Recaptilization of 63KVA Electric Transformer along with other allied electro mechanical equipments at pumping station Seva Jagir Stage 1st

Amount

Recaptilization to 63KVA Electric transformer installed at pumping Station Seva Jagir Stage 1st . The job involves cutting the HT supply of 63 KVA electric transformer. Dismantling of HT/LT connections, lifting up the damaged transformer from the installed position with the help of chain pulley block and manual labour and stacking it at suitable place. Then shifting it from Site to workshop by way of loading in the truck with the help of crane and manual labour there on dismantling/ disconnection the connections of HT bush set & LT bush rod and taking out simultaneously, scratching the old and damaged core sheets and other internal connections by using special tools and tackles, extracting out core of transformer using gas cutter thereby dismantling each limp of Aluminum wound HT coils, extracting HT coils from core and its damaged insulations and draining out all transformer oil from its chamber servicing , cleaning and flushing the oil tank by using chemical to clean all carbon deposits and plugging of leakages. Providing and fitting of new HT leg coils- 12 Nos. and LT leg Coils- 3 Nos. in place of damaged HT and LT coils fabricated of enameled Aluminum wire of required gauge and also providing and fitting of HT & LT metal parts, silicate breather set of gasket, oil level gauge, LT terminal plate, sundry items and insulations, insertion of HT coils /LT coils and then making the internal connection of the coil to make star connections on LT side and delta connections of HT side by way of copper gas welding etc. placing the core in the oven for removal of any type of moisture and for getting megger value. Complete assembling of transformer, topping up of the new transformer, oil 150 Approximately. and then putting the transformer, on no load till required megger value is attained. Shifting of the repaired transformer from workshop to Site and unloading there with the help of crane and manual labour. Connecting the HT & LT Connection and testing it on no load and on full load as well.Complete job including cost of material labour, transporation, labour charge, testing and commissioning on load .

Replacement of damaged link set (LA set) & wornout aluminum armoured cables 185mm2 by way of dismantling of old/wornout damaged link set & aluminum armoured cables, P/F of new link set and aluminum armoured cables as per requirement from L T side of transformer to buss bar fuse system to LT Pole with complete thimbling & insulating (after cutting & peeling) complete job includes the cost of material / labour charges & testing on full load at site. Complete job includes cost of material and labour charges.

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