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  • YB Prefabricated Substation
Pre-installed Transformer Substation And Switching Station

YB Prefabricated Substation

The research and development of YB prefabricated substation (hereinafter referred to as substatio...

  • Product Introduction
  • Product Features
  • Technical Parameters

Product Introduction

The research and development of YB prefabricated substation (hereinafter referred to as substation) is the combination of our own advantage and domestic & abroad advanced technology. Transformers and high & low voltage switchgears are the main electrical equipment, which possess the features of long service life, good enclosure protective performance, high insulation performance, reliable operation and easy maintenance.

The product is suitable for residential district, industrial & mining enterprise, hotel, hospital, shopping mall, airport, park, railway, wind power & solar power generation station and other outdoor power distribution sites. The product meets the standard requirement of GB/ T 17467-2010 high-voltage/low-voltage prefabricated substation.

 

Product Features

  Ambient air temperature ≤40℃,average temperature within 24 hours ≤35℃, minimum ambient temperature is -30℃

 Altitude≤1000m

Sunlight intensity: 0.1W/cm2

Wind speed ≤34m/s

Pollution level: IV Level

Allowed icing range ≤20mm

Earthquake resisting strength: ground level horizontal acceleration: 3m/s2; sinusoidal resonance three cycle safety factor ≥1.67

 

Technical Parameters

Item

Unit

Parameter

YBA

YBB

YBC

YBD

YBE

Rated Voltage

High Voltage Side

kV

12

1240.5

12

1240.5

1240.5

Low Voltage Side

kV

0.40.69

0.3150.48

0.4

0.40.3150.48

0.69

0.69

Rated Short-time(1 min) Power Frequency Withstand  

Voltage

High Voltage Connecting  Line

kV

42

Low Voltage Connecting Line

2.5

Control & Auxiliary Circuit

2.0

Rated Lightning Impulse Withstand Voltage

High Voltage Connecting  Line

kV

75

Low Voltage

Connecting

Line

kV

7.4

Rated Frequency

Hz

50

Rated Current

High Voltage Side

A

Depends on the project

Low Voltage Side

A

Rated Short-time Withstand Current

Main Loop

kA

50

Ground Loop

kA

20

Rated Short-circuit Duration

Main Loop

s

1

Ground Loop

s

2

Rated Peak Withstand Current

Main Loop

kA

105

Ground Loop

kA

50

Auxiliary & Control Circuit Rated Power Voltage

V

AC220DC220

Auxiliary & Control Circuit Rated Power Frequency

Hz

50

Transformer Rated Capacity

kVA

4001600

6301600

2001600

3151600

16003300

Transformer Total Loss under Rated Conditions

W

Depends on the project

Rated Enclosure Class

/

10

0

0

10

0

 

Mechanical Protective Class

/

IK10

IK10

IK10

IK10

Sound Level

dB

50

65

60

65

65

Internal Arc Class

/

IAC-AB

Arrangement Form

/

Chinese character “”or “

Cooling Type

/

Self-Cooling

Self-Cooling

Self-Cooling

Self-Cooling or Air-Cooling

Self-Cooling

Enclosure Protection Class

High & Low Voltage Compartment


IP43D

IP43D

IP43D

IP43D

IP43D

Transformer Compartment

/

IP33D

IP68

IP68

IP68

IP33D

Compartment

/

IP3X

IP2X

IP2X

IP3X

IP2X