of solid foreign bodies and dust.
Locking and servoing:
The station has locks and slavings in such a way as to ensure the safety of people in accordance
with the IEC standard. Ms allow the realization of the following provisions:
■ To operate a breaking device, the door must be closed and the earthing switch open.
■ To close the earthing switch, the disconnecting device must be open.
■ To access the interior of a cubicle, the breaking device must be open and the earthing switch
closed.
EQUIPMENT:
Position composition:
■ An incoming cell. 10 kV motorized switch
■ A 10 kV motorized switch feeder unit
■ A 10 kV transformer protection cell
■ Fault current detector for underground networks.
Composition of cells:
Arrived cell 10 KV switch composed of:
■ A 400 A copper busbar
■ A 10KV three-pole switch
■ Cable ends.
■ An earthing switch
■ A voltage presence indicator
■ Locking by locks
■ Heating element with thermostat (with protection), 150 W / 230 V AC 50Hz.
Deport Switch 10 KV cell composed of:
■ A 400 A copper busbar
■ A three-pole 10 KV switch
■ Cable ends.
■ An earthing switch
■ A voltage presence indicator
■ Locking by locks
■ Heating element with thermostat (with protection), 150 W / 230 V AC 50Hz.
Combined 10 KV fuse protection unit for the transformer composed of:
■ A 400 A copper busbar
■ A three-pole 10 KV switch
■ Three fuses, H.P.C. (high breaking capacity); (more 03 reserves)
■ Cable ends.
■ An earthing switch
■ A voltage presence indicator
■ Locking by locks
■ Heating element with thermostat (with protection), 150 W / 230 V AC 50Hz.
■ An earthing switch downstream
Cobles and thimbles:
■ Crimp lugs for 240 mm2 cable
■ Dry cable MT 12 KV (1x35mm2)
Lot of safety equipment:
1 Insulating stool - Qty 01
2 Rescue pole (body) with wall fixing - Qty 01
3 Voltage absence checker with pole and wall fixing - Qty 01
4 Glove box - Qty 01
5 Pair of insulating gloves - Qty 01
6 Spare MV fuse for wall bracket - Qty 01
7 Fuse holder - Qty 01
8 Support for operating handle - Qty 01
QUANTITATIVE AND ESTIMATED DETAILS:
1. End kit (IpOle) for 12kv cable
2. Arrival cell Motorized switch
3. Motorized switch starter cell
4. Transformer protection unit by combined fuse
5. Safety equipment package
6. Dry cable MT 12 kv 1x35 mm2
7. Crimp lugs for 240 mm2 cable
8. Fault current detector for underground networks
9. Transformer cell servo lock
10. Compensation battery with protection circuit breaker
11. Set of spare HTA fuse 630kva / 12kv
12. Civil engineering improvements
13. Installation and commissioning of the substation
14. Removal of existing Draria-type hypertension cells

[Disclaimer: The above text is machine translated. For accurate information kindly refer the original document.]

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