Combined Box-type Transformer Substation

1) Strong overload capacity, allow overload 2 times 2 hours, overload 1.6 times 7 hours without affecting the changing life of the box.
2) The use of elbow type plug connector can facilitate the connection of high voltage cable, and can be used as a load switch in emergency, can be live plug.

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Product Details
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The Combined box-type transformer substation is characterized by reliable power supply, reasonable structure, quick installation,flexible and easy operation, small volume, low construction cost, etc. It is suitable for outdoor and indoor use, and is widely used in industrial parks, residential quarters, business centers and high risers.


Product Introduction:

1) Strong overload capacity, allow overload 2 times 2 hours, overload 1.6 times 7 hours without affecting the changing life of the box.

2) The use of elbow type plug connector can facilitate the connection of high voltage cable, and can be used as a load switch in emergency, can be live plug.

3) All the fuses used for high voltage load switch protection are placed in the same oil tank with the transformer core and windings.


Products Specification

Item

Unit

H.V.Unit

Power Transformer
(S11;SG(B);SC(B))

L.V.Unit

Load Switch

Fuse

Rated Voltage

kV

12

12

10/0.4

0.4

Rated Capacity

kVA

≤1600

Power Frequency Test Voltage

kV/1min

42


35

2.0 2.5

Impulse Test Voltage

kV

75/85


75

8

Rated Current(Main Circuit)

A

630




Rated Switch Current

kA


31.5



Short Circuit Switch Current

kA

50



10~65(IS)

Dynamic Current

kA

20




Noise Level

dB



<28 <75


Protect Class

Around the cabinet face IP43,cover and bottom above IP23


Product feature and application

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Product qualification

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With a professional R & D team, experienced workers, modernized working plant and equipment, the high quality product’s designing and manufacturing can be guaranteed well.


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 applicable range of pad-mounted transformer?

Urban public distribution system, when the load increases in residential areas and busy streets, the transformer capacity needs to be increased.

2.How about the product material?

Alloy shell, anti-electromagnetic interference test in line with national standards.

3.How about the operating circuit of pad-mounted transformer?

Without anti-jump, it can be used with all kinds of self-provided anti-jump switches.


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In the case of simple lighting and public power distribution, there is no need to set high-voltage metering in the high-voltage connection scheme of box transformer, only low-voltage metering or no metering, without compensation.4 ~ 6 times, plastic circuit breaker control and protection.

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