Thanjavurprakash Transformer Works (Sample)

Thanjavurprakash · THA-322 series

Transformer rating

630 kVA to 1600 kVA (see variants)

Primary voltage

22 kV

Secondary voltage

0.69 kV

HV equipment

Ring main unit

Transformer type

Cast resin dry

Lead time 10-14 weeks · Warranty 18 months · MOQ 2 nos

Thanjavurprakash · THA-6C1 series

Transformer rating

100 kVA to 1000 kVA (see variants)

Primary voltage

33 kV

Secondary voltage

0.433 kV

HV equipment

Fuse switch

Transformer type

Cast resin dry

Lead time 6-8 weeks · Warranty 24 months · MOQ 1 nos

Thanjavurprakash · THA-754 series

Rating

5 MVAr to 125 MVAr (see variants)

System voltage

220 kV

Type

Shunt

Construction

Oil-immersed gapped core

Phases

Three

Lead time 20-28 weeks · Warranty 24 months from commissioning · MOQ 1 nos

Thanjavurprakash · THA-BF8 series

Rating

10 MVA to 60 MVA (see variants)

Primary voltage

132 kV

Secondary voltage

Up to 1000 V

Application

SAF

Cooling

OFAF

Lead time 28-36 weeks · Warranty 36 months from supply · MOQ 5 nos

Thanjavurprakash · THA-914 series

Rating

2 MVA to 60 MVA (see variants)

Primary voltage

66 kV

Secondary voltage

Up to 1000 V

Application

Rectifier

Cooling

ONAN/ONAF

Lead time 28-36 weeks · Warranty 36 months from supply · MOQ 1 nos

Thanjavurprakash · THA-981 series

System voltage

11 kV to 220 kV (see variants)

Type

Voltage transformer

Ratio

400-800/1 A

Accuracy class

PS

Burden

30 VA

Lead time 4-6 weeks · Warranty 24 months from commissioning · MOQ 2 nos

Thanjavurprakash · THA-0F7 series

System voltage

11 kV to 400 kV (see variants)

Type

Current transformer

Ratio

400-800/1 A

Accuracy class

1.0

Burden

30 VA

Lead time 10-14 weeks · Warranty 24 months from commissioning · MOQ 1 nos

Thanjavurprakash · THA-286 series

Voltage class

11 kV to 132 kV (see variants)

Component

OLTC

Current rating

630 A

Insulation type

RIS

Creepage

31 mm/kV

Lead time 3-6 weeks · Warranty 18 months · MOQ 2 nos

Thanjavurprakash · THA-7B2 series

Rating

2.5 MVA to 5 MVA (see variants)

Voltage ratio

33/0.69/0.69 kV

Windings

Two

Vector group

Dyn11

Cooling

ONAN

Lead time 10-14 weeks · Warranty 24 months from commissioning · MOQ 1 nos

Thanjavurprakash · THA-8E4 series

Transformer rating

10 MVA to 50 MVA (see variants)

Primary voltage

132 kV

Secondary voltage

33 kV

Chassis

Skid

Primary switchgear

GIS bay

Lead time 30-40 weeks · Warranty 36 months · MOQ 1 nos

Thanjavurprakash · THA-2C6 series

Rating

50 kVA to 1600 kVA (see variants)

Type

Station service

Primary voltage

11 kV

Secondary voltage

0.433 kV

Short-time rating

30 s

Lead time 3-5 weeks · Warranty 18 months · MOQ 1 nos

Thanjavurprakash · THA-C15 series

Rating

25 kVA to 200 kVA (see variants)

Voltage ratio

33/0.433 kV

Vector group

Dyn11

Cooling

ONAN

Energy efficiency level

Level 1

Lead time 2-3 weeks · Warranty 18 months from supply · MOQ 5 nos

Thanjavurprakash · THA-ED9 series

Gases monitored

Single gas (H2) to 9 gases (see variants)

Gases measured

H2, CO, C2H2

Technology

Infrared

Measurement interval

24 hours

Accuracy

+/- 5%

Lead time 4-6 weeks · Warranty 36 months with AMC · MOQ 1 nos

Thanjavurprakash · THA-275 series

Rating

10 MVA to 100 MVA (see variants)

Voltage ratio

33/11 kV

Cooling

ONAN/ONAF/OFAF

Vector group

YNa0d11

Tap changer

OLTC 1.25% steps

Lead time 30-40 weeks · Warranty 24 months from commissioning · MOQ 1 nos

Thanjavurprakash · THA-ED3 series

Rating

100 kVA to 1600 kVA (see variants)

Voltage ratio

33/0.433 kV

Technology

Cast resin

Insulation class

Class H

Cooling

AN/AF

Lead time 4-6 weeks · Warranty 36 months · MOQ 1 nos