SPL REPAIR/REPLACEMENT OF LT PANELS WITH ASSOSIATED ITEMS AT VARIOUS SUB-STNS OF DAHUNG AREA OF AGE E/M UNDER GE TENGA

Excavation in trenches in any type of soil not exc 1.5 mtrs wide and not exc 1.5 mtr in depth for laying of pipe/ cables/ poles etc and getting out .

Returning filling in any type of soil including spreading leveling watering and well ramming in layers n.exc 25 cm complete all as specified and as directed.

Removing excavated soils to a distance n.exc. 50 mtr and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and as directed.

M & L for laying of fine, clean sand (river sand) free from sharp materials and stone particals in trenches for cushioning of cable 8 cm thick under cable and 15 cm thick over the cable including gently punning complete all as specified and directed. Note:- The total thickness of sand shall be measured 18 cm after punning.

Supply and laying un-reinforced precast.concrete cable protection cover of class LV, type-1, flat size 250mm x 150mm x 40 mm, factory made of specified make , complete all as specified and directed.

Supply, installing, testing and commissioning, factory made and tested ,CPRI type tested LT feeder pillar , outdoor type floor mounted , suitable for 415 volts 3 phase 4 wire, 50 Hz AC supply system, having bus bar chamber duly insulated The panel shall be dust and vermin proof, IP 65 class protection and made of 3.15 mm CRCA MS sheet and LT panel shall bemounted on angular frame work of 50x50x5mm thick angle iron base frame, minimum 60 cm hight and fixed with PCC 1:4:8 type D-2 (using 40mm graded crushed stone aggregate) in foundation for fixing panels, powder coated finish over one coat of red oxide primer outside and two coats of red oxide primer on inside, both side opening type, with aprons for cable entry, with double door shutter and locking arrangement and consisting of the following all as specified including taking out old feeder pillar and taking out LT cable from loop for connecting in new panel and necessary excavation etc and consisting of the following

(a) Aluminium bus bar four Nos 1200 Amps each ,fixed on epoxy insulated with panel fixed horizontally, duly insulated with heat shrinkable sleeves in colour code - 04 Nos Incoming:- (b) ACB, 04 Pole, 800 Amps with ultimate breaking capacity Icu- 50 KA at 415 volts , adjustable type with Microprocessor settings - 01 No Outgoing:- (c) MCCB, 4 Pole, 250 Amps with ultimate breaking capacity Icu- 25 KA at 415 volts , adjustable type with thermal and magnetic settings of range 200-250 Apms conforming to IEC 60947 Part-I/IS-13947 Part-I - 06 No (Ics=Icu=100%) (d) MCCB, 4 Pole, 160 Amps with ultimate breaking capacity Icu- 25 KA at 415 volts , adjustable type with thermal and magnetic settings of range 125-160 Amps conforming to IEC 60947 Part-I/IS-13947 Part-I - 02No (Ics=Icu=100%) (e) MCCB, 4 Pole, 63 Amps with ultimate breaking capacity Icu- 25 KA at 415 volts , adjustable type with thermal and magnetic settings 50-63 Amps conforming to IEC 60947 Part-I/IS-13947 Part-I - 01 No (Ics=Icu=100%) (f) Spare for MCCB upto 250A (g) MCB SPN 32 AMP 10 KA - 03 Nos

(h) Panel mounted digital multifunctional meter in 96X96 Sqmm flush mounted case SP, accuracy class 1.0,0.5, voltage measuring rane 50-520VAC, CT secondary site suitable 1A/5A, programmable CT/PT to measure V,A, F, PF, kW, kVA, - 1Set. (i) LED phase indication lamps R,Y,B LED type with 3 Nos of 2A HRC Fuses – 1 set:- (j) Internal wiring with suitable size of PVC insulated stranded copper conductor cable duly crimped with copper lugs & ferruled and aluminum strips for MCCB's/SDFU. (k) Platform for the panel with PCC 1:4:8 type D-2 with 40 mm graded crushed stone, 15 mm thick in foundation, brick work in CM 1:6 with sub class B old sized bricks, renderung 15 mm thick in CM 1:6 on exposed surfaces and 100 mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed stone aggregate on top and grouting bolts etc for panel. The platform shall be such that it is of a height 50cm above the nearest ground level. Note :- Panel drawings & make of MCCB will be submitted by contractor for approval from Accepting Officer before ordering the panel

Supply, installing, testing and commissioning, factory made and tested ,CPRI type tested LT feeder pillar , outdoor type floor mounted , suitable for 415 volts 3 phase 4 wire, 50 Hz AC supply system, having bus bar chamber duly insulated The panel shall be dust and vermin proof, IP 65 class protection and made of 3.15 mm CRCA MS sheet and LT panel shall bemounted on angular frame work of 50x50x5mm thick angle iron base frame, minimum 60 cm hight and fixed with PCC 1:4:8 type D-2 (using 40mm graded crushed stone aggregate) in foundation for fixing panels, powder coated finish over one coat of red oxide primer outside and two coats of red oxide primer on inside, both side opening type, with aprons for cable entry, with double door shutter and locking arrangement and consisting of the following all as specified including taking out old feeder pillar and taking out LT cable from loop for connecting in new panel and necessary excavation etc and consisting of the following

(a) Aluminium bus bar four Nos 200 Amps each ,fixed on epoxy insulated with panel fixed horizontally, duly insulated with heat shrinkable sleeves in colour code - 04 Nos Incoming:- (b) MCCB, 04 Pole, 100 Amps with ultimate breaking capacity Icu- 25 KA at 415 volts , adjustable type with thermal and magnetic settings of range 100-125 Amps conforming to IEC 60947 Part-I/IS-13947 Part-I - 01 No (Ics=Icu=100%) Outgoing:- (c) MCCB, 04 Pole, 63 Amps with ultimate breaking capacity Icu- 25 KA at 415 volts , adjustable type with thermal and magnetic settings of range 50-63 Amps conforming to IEC 60947 Part-I/IS-13947 Part-I - 03 No (Ics=Icu=100%) (d) MCB SPN 32 AMP - 03 Nos (e) MCB TPN 32 AMP - 02 Nos