Copper (Aluminum) Dense Busbars And Rated Current 250A~6300A

Busbars are widely used in transmission and distribution systems. The sandwich structure used inside is reasonably designed with superior performance, featuring stability and reliability, high distribution efficiency, good heat dissipation, voltage reduction, resistance to mechanical shock and easy installation, etc. Current levels range from 250A to 6300A, which can meet the electricity demand of different user groups.

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PRODUCTS DETAILS

product detail


Product Parameters


Executive standard

IEC61439-6,GB7251.1,HB7251.6

System

Three-phase three-wire, three-phase four-wire, three-phase five-wire, three-phase five-wire (shell as PE)

Rated frequency f(Hz)

50/60

Rated insulation voltage Ui(V)

1000

Rated working voltage Ue(V)

380-690

current(A)

250A~6300


Other Parameters


Material

Cu or Aluminum

Ambient temperature

≤40℃,average not more than 35℃ in 24 hours

Voltage Category

/Pollution Degree

Ⅲ/3

Protection class

IP54、IP55、IP65、IP66

Color

Electrostatic powder coating, default RAL7035 light gray, can be customized

Installation method

Horizontal hanging bracket, spring bracket


Plug Parameters


Rated working voltageUe(V)

400

Plug box current(A)

16-1600

Socket configuration

Standard 3 meters long straight section, 1-10 sockets can be set on the front and back

 

Current level(A)

Product Name

Dense Busway/4P

Dense Busway/5P

Dimensions

Wide(mm)

High(mm)

Wide(mm)

High(mm)

250A

128

97

128

97

400A

128

102

128

102

500A

128

107

128

107

630A

128

102

128

102

800A

128

112

128

112

1000A

128

122

128

122

1250A

128

142

128

142

1600A

128

157

128

157

2000A

128

192

128

192

2500A

128

237

128

237

3150A

128

302

128

302

4000A

128

372

128

372

5000A

128

462

128

462

6300A

128

582

128

582


Advantage


Sandwich conductor structure


  1. Full-length dense, no chimney effect
  2. Compact structure, occupying less space in the building
  3. Close arrangement of conductors, overall heat dissipation, lower temperature rise
  4. No bending of the bus bar at the socket, high density and low impedance
  5. Anti-phase design to ensure correct phase sequence during installation
  6. The current-carrying capacity is not affected by the installation location and mounting method


Aluminum-magnesium alloy housing


  1. The bus bar is made of light-weight, extruded aluminum-magnesium alloy profile as the shell, with a thickness of not less than 2mm, which has high mechanical strength and can cope with various special application conditions with ease.
  2. The painted housing has excellent corrosion resistance and can withstand 1200 hours of salt spray testing
  3. With a serrated heat sink, heat dissipation area is 1.5 times the ordinary shell, heat dissipation, improve the current-carrying capacity has excellent electrical conductivity, the overall shell is not less than 50% of the phase line grounding capacity
  4. Aluminum alloy shell is non-magnetic environmental protection material, can effectively avoid the impact of eddy current and hysteresis loss on the busbar


Single bolt connectors


  1. Adopt single bolt clamping mechanism, fast and reliable installation, double the speed of traditional connectors
  2. Adopt double-headed fixed-torque bolts, equipped with special disc springs to greatly improve the compressive strength
  3. Separate temperature indicator module available to alert in case of system failure or high temperature
  4. Connecting bus bar cross-section is more than 1.2 times of bus bar cross-section of bus bar system, and the contact surface is double-sided lap joint, which effectively reduces the contact resistance
  5. Increased creepage distance by adding grooves to the edges of the insulation partition


Unique anti-phase device


The correctness of phase sequence is directly related to the operation safety of busbar system. The anti-phase device of the busbar system of Sunshine Electric can effectively eliminate the harm caused by human factors and avoid the phase sequence error.


Reliable insulation materials


  1. Adopt standard class B (120℃) insulation material
  2. Double wrapped, up to four layers between phases to ensure insulation reliability
  3. The insulation material is heat-resistant grade B, and the voltage resistance of a single layer can be more than 10KV, which is the professional electrical insulation material recommended by the International IEC Association.
  4. Non-toxic, does not produce harmful substances even at high temperatures


Reliable tap unit


  1. Bimetallic pin construction with silver-plated surface ensures long-lasting contact pressure and low contact resistance
  2. Equipped with a safety chain mechanism, plug box is not installed in place, can not close the gate, can effectively avoid plug box with load plugging
  3. Anti-phase design, to ensure that the plug box plugging error-free
  4. Plug box all live parts are effective electrical isolation, plug box installation, its ground line before the phase line and busbar system connected, plug box disconnect, ground line after disconnect


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