Augmentation of 2x100 MVA, 220/132 KV Rangia GSS By 2x200 MVA Auto-Transformer (Phase-I)

Supply of three phase Auto Transformers and transformer oil

Supply of 200 MVA, 220/132 kV three Phase Auto Transformers (without transformer Oil) with all fittings and accessories as specified including cost of all routine tests including loading and unloading at site

Transformer oil for 200 MVA Transformer plus 10% extra

Supply of N2 Fire prevention & extinguishing system (as per clause 3.17.38 and Annexure-P of Section-3)

Supply of Stainless-steel Oil sampling bottles (1 Litre Capacity) (as per Annexure-Q of Section-3) & Syringes for Oil Sampling

Supply of Online Oil drying system with Moisture & Hydrogen monitor (as per Annexure-O of Section-3)

Supply of Online dissolved Hydrogen & Moisture monitoring system (as per clause 3.17.40 and Annexure-N of Section-3)

Supply of mandatory spares

HV Bushing

IV Bushing

LV Bushing

Neutral Bushing

Magnetic oil level gauge with low oil level

Buchholz Relay complete with float and contacts (Main tank)

Local WTI complete with sensing device & contacts

Local oil temperature indicator with contacts & sensing device

Remote WTI complete with three sets of 4-20mA contacts

Remote OTI complete with three sets of 4-20mA contacts

Pt 100 sensors

Pressure Relief device

Set of valves & Gaskets (complete set for one transformer)

Breather assembly (one of each type) for conservator and OLTC

Remote tap position indicator

Oil surge relay

Cooler Fan with Motor

Oil pump & motor

Starters, contactors, switches & relays for electrical control panels (one set of each type)

Digital RTCC Panel

245 KV, 3150A, 50 KA for 3sec Horizontal center break Isolator with single ES

245 KV, 3150A, 50 KA for 3sec Horizontal center break Isolator with double ES

145 KV, 2000A, 40KA for 3 sec Horizontal center break Isolator without ES

245 kV, Circuit Breaker

198 KV, 10KA, LA complete with pipe structure surge monitor etc.

120KV,10KA LA complete with pipe structures, surge monitor, hardware fittings, etc.

220 KV Single phase NCT

220 KV Single phase Multicore CT

132 KV Single phase Multicore CT

Supply of Power Cables

2C, 6MM SQ

4C, 16MM SQ

3.5C, 35 MM SQ

3.5C, 70MM SQ

3.5C,300MM SQ

Cable support

Supply of control cables

2C, 1.5 MM SQ

4C, 2.5MM SQ

7C, 1.5MM SQ

12C, 1.5MM SQ

19C, 1.5MM SQ

Supply of conductors, clamps and connectors

T Clamp (Zebra to Zebra)

Spacer for Twin Zebra

CT Clamp (Twin ACSR Zebra)

CB Clamp (Twin ACSR Zebra)

Isolator Clamp (Twin ACSR Zebra)

PI Clamp (Twin ACSR Zebra)

ACSR Zebra Conductor

Aluminium Binding Tape