1
2
3
1

24kV Fuse link
10A upto 200A

2

24kV Switch connector LBS
Main moving contact

3

Operation mechanism
Manual/Auto

24kV Load Break Switch LBS

Load Break Switch (Air-Indoor) Medium Voltage 24kV

เป็นอุปกรณ์สวิตซ์ตัดตอนไฟฟ้าแรงสูงชนิดใช้อากาศเป็นฉนวน ติดตั้งภายในอาคาร Switch Discoonnector (สวิตซ์สำหรับตัดโหลด) คือ สวิตซ์ที่ปลดวงจรได้ขณะที่โหลด LBS รุ่นนี้ ผ่านงานโครงการรัฐ และเอกชน ติดตั้งคู่กับตู้คอนโทรลร่วมกับชุดหม้อแปลงไฟแรงสูง 6.6/7.2kV 24kV

Features

* New model
* Passed 100A FUSE attachment test
* Compact structure that is smallest in the industry

  • High Technology
    Ease of use as it is light and small
    Air Puffer-type interruption structure is applied in air insulation
    Maintenance and repair easy
    Can be used in a wide range of temperatures: -20℃~40℃
    Fuse attachment made easy
  • Safety
    Can operate safely in live wires
    ON-OFF status can be viewed by naked eye.
    Perfect fuse Striker structure
  • High Durability And Easy Operation
    Arc interruption ability maximized by compressed air
    Can be installed horizontally and vertically
    Ease of control through cable-method
    Remote-control available
    LBS opening by Striker when fuse breaks

Accessory

  • Operation Cable
    Standard length is 2m. Also available in other lengths such as 1m, 1.2m, 1.5m, 1.8m, 3m, 4m, 5m, etc.
    Manual on operation using cable is turning it 25 times to the right. For off, turn it 5 ties to the right.
    * Specification of this product may change without prior warning in order to improve its quality.

Ratings

Rated voltage 24 kV
Rated current 630A
Applied standard IEC 60265-1 (1998. 01) IEC 62271-105

Information

Ratings

Type General type With fuse holder
JWLBS JWLBS-100
Rated voltage(kV) 24
Rated current(A) 630 630(Switch) / 100(Fuse)
Rated power frequency(Hz) 60
Mainly active load breaking current(A) 630
Cable-charging current(A) 16
Closed loop breaking current(A) 630
 Line charging breaking current(A) 1.5
 Rated short-time withstand current(kA/1sec) 20
Short circuit making current(kAp) 52
Power frequency withstand voltage(60Hz 1min) To earth and between phases(kV/1min) 50
Across isolating distance(kV/1min)
60
Impulse withstand voltage(1.2×50㎲) To earth and between phases(kV) 125
Across isolating distance(kV) 145
 Rated transfer current(A) 900
 Rated operating voltage(Vdc) DC 110V
 Distance(mm) 275
Weight(kg) 65 80
 Applied standard IEC 60265-1 (1998. 01) IEC 62271-105
Specification

Efficiency/Technical Information

Rating Table of 24kV High Current Limiting Fuse

Type Rated voltage(kV) Rated Current Rated breaking current(kA) Minimum step current(kA) Rated power loss(W) Resistance at 20℃(mΩ) Dimensions(mm) Weight(kg)
50% 100% H L ØD
IB-D0 24kV 2 31.5 16 4 16 3290 442 510 53 2.3
IB-D1 6.3 50 49 40 20 500
10 31 9.7 42 315
16 55 11 57 165
20 81 13 60 110
25 121.5 11 64 73
31.5 162 15 77 55
40 200 20 115 44
IB-D2 50 262.5 21 112 28 58 3
63 350 24 140 22 77 4.8
IB-D3 80 456 38 225 18.3 77 4.8
100 550 45 260 13.2
IB-D4 125 25 750 100 595 11.5 86 5.8
160 950 69 310 9
200 1040 79 576 8

Applied Standard

Joongwon LBS satisfies the following international standards.
– IEC 60265-1 High voltage switches
– IEC 60282-1 High voltage fuses
– IEC 60129 Alternating current disconnectors and earthing switches
– IEC 60694 Common specification for HV switchgear and controlgear standards
– DIN 4362 High voltage fuses : Rated voltage 3.6kV to 36kV : Fuse-link

Service Condition

Surrounding temperature: Maximum 40/Minimum -20℃
Altitude: Less than 1,000m
Installation: Indoor
Installation method: vertical or horizontal

Table Ref

Download

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> kr Joongwon_15_24kV LBS Catalogue(160808)