SPECIAL REPAIRS REPLACEMENT OF OLD UNSERVICEABLE LT FEEDER PILLAR BOXES AND LT CONTROL PANELS AT CERTAIN E AND M INSTALLATIONS AT AFA HYDERABAD

BUS-BAR & INTERNAL CONNECTIONS : The bus-bars shall be made up of 04 Nos high grade Aluminium 100 A rated, duly insulated with 1100 V grade standard colour coded PVC sleeves & rigidly mounted on suitable sized "F" class insulators of non-hygroscopic, non-combustible, all internal connections from main bus-bars to switch gears etc. PROVISION FOR CABLE ENTRY : The provision for cable entry/exit shall be provided in the bottom for both incoming & out-going cables with the help of glands matching the existing LT cable sizes. INCOMING : (a) MCCB 4P (Ics = 100% Icu) with thermal magnetic release, adjustable short circuit & adjustable overload setting,suitable for isolation, having breaking capacity 25 KA & of rating 20 to 32 A - 01 Nos. Make : Cat No : DZ0F0020-32CXC1AOOOO of Make L&T or techno-commercially equivalent of LEGRAND/SIEMENS. OUTGOINGS : (a) MCB, SPN, 10KA, 230V, "C" curve, 06-32 A, ISI marked - 03 Nos (2W + 1S). Make : LEGRAND/ABB/SIEMENS (b) Single Phase DOL Starter perfectly suitable for Submersible Pumping Set of capacity upto 2 HP, conforming to IS/IEC : 60947-4-1, IP-54, with & incl Extended wide band coil, FRLS Copper Internal Wiring, Starter Type - Air Break, Class-H Insulation with Contactor Rating - 12A, Overload Relay Range - 2.8A to 4.2A incl testing complete. Make : SIEMENS/L&T/HAVELLS/BCH - 02 Nos (1W + 1S) INSTRUMENTATION SYSTEM : (a) Digital type Multi-Function meter with built in selector Switch & 03 Nos CTs matching with the I/C breaker, Accuracy Class - 1.0, 3 phase, Size 96 x 96 mm. Make : Cat No WL411010OOOO of make L&T or techno-commercially equivalent of ELMEASURE/SECURE. (b) Indicator lamp with integral circuit (230/240V) & cluster LED (Red, Orange, Blue) - 01 Set. (c) Danger notice plate of size 20 x 15 cm of 1.6mm thick mild-steel sheet, vitreous enamelled white, with letters, figures and conventioinal skul and bones in signal-red colour and fixed with MS clamps, bolts and nuts of approved size, for LT conforming to IS-2551 - 02 Nos (Front & Back).

Supply, install, commissioning & testing of Motor Control Panel "out-door type" of size 1200 mm (height) x 1000 mm (breadth) x 600 mm (depth) (minimum dimensions) factory fabricated CPRI approved (type-tested) with suitable neoprene rubber gasket to make it completely dust & vermin proof & degree of protection not less than IP-55 & general construction confirming to IS-13947, double door, front & back openable. The panel shall be provided with ventilation facility in the form of louvers for better heat dissipation & tinned copper bus-bar wrapped with coloured PVC tape/sleeves of rating in conformity to the Incoming MCCB/MCB rating. The panel board shall be fabricated out of 3.15 mm thick (for outer portions) & 2.0 mm thick (for inner portions) CRCA sheet duly pre-treated & powder coated, supporting angle iron frame & MC channel base suitable for 3 Ph, 4 wire system 415/440 volts grade incl complete internal wiring with not less than 2.5 sqmm copper wire incl cable glands of suitable sizes incl suitable PCC (1:3:6) type C-2 foundation , necessary earthwork (if any) incl taking down old unsv one complete all as specified & as directed & to the entire satisfaction of the Engr-In-Charge with & incl the following accessories : [ For Other Borewells ]

BUS-BAR & INTERNAL CONNECTIONS : The bus-bars shall be made up of 04 Nos high grade Aluminium 100 A rated, duly insulated with 1100 V grade standard colour coded PVC sleeves & rigidly mounted on suitable sized "F" class insulators of non-hygroscopic, non-combustible, all internal connections from main bus-bars to switch gears etc. PROVISION FOR CABLE ENTRY : The provision for cable entry/exit shall be provided in the bottom for both incoming & out-going cables with the help of glands matching the existing LT cable sizes. INCOMING : (a) MCCB 4P (Ics = 100% Icu) with thermal magnetic release, adjustable short circuit & adjustable overload setting,suitable for isolation, having breaking capacity 25 KA & of rating 40 to 50 A - 02 Nos. Make : Cat No : DZ0F0050CXC1AOOOO of Make L&T or techno-commercially equivalent of LEGRAND/SIEMENS. (b) Compact Enclosed ATS (Automatic Transfer Switch) suitable for inside panel mounting & I-O-II operation, 4 Pole, 63 A, confirming to IEC 60947-6-1 - 01 No complete with following features/specifications : (i) Double-Break Contact System offering High Short-time Withstand. (ii) Ample Space for Cable Termination. (iii) Ease of Generator Control (ON-OFF, Cooling Cycle Self-Test). (iv) Cyclic Event Logger. (v) Priority Source Selection. (vi) Adjustable Time Delay (0.1 Sec to 3 Hrs). (vii) Suitable for 3-Phase as well as 1-Phase sources. (viii) Protections - UV/OV, Phase Sequence, Single Phasing, Frequency. (ix) Terminal Shrouds, Phase Barriers & Source Separator etc. Cat No : 1SYN151254R1001 of make ABB or techno-commercially equivalent of L&T/Siemens.