400kv Power Transformer with MR Tap Changer

1)High reliability,advanced level of performance,reasonable economical indicators.
2)The core joints are of stepped shape with 3steps,and the surface of the core is coated with cured paint to lower losses and noise.

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Product Details
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400kv power transformer with MR tap changer USES international famous brand MR voltage regulating switch, karamay transformer oil.Beautiful appearance, durable, strong corrosion resistance.


Product Introduction

1)High reliability,advanced level of performance,reasonable economical indicators.

2)The core joints are of stepped shape with 3steps,and the surface of the core is coated with cured paint to lower losses and noise.

3)The winding has novel structure and its oil passage is reasonable designed.Its newly designed insulation structure helps enhance its mechanical strength and the short circuit withstanding ability.

4)The oil tank is various types,all have good outlook.


Products Specification


Rated Capacity (kVA)

High Voltage(kV)

H.V Tap Range

Medium
Voltage(kV)

Low Voltage(kV)

Vector Group

Short-Circuit Impedance(%)

No-load Loss (kW)

On-load Loss(kW)

No-load Current(%)

90000

330
345

±2*2.5%

121

10.5,13.8,
15.75

YNyn0d11

HV-MV:24~26
HV-LV:14~15
MV-LV:8~9

73

333

0.4

120000

91

415

0.4

150000

108

491

0.35

180000

123

563

0.35

240000

153

699

0.3


Product feature and application

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Product qualification

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We have a number of outstanding technical personnel, and our products were popular in domestic and foreign markets. We have KEMA&CESI reports, which were acknowledged in industry.


Deliver-shipping and serving

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Delivery time

Normally, if with MR or ABB tap changer, the max. Deliver time about 120 days after technical drawings confirmed, if with Chinese brand tap changer, max. 90 days for any capacity and voltage range transformer.

Packing

The transformer main body usually in nude, and the accessories are packed in plywood case with steel structure, it’s worthy for ocean transportation.

Transportation

Usually, the total weight under 45 tons, it’s available by kinds of container, above 45 tons, it’s available by bulk ship.

After service

Usually, we will dispatch experienced technicians to client’s installation site for the supervision service within 15 working days after getting official information.


FAQ

1.What is the solution to overvoltage zero?

Safeguard load balancing;Establish a good grounding system and minimize grounding resistance;Try to choose green harmonic interference in accordance with the national provisions of the electrical equipment;Install isolation transformer

2.Is it necessary to build a dry transformer room?

In order to ensure the safety of dry-type transformer, both rural and urban areas must build dry-type transformer rooms.

3.Why we need to protect transformer?

It can promote the steady improvement of various functions of transformer and protect the operator's health..


Latest News

When purchasing three-phase 200-volt transformers, it is necessary to choose a good reputation in the transformer industry. The production scale is large, and there are brand-conscious transformer manufacturers. This quality is guaranteed and guaranteed after sale.

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