150kV 120 MVA 150 MVA Power Transformer

Primary Voltage Ratings: 150kV
Secondary Voltage Ratings: 11kV
H.V. TAP RANGE: 150*±8*1.25%
CONNECTION TYPE: YNd11
TYPE: Conservator type transformer
Standards: IEC
Application: Gas Turbine Project
Power Rating: 120MVA/150MVA
Cooling Method: ONAN/ONAF

The 150 kV 120 MVA / 150 MVA power transformer, designed for a Gas Turbine Project, features a 2-winding core type with copper windings and a conservator. It offers 120 MVA capacity in self-cooling mode and up to 150 MVA with fan assistance. Equipped with a 17-step MR Brand on-load tap-changer, it includes various accessories such as oil level and temperature gauges, a Buchholz relay, and surge arresters. Daelim Transformer provides customized solutions and quick, efficient service to meet your project needs.

Quote Now

None

The 150 kV 120 MVA / 150 MVA power transformer is designed for a Gas Turbine Project. It is a 2-winding, core-type oil transformer with a conservator, featuring copper windings. It has single-stage cooling, with a capacity of 120 MVA in self-cooling mode and up to 150 MVA with the fan active. This transformer is equipped with a renowned MR Brand on-load tap-changer on the HV side with 17 steps.

Rating:

Rated capacity at ONAF

HV: 150MVA(Continuous)
LV: 80MVA

Rated capacity at ONAN

HV: 120MVA(Continuous)
LV: 60MVA

Tap-Changer:

Brand: MR
Motor Drive Unit: MR ED 100
Automatic Voltage Regulator: MR Tapcon
Type: On-Load Tap Changer
Number of Steps: 17
Position of Tapings: HV
Voltage Regulation Range: ±8 × 1.25%

Tank:

Material: Steel Q235
Type: Bell Type
Vacuum Withstanding: 133 Pa
Tank and Conservator Pressure: 133 Pa
Terminal Boxes: 1 Unit

Accessories and Gauges: 120 mva transformer

HV Bushings: 3

HV Neutral Bushing: 1
LV Bushings: 3
Current Transformers on HV Bushings (R, S, T): 600/1, Class 0.2, 50 VA
Current Transformer on Neutral: 600/1, Class 5P20, 50 VA
On-Load Tap Changer: 1 Unit
Oil Level Gauges: 2 - CEDASPE
Winding Temperature Gauge: 1 - QUALITROL
Liquid Temperature Gauges: 2 - QUALITROL
Large Pressure Relief Device: 1
Buchholz Relay: 1 - EMB
Rapid Pressure Rise Relay: 1
Conservator with Diaphragm & Silica Gel Breather: 2 - CEDASPE
Oil Sampling Device: 1
Draining Valve: 1
Filter Valve: 1
Lifting Lugs & Jacking Pads: Yes
Transformer Name Plate, Valve Plate & Diagram Plate: Yes
Protective Relay for OLTC: Yes (MR)
Anti-Vibration Pads: Yes
OLTC Operation Mechanism: Yes
Surge Arresters for HV: 3

Daelim Transformer specializes in manufacturing power transformers tailored to your project needs. Whether you are an investor, contractor, EPC, or end-user, we can promptly provide all necessary parameters, documentation, drawings, and pricing. Efficient communication, fast delivery, and high-quality competitive pricing will help you secure your project and achieve rapid returns. Contact Daelim Transformer now to advance your project.