REPAIR/MAINT OF APFC PANEL AND CONNECTED ITEM AT 33 KV YARD AND SUBSTATION AT 24 ED

M&L for repair/overhauling of existing APFC panel 50 KVAR TO 75 KVAR capacity/rating incl cleaning with compressed air, tightening of all electric connections, replacement of wornout/ unserviceable cable of suitable capacity/rating with suppy & replacement of lugs, re-fixing of panel door with proper fixing/locking arrangement, glands to be provided as required at cable entries incl any work not included above but considered necessary for efficient performance of APFC panel and testing on completion complete all as specified and as directed by Engr-in-charge. Note: contractor should be be quote the rate including required neccessary material.

All as per item No 01 above but capacity 100-150 KVAR

Supply , Installation, testing and commissioning of in replacement of Power factor improvement panel of capacity 75 KVAR size 1100 mm x 700 mm x 250 mm, fully type test according to IEC 61439-1&2,IEC 61921 including interconnection with LT panel with appropriate size of electric cable for Main panel factory made, weather proof , dust and vermin proof (IP 65) suitable for Humidity: up to 95%,Average daily temperature: +35°C max,Ambient temperature: -5°C to 45°C, 1100 V/660 V grade 3 phase 50 HZ AC supply floor mounted , fabricated out of 14 SWG MS sheet welded on 40 x 40 x 3 mm angle iron frame / base of appropriate size and having four Nos angle iron legs made out of 40 x 40 x 6mm 60 cm long angle iron below frame with front door and back opening having locking arrangement prewired with copper conductor PVC insulated flexible wire size 1.5 sq mm / extension strips and connected with suitable size thimbles , lugs duly painted with grey epoxy powder coating after suitable chemical treatment , legs duly embedded in ground in PCC 1:3:6 of suitable size including locking arrangement suitable for mounting , with required sheet metal enclosures, thimbles , all as specified and directed by Engr-in-Charge and all other electric incoming and outgoing connections with PVC insulated multi stranded flexible copper NYVIN cable of suitable size and PVC flexible conduit medium quality as required , comprising of the following:-

(A) Insulated Bus bar of aluminium of 250 Amps capacity for three phase, fixed on insulators, Busbar should be PVC sleeved with Red, Yellow & Blue Colour, Bus bar support should be of SMC/DMC, Rated Impulse Withstand Voltage 8KV -01 Set

( B) Incommer MCCB 160 Amp , four pole, short circuit breaking capacity 36 KA Icu at 415 V (KA rms), Ics =100% , IEC 60947-2 Adjustable thermal and fixed magnetic setting ,frame LS type, Front Face, Isolation with Positive Break Indication with Double Break Contacts, Standard Extended Rotary Handle, Spreaders, Phase Barrier.Make:- Schneider/ Siemens / ABB/L&T/Havells -1 No.

(C) Capacitor 75 KVAR (2 KVAR x 01 No, 3 KVAR x 01 No, 5 KVAR x 02 Nos, 10 KVAR x 02 Nos, 20 KVAR x 02 Nos) , square type capacitor heavy duty rated, capacitor bank of rated 440 volt , 3 phase, Maximum over current: 1.8 In,Overpressure protection,Discharge resistance 50 V - 1 min, Capacitance Tolerance -5%, +10%,Maximum permissible over current(with thermal protection included)1.43 In ,Maximum permissible over voltage 1.1 x Un, 8 h every 24 h,of rated 480 volt with detuned Reactor of de-tuning factor (P) 7% and suitable output of 75 KVAr at 440 volt suitable output , Overheating protection by thermostat confirming to IS-13340-1993/, 13341-1992 & IEC -60831-1+2. .Make:- Schneider/ Siemens / ABB/L&T/Havells

(D) Intelligent Power factor controller relay 8 steps, seven segment LED Display, Augiliary power factor, Algotitham, Dual password protection 4 digit display, Alarm Indication on Display switching time programmable 1 s to 1809 s, 90V - 550V 50/60Hz 1A/5A with RS485 Make:- Schneider/ Siemens / ABB/L&T/Havells -01 No

(G) SP MCB ,C-Curve, 240 volt, 10 KA, Control Circuit, .Make:- Schneider/ Siemens / ABB/L&T/Havells

(H) CT 250/5A , 10 V.A,CL:1.0,Resin Cast , CT Secondary wire Size should be 2.5 Sq mm.Make : Kalpa /AE/ L&T/Kappa -03 Nos

(L) Accessories for 75 KVAR capacitor Bank :-