Procurement of 400/220kV 500MVA Power Transformers 400 kv and 220 kV Reactors

Amount

MAIN MATERIAL/ ITEMS (Transformer)

400/220/33 kV, 500 MVA Auto Transformer with all accessories (excluding transformer Oil) as per technical specification

Insulating Oil for 500 MVA 400/220/33 kV Auto Transformer with 10% spare oil

Digital RTCC Panel consisting of Digital RTCC relay as per technical Specification for transformers at S-I (1) above

Optical Temprature Sensors alongwith measuring Units alongwith all associated accessories/ Fittings as per specification requirements for installation on all the Auto Transformers at SI- (1) above.

On-Line Dissolved Gas and Moisture Analyzer as per specification

Mandatory Spares

Local & Remote WTI complete with sensing device & contacts

Oil Temperature Indicator complete with contacts & sensing device

Bushing (HV,IV & LV)(One No. each type)

Pressure relief Device

Buchholz relay complete with assembly

Magnetic oil level gauge

Oil Surge Relay

Description of Work / Item(s)

Amount

SuperVision of Erection charges Auto Transformer:

400/220/33 kV, 500 MVA Auto Transformer with all accessories (excluding transformer Oil) as per technical specification

Insulating Oil for 500 MVA 400/220/33 kV Auto Transformer with 10% spare oil

Digital RTCC Panel consisting of Digital RTCC relay as per technical Specification for transformers at S-I (1) above

Optical Temprature Sensors alongwith measuring Units alongwith all associated accessories/ Fittings as per specification requirements for installation on all the Auto Transformers at SI- (1) above.

On-Line Dissolved Gas and Moisture Analyzer as per specification

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS (Reactors)

400 KV, 125 MVAR Bus reactor with oil for first filling and 10% spare with all accessories as per technical specification as per specification

Mandatory Spares

LOCAL AND REMOTE WTI FOR REACTOR

LOCAL AND REMOTE OTI FOR REACTOR

PRESSURE RELEASE DEVICE FOR REACTOR

BUCHHOLZ RELAY WITH ASSE. FOR REACTOR

MAGNETIC OIL LEVEL GAUGE FOR REACTOR

SET OF VALVE (COMP. SET FOR ONE REACTOR)

Bushing (HV & LV) Complete (2 Nos Each)

400KV,50 MVAR,3 PH Switchable LINE REACTOR (Including 145 kV NGR, 120/390 KV SA) with all accessories (including 10% spare oil transformer Oil) with all accessories as per technical specification

Mandatory Spares

LOCAL AND REMOTE WTI FOR REACTOR

LOCAL AND REMOTE OTI FOR REACTOR

PRESSURE RELEASE DEVICE FOR REACTOR

BUCHHOLZ RELAY WITH ASSE. FOR REACTOR

MAGNETIC OIL LEVEL GAUGE FOR REACTOR

SET OF VALVE (COMP. SET FOR ONE REACTOR)

Bushing (HV & LV) Complete (2 Nos Each)

220KV, 25MVAR 3PH SHUNT REACTOR with all accessories (including 10% spare oil transformer Oil) as per technical specification

N2 INJECTION FIRE PROT SYSTEM REACTOR

Mandatory Spares

LOCAL AND REMOTE WTI FOR REACTOR

LOCAL AND REMOTE OTI FOR REACTOR

PRESSURE RELEASE DEVICE FOR REACTOR

BUCHHOLZ RELAY WITH ASSE. FOR REACTOR

MAGNETIC OIL LEVEL GAUGE FOR REACTOR

SET OF VALVE (COMP. SET FOR ONE REACTOR)

Bushing (HV & LV) Complete (1 Nos Each)

Description of Work / Item(s)

Amount

SuperVision of Erection charges Auto Transformer:

400 KV, 125 MVAR Bus reactor with oil for first filling and 10% spare with all accessories as per technical specification as per specification

400KV,50 MVAR,3 PH Switchable LINE REACTOR (Including 145 kV NGR, 120/390 KV SA) with all accessories (including 10% spare oil transformer Oil) with all accessories as per technical specification

220KV, 25MVAR 3PH SHUNT REACTOR with all accessories (including 10% spare oil transformer Oil) as per technical specification

N2 INJECTION FIRE PROT SYSTEM REACTOR