ESTA Air Insulated Switchgear

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Medium Voltage 12kV Air Insulated Switchgear

(Internal Arc Fault Test) 25kA/1sec

(Panel) Product of MALAYSIA.

(VCB) LSIS, Product of KOREA.

 

(Panel) Comply to IEC 62271-200

(VCB) Comply to IEC 62271-100

ESTA Switchgear is fully comply to IEC 62271-200.

The breaker & copper busbar inside the panel are exposed to the natural air but with a proper compartment segregated & with minimum IP rating.

 

Introduction

  • Life span up to 40 years with proper maintenance and periodically check schedule in order.
  • Safety & Reliable are top priority for the substation operator.
  • Technology evolution (Cassette Type) Centre Compartment.

 

Main Features

  • Rated voltages from 3.3 kV up to 12 kV.
  • Rated currents from 630A up to 2000A.
  • Rated short-time withstand currents from 25kA/3s. ( 31.5 kA/3s – optional )
  • Panel Dimension (W600 x H2000 x D1700 mm) X, Y, Z compact design.
  • Easy & Safe to operate (Instruction manual provided) (Site training upon request)

 

5 Compartments Segregation

Low Voltage compartment | Breaker compartment | Busbar compartment | Cable compartment | P. T compartment

Before Sales Service:

Specifying & Proposing Solution, Technical Assistance & Advice.

After Sales Service:

Continues Site Support & Warranty.

 

Please contact us for further information.

Easy & Safe Operations

  • All mechanical operation can be done with doors closed.
  • Three compartment door clearly identified functional areas.
  • Mechanical indication for all switching positions (service & test).
  • High operator safety – completely integrated interlocking system.

Before Sales Service:

Specifying & Proposing Solution, Technical Assistance & Advice.

After Sales Service:

Continues Site Support & Warranty.

 

Please contact us for further information.

ESTA CUBICLE SpecificationEARTH SWITCHLSIS VCB
ESTA CUBICLE Specification comply to IEC 62271-200
1

Manufacturer

SUN POWER SYSTEM SDN BHD

2

Country of Manufacturer

Sungai Buloh, Selangor

3

IEC Standard Reference

IEC 62271-200

4

Brand / Model

ESTA / ES600

5

Rated Voltage

12kV

6

Service Voltage / Operating Voltage

11kV
7

Rated Frequency

50Hz
8

Rated Short Time with Stand Current / Time

25kA/3 sec

9

Main Busbar Rated Current

630A
10

Feeder Busbar Rated Current

630A
11

Busbar Material

99.99% Pure Copper

12

Panel Thickness (mm)

 Door 3mm, Frame 2mm
13

Finishing Coat

 Spray with Epoxy Dry Powder and Oven Baked 190°C
14

Color

 Light Grey RAL 7032
15

Degree of Protection

 IP-41 (Indoor Use)
16

Type of Busbar Support

Epoxy Cast Resin (High Grade)

17

Earth Copper Busbar Size

 1 – 6mm x 30mm or 1 – 5mm x 30mm
18

Internal Arc Test (11KV)

 25kA, 1 sec
19

Short Circuit Making Current (Peak)

 63kA
20

Type Test Laboratory

 ASTA
21

Switchgear Type

 Air Insulated
22

Power Frequency withstand Voltage

 28kV, 1 minute
23

Lightning Impulse withstand Voltage (Bil)

 75kV
24

Dimension of Panel (W x H x D)

600 x 2000 x 1700
25

Weight of Panel

 600 – 700kg (Approximately)
26

Internal Arc Flip Compartment

 3 Compartments
(Breaker, Main Busbar, Cable)
27

Fault Making Capacity of Earthing Switch

 25kA
28

Operation of VCB

 Close Door Operation and Fully Interlock
29

Ambient Temperature Tolerance

 -5°C to 40°C
30

Service Continuity Classification

 LSC 2B (Lost of Service Compartment 2B)
EARTH SWITCH comply to IEC 62271-102
1

Earth Switch Making Capacity

25kA

2

Specification

Class E1

3

IEC Standard Reference

IEC 62271-102

LSIS VACUUM CIRCUIT BREAKER (VCB) Specification comply to IEC 62271-100
1

Manufacturer

LS Industrial System

2

Country of Manufacturer

South Korea

3

Type of Breaker

Withdrawable Cassette Type

4

Model Series

SUSOL

5

IEC Standard Reference

IEC 62271-100

6

Number of Pole

3 Pole
7

Rated Voltage

12kV

8

Rated Frequency

50Hz
9

Rated Normal Current

630A
10

Power Frequency withstand Voltage

28KV, 1 min

11

Lightning Impulse withstand Voltage (BIL)

 75kV
12

Method of Motorised & Voltage

Manual Spring Charge / Motorised Charged AC240V

13

Method of Opening & Voltage

Shunt Trip Coil / DC 30V

14

Method of Closing & Voltage

Closing Coil / DC 30V

15

Pole to Pole Distance

150mm

16

Short Time withstand Current

25KA, 3 sec

17

Operation of VCB

Close Door Operation and Fully Interlock

18

Length of Each Break (Contact Clearance)

± 11mm

19

Ambient Temperature Tolerance

-5°C to 40°C

20

Mechanical Endurance

(10,000 Times) Class M2

21

Electrical Endurance

(1,000 Times) Class E2 List 3

22

Capacitive Current Switching

 C2
23

Short Circuit Making Current (PEAK)

63kA
24

Rated Opening Time

Less Than 40 milli second

25

Rated Closing Time

Less Than 60 milli second

26

Encapsulation Material

Epoxy Resin (High Grade)

27

Type Test Laboratory

KEMA
28

Type Circuit Interrupter Pressure

Vacuum Type
29

Vacuum Interrupter Pressure

5 x 10-5 bar

30

Material of Current Carrying Conductor

Copper
31

Type of Main Contact

 Stego Tulip
32

Type of Arcing Contact

 Copper Chromium
33

Type of Arc Control Device

 Radial Magnetic Field
34

Construction Type

 Cassette Type / Center Compartment
35

Partial Discharge

 < 200 pC per Phase
36

Breaker Weight

 110 – 130KG (approximately)
37

Contact Over Travel

 3.5 ± 0.5mm
38

Bouncing Time

 ≤ 2 ms
39

Resistance of Main Contact

 ≤ 80 micro ohm
40

Motorised Charging Time

 ≤ 10 sec
41

Consumption Motorised Charge

≤ 50W

Before Sales Service:

Specifying & Proposing Solution, Technical Assistance & Advice.

After Sales Service:

Continues Site Support & Warranty.

 

Please contact us for further information.