YB(W) - 12/0.4 Outdoor Prefabricated Substation Constructed with Steel Plates

The YB(W)-12/0.4 prefabricated substation is a compact power distribution device integrating medium-voltage switchgear, distribution transformers, low-voltage distribution devices and electrical energy metering equipment in accordance with a certain circuit scheme, and it is used in a three-phase AC system with rated voltages of 10 kV and 0.4 kV as a complete transformer substation for receiving and distributing electrical energy, being suitable for urban public power distribution, high-rise buildings, residential communities, industrial and mining enterprises, oil fields as well as temporary construction sites of projects.

product details

Product introduction

YB(W)-12/0.4 box type transformer substation is the compact distributing equipment comprising high voltage switchgear, distributing transformer,low voltage distributing equipment and electric energy measurement equipment,etc,which are arranged into an organic whole according to the certain circuit scheme. This equipment is the complete transformer substation used for receiving and distributing electric energy at threephase Ac system of rated voltage 10/0.4kV in the following fields such as urban public distributing, tall building, residual area, industrial and mining enterprise，oil fields, temporary construction for project. Lt’s technical performance completely meets the requirements stipulated in the standards ZBK 4001-89 and SD 320-89.

Basic technical parmeters

Item	On the sidle of high voltage	Transformer	On the side of low voltage
Rated working capability		50-1250kvA
Rated working voltage	10kV	10/0.4 kV	0.4 kV
Rated working current	400-630A		630-2500A
Rated short-circuit breaking current	50kA		25-4kA
Rated marking current	40kA
Rated thermal stable current (effective value)	16kA/2S		15、30kA/1S
1 min power frequency withstand voltage	To earth 42kV	Dry type 28kV	2.0kv,2.5kV
1 min power frequency withstand voltage	Between open contacts 48kV	Oil immersed 35kV
Lightning impulse withstand voltage	To earth 75kV	75kV
Lightning impulse withstand voltage	Between open contacts 85kV
Protection level	IP3X	IP2X	IP3X
Noise	Oil immersed transformer55dB
Noise	Dry type transformer 65dB

YB (W) -1210.4Outdoor box Substation (steel plate series) has a wide range of applications and can meet the power needs of the following fields:

- Industrial use: Suitable for power distribution and control in factories, mines, manufacturing and other industrial places to ensure normal operation of equipment.

- Commercial use: It can be used in commercial buildings, shopping malls, office buildings and other places to meet the power supply and control of commercial power needs.

- Urban infrastructure: Suitable for urban power distribution systems, including power supply stations, substations, etc., to ensure the normal operation of urban power grids.

- Agricultural field: It can meet agricultural electricity needs, such as farmland irrigation, agricultural equipment power supply, etc., and support the electricity needs of agricultural production.

- Other fields: Suitable for medical institutions, schools, public facilities and other places to meet the power distribution and control needs in various fields.