Supply installation and Commissioning of LT Distribution panels in VA and FA shop Bldg. No 3 and 4 inside Factory area at OFMK

Amount

Supply and Erection, Installation & Commissioning of LT Distribution Panel (NOTE SL.NO. 1 TO 1.08 SPECIFICATION DETAILS ONLY. HENCE RATE IS NOT TO BE QUOTED AGAINST 1 TO 1.08 SL. NOS)

i) Indoor type floor mounting LT Distribution panel with Air Circuit Breaker/MCCB as incomer and MCCBs as outgoing feeders, suitable for 415 V ,3 Phase 4 wire 50 Hz AC supply system made out of min 2mm CRCA steel sheet suitably bended and welded to impact strength with sand blasting, powder coated with separate housing for incoming and each outgoing MCCB, suitable for bottom cable insertion and incomer to ACB with suitable supporting arrangement. The doors shall be hinged type edges of the Front /Back door shall be provided with knobs, with a neoprene rubber gasket, the nuts and bolts used are of rust proof. The whole panel shall be mounted on base frame made of structural steel channel. The panel shall be compartmentalised, the busbar and cable alley shall be shrouded by barrier plates.

ii) TPN Aluminium Bus Bar shall be of high conductivity aluminium and of 0.8 Amps/ mm2 having fixing arrangement with proper insulating material to isolate each phase and neutral. Provision of Heat shrinkable insulating sleaves to the bus bars with colour coding. Busbar shall run throughout the length of the chamber and shall be extendable type. Minimum electrical clearance shall be maintained between phase and neutral and body as per standards.

iii) Copper earth bar of size 50x 5mm to be fixed in the panel for earthing

v) Separate and adequate compartments shall be provided for accommodating instruments, indication lamps, fuses etc.

vi) All outgoing circuits should have digital Ammeters of suitable range of class 1 accuracy with suitable CTs.

vii) All the MCCBs should have Extended rotary handles ,phase separators, spreaders, locking device, removable base plate, Neutral links, extended terminals, adjustable thermo magnetic setting, Ics=Icu=Icw (1 sec) ,Overload protection, Short Circuit protection. Indication lamps ON, OFF, TRIP, RYB phase indication lamps LED type.

viii) All 400 Amps out going feeders shall consists of seperate Multifunction meters along with suitable CTs.

(NOTE: THE PANEL DESIGN SHALL BE AS PER POINT NUMBER 1 to 1.08) Indoor Distribution panel : Supply, Erection & Commissioning of of LT indoor Distribution panel shall have a provision of the following (without ACBs and MCCBs) i) Air circuit breaker 800 amps, 4 pole,Ics=Icu=Icw (1 sec) ,50 KA as Incommer. and the following as outgoing MCCBs ii) MCCB, 3 pole, 400A, 35KA,-4Nos iii) MCCB, 3 pole, 250 A, 35KA -2Nos iv) MCCB, 3 pole,125A,16KA-2 Nos v)MCCB, 3 pole,25-100A, 16KA-4 Nos and the Panel shall be designed as per Sl. No.1 of specification

(NOTE: THE PANEL DESIGN SHALL BE AS PER POINT NUMBER 1 to 1.08) Indoor Distribution panel : Supply, Erection & Commissioning of of LT indoor Distribution panel shall have a provision of the following (without MCCBs) i)MCCB, 3 pole , 400A ,35 KA as incommer and the following as outgoing MCCBs ii) MCCB, 3 pole, 250 A, 35KA -2Nos iii) MCCB, 3 pole,125A,16KA-2 Nos iv)MCCB, 3 pole,25-100A, 16KA-4 Nos and the Panel shall be designed as per Sl. No.1 of specification

(NOTE: THE PANEL DESIGN SHALL BE AS PER POINT NUMBER 1 to 1.08) Indoor Distribution panel : Supply, Erection & Commissioning of of LT indoor Distribution panel shall have a provision of the following (without MCCBs) i)MCCB, 3 pole , 400A ,35 KA as incommer and the following as outgoing MCCBs ii) MCCB, 3 pole, 250 A, 35KA- 1 Nos iii) MCCB, 3 pole,125A,16KA- 1 Nos iv)MCCB, 3 pole,25-100A, 16KA- 6 Nos and the Panel shall be designed as per Sl. No.1 of specification

(NOTE: THE PANEL DESIGN SHALL BE 1 to 1.08) Indoor Distribution panel : Supply, Erection & Commissioning of of LT indoor Distribution panel shall have a provision of the following (without MCCBs) i)MCCB, 3 pole , 400A ,35 KA as incommer and the following as outgoing MCCBs ii) MCCB, 3 pole, 250 A, 35KA- 2 Nos iii) MCCB, 3 pole,125A,16KA- 2 Nos iv)MCCB, 3 pole,25-100A, 16KA- 8 Nos and the Panel shall be designed as per Sl. No.1 of specification

(NOTE: THE PANEL DESIGN SHALL BE AS PER POINT NUMBER 1 to 1.08) Indoor Distribution panel : Supply, Erection & Commissioning of of LT indoor Distribution panel shall have a provision of the following (without MCCBs) i)MCCB, 3 pole , 400A ,35 KA as incommer and the following as outgoing MCCBs ii) MCCB, 3 pole, 250 A, 35KA- 1 Nos iii) MCCB, 3 pole,125A,16KA- 6 Nos iv)MCCB, 3 pole,25-100A, 16KA- 15 Nos and the Panel shall be designed as per Sl. No.1 of specification

(NOTE: THE PANEL DESIGN SHALL BE AS PER POINT NUMBER 1 to 1.08) Indoor Distribution panel : Supply, Erection & Commissioning of of LT indoor Distribution panel shall have a provision of the following (without MCCBs) i), Air circuit breaker 800 amps, 4 pole,Ics=Icu=Icw (1 sec) ,50 KA as Incommer. and the following as outgoing MCCBs ii) MCCB, 3 pole, 250 A, 35KA- 5 Nos iii) MCCB, 3 pole,125A,16KA- 14 Nos iv)MCCB, 3 pole,25-100A, 16KA- 6 Nos and the Panel shall be designed as per Sl. No.1 of specification

Dismantling of Panel: Dismantling of existing Electrical panels including disconnection of cables, glands etc completely and shifting to stores as instructed by EIC.

Air circuit Breaker : Supply and Fixing of ACB 4 Pole, 415 V, Manual Drawout type with microprocessor release of capacity 800 Amps, 50KA breaking capacity with Earth fault ,Over load , short circuit protection, shunt trip , Ics=Icu=Icw (1 sec) and auxiliary contacts, LCD Back light Display, Front ON/OFF indication, spring charge/Discharge indication, 3 distinct mechanical positions indication, suitable power pack for shunt trip, Make GE /Areva T&D/Schneider/ Siemens/ L&T/ABB The incomming ACBs are to be installed and commissioned in the LT Distribution Panel as mentioned above

MCCB: Moulded Case circuit Breaker: Supply and Fixing of MCCB 3 Pole, 415 V, Adjustable type, 400 Amps with breaking capacity 36 KA,Ics=Icu=Icw (1 sec) . The Incomming & outgoing Moulded Case Circuit Breakers are to be installed and commissioned in the LT Distribution Panel as mentioned above, Confirms IEC 60947, IS 13947. Make:- GE/Schneider /Siemens/ L&T/ ABB.

MCCB (Moulded Case circuit Breaker): Supply and Fixing of MCCB 3 Pole, 415 V, Adjustable type, 250 Amps with breaking capacity 36 KA,Ics=Icu=Icw (1 sec) . The incomming & outgoing Moulded Case Circuit Breakers are to be installed and commissioned in the LT Distribution Panel as mentioned above, Confirms IEC 60947, IS 13947. Make:- GE/Schneider /Siemens/ L&T/ ABB.

MCCB (Moulded Case circuit Breaker): Supply and Fixing of MCCB 3 Pole, 415 V, Fixed type, 125 Amps with breaking capacity 16 KA,Ics=Icu=Icw (1 sec) . The Incomming & outgoing Moulded Case Circuit Breakers are to be installed and commissioned in the LT Distribution Panel as mentioned above, Confirms IEC 60947, IS 13947. Make:- GE/Schneider /Siemens/ L&T/ ABB.

MCCB (Moulded Case circuit Breaker): Supply and Fixing of MCCB 3 Pole, 415 V, Fixed type, 25 to 100 Amps with breaking capacity 16 KA,Ics=Icu=Icw (1 sec) . The Incomming & outgoing Moulded Case Circuit Breakers are to be installed and commissioned in the LT Distribution Panel as mentioned above, Confirms IEC 60947, IS 13947. Make:- GE/Schneider /Siemens/ L&T/ ABB.

Earthing:Earthing complete with Galvanised steel earth plate electrode 60x60 cm X 6.3 mm thick ,buries directly in ground (Earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not lessthan 1.5 meters below ground level,connected to galvanised iron or steel strip 25x4 mm as earthing lead by means of bolts,nuts,check nuts and washerers of GI or steel all as shown in Electrical plate no 3 connected to earth test point as specified or indicated including testing on completion.

Earth continuity conductor: M&L Earth continuity conductor for or main earthing lead fixed to wall on batten or recess chase or buried in ground or drawn in conduit /pipe or fixed to pole or any other indicated situation for loop earthing etc,as required 25x4 mm GI strip

GI PIPE :Supply and fixing of GI pipe to protect earthing strip 40 mm dia medium grade complete all as specified and directed

GI PIPE :Supply and fixing of GI pipe to protect earthing strip 20 mm dia medium grade complete all as specified and directed

Excavation: Excavating in trenches in hard/dense soil not exceeding 1.5 metre wide and not exceeding 1.5 metre depth over areas in Hard/Dense soil getting out complete all as specified and directed( Dimensions.

cement concrete:providing cement concrete cast in situ for each pit chamber slightly rounded or chamfere angles including finisheing by using type B1 1:2:4 (20mm graded aggregate complete all as specified by the EIC

precast cement concreate: B1 1:2:4 (20mm graded aggregate) in covers slabs for earth pits with faces complete all as specified and directed

mild steel bar 8 mm dia over cut to length ,bend to shape for hooking quality conforming to GD 1 ,IS 432(pt .1 ) complete all as specified yb the EIC

Synthetic panel painting to plastered surfaces: Surfaces of any description over 10 cm girth or width. Single coat of enamel painting.

Writing letters or figures (Block, Roman, italic or Indian) n exc 30cm high

Quality Electric Company

SRS ELECTRICALS

vk sam engineering