Transformers & substations

Bundel · BUN-7B8 series

Rating

3.15 MVA to 10 MVA (see variants)

Voltage ratio

22/0.69 kV

Windings

Two

Vector group

Dyn11

Cooling

ONAN

Lead time 10-14 weeks · Warranty 36 months from supply · MOQ 5 nos

Madurai · MAD-203 series

Rating

1 MVA to 6.3 MVA (see variants)

Voltage ratio

33/0.69/0.69 kV

Windings

Two

Vector group

Dy11y11

Cooling

ONAN

Lead time 6-8 weeks · Warranty 36 months from supply · MOQ 10 nos

Kutchwatt · KUT-ED2 series

Rating

500 kVA to 1600 kVA (see variants)

Voltage ratio

11/0.433 kV

Technology

VPI

Insulation class

Class F

Cooling

AN

Lead time 4-6 weeks · Warranty 24 months · MOQ 1 nos

Samarthtek · SAM-F82 series

Rating

63 kVA to 315 kVA (see variants)

Voltage ratio

11/0.433 kV

Vector group

Dyn11

Cooling

ONAN

Energy efficiency level

Level 2

Lead time 4-6 weeks · Warranty 18 months from supply · MOQ 5 nos

Coorgswarna · COO-F33 series

Rating

315 kVA to 1600 kVA (see variants)

Type

Station service

Primary voltage

11 kV

Secondary voltage

3.3 kV

Short-time rating

30 s

Lead time 3-5 weeks · Warranty 24 months · MOQ 1 nos

Narmadapushpak · NAR-434 series

Voltage class

33 kV to 220 kV (see variants)

Component

OLTC

Current rating

3150 A

Insulation type

OIP

Creepage

25 mm/kV

Lead time 12-20 weeks · Warranty 18 months · 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

Samarthtek · SAM-7D5 series

Transformer rating

31.5 MVA to 63 MVA (see variants)

Primary voltage

33 kV

Secondary voltage

33 kV

Chassis

Container

Primary switchgear

GIS bay

Lead time 30-40 weeks · Warranty 36 months · MOQ 5 nos

Kaverianant · KAV-574 series

Transformer rating

500 kVA to 2000 kVA (see variants)

Primary voltage

11 kV

Secondary voltage

0.433 kV

HV equipment

VCB panel

Transformer type

Cast resin dry

Lead time 6-8 weeks · Warranty 18 months · MOQ 1 nos

Taxilaurja · TAX-F53 series

Rating

1 MVA to 3.15 MVA (see variants)

Voltage ratio

33/0.69 kV

Windings

Three (split LV)

Vector group

Dy11y11

Cooling

ONAN

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

Tamratek · TAM-C05 series

Rating

100 kVA to 3150 kVA (see variants)

Type

Earthing (zig-zag)

Primary voltage

132 kV

Secondary voltage

3.3 kV

Short-time rating

10 s

Lead time 8-10 weeks · Warranty 18 months · MOQ 1 nos

Taxilaurja · TAX-271 series

Rating

50 MVA to 315 MVA (see variants)

Voltage ratio

400/220 kV

Cooling

ONAN/ONAF/OFAF

Vector group

Dyn11

Tap changer

OLTC +/- 10% in 16 steps

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

Tejmark · TEJ-207 series

Rating

4 MVA to 12.5 MVA (see variants)

Voltage ratio

33/0.69/0.69 kV

Windings

Three (split LV)

Vector group

Dy11y11

Cooling

ONAN

Lead time 6-8 weeks · Warranty 36 months from supply · MOQ 2 nos

Samarthtek · SAM-175 series

Voltage class

11 kV to 400 kV (see variants)

Component

Radiator

Current rating

1250 A

Insulation type

RIS

Creepage

25 mm/kV

Lead time 3-6 weeks · Warranty 18 months · MOQ 1 nos

Taxilaurja · TAX-6C7 series

Transformer rating

630 kVA to 1600 kVA (see variants)

Primary voltage

22 kV

Secondary voltage

0.433 kV

HV equipment

Ring main unit

Transformer type

Oil-immersed

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

Chambal · CHA-F91 series

Rating

500 kVA to 5000 kVA (see variants)

Voltage ratio

11/0.433 kV

Technology

Cast resin

Insulation class

Class F

Cooling

AN/AF

Lead time 4-6 weeks · Warranty 24 months · MOQ 1 nos

Ellora · ELL-1D6 series

Rating

31.5 MVA to 315 MVA (see variants)

Voltage ratio

66/11 kV

Cooling

ONAN/ONAF

Vector group

YNa0d11

Tap changer

OLTC 1.25% steps

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

Ajantajyoti · AJA-6C2 series

Transformer rating

250 kVA to 1000 kVA (see variants)

Primary voltage

11 kV

Secondary voltage

0.433 kV

HV equipment

VCB panel

Transformer type

Cast resin dry

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

Mauryajal · MAU-9F3 series

Gases monitored

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

Gases measured

H2, CO

Technology

Gas chromatography

Measurement interval

1 hour

Accuracy

+/- 5%

Lead time 8-10 weeks · Warranty 24 months · MOQ 1 nos

Hampiohm · HAM-C47 series

System voltage

11 kV to 400 kV (see variants)

Type

CVT

Ratio

1200-2400/1 A

Accuracy class

PS

Burden

30 VA

Lead time 4-6 weeks · Warranty 18 months · MOQ 2 nos

Kaverianant · KAV-9F6 series

Gases monitored

3 gases to 9 gases (see variants)

Gases measured

H2, CO, CO2, CH4, C2H2, C2H4, C2H6

Technology

Infrared

Measurement interval

4 hours

Accuracy

+/- 10%

Lead time 8-10 weeks · Warranty 36 months with AMC · MOQ 1 nos

Nilgirispark · NIL-2B6 series

Rating

5 MVA to 60 MVA (see variants)

Primary voltage

11 kV

Secondary voltage

Up to 1000 V

Application

SAF

Cooling

OFWF

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

Tamratek · TAM-ED3 series

Gases monitored

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

Gases measured

H2, CO

Technology

Gas chromatography

Measurement interval

4 hours

Accuracy

+/- 10%

Lead time 8-10 weeks · Warranty 24 months · MOQ 1 nos

Taxilaurja · TAX-179 series

Voltage class

11 kV to 132 kV (see variants)

Component

OLTC

Current rating

630 A

Insulation type

RIP

Creepage

31 mm/kV

Lead time 3-6 weeks · Warranty 18 months · MOQ 10 nos