The laminated insulated flexible busbar is made of highly flexible laminated copper strips, covered with a flame-retardant PVC insulation layer.
Technical Parameters of Insulated Flexible Copper Busbar Conductor:
· Annealed Electrolytic Copper: Copper Content ≥ 99.9%
· Conductivity: ≥ 55 S/m
· Vickers Hardness: < 50 HV
· Tensile Strength: ≥ 200 MPa
· Elongation: ≥ 30%
Technical Parameters of Insulation Layer:
· Polyvinyl Chloride: PVC
· Color: Black
· Widths of 80mm and 100mm are molded or heat-shrinkable
· Shore Hardness: A70—80
· Dielectric Strength: > 23 kV/mm
· Oxygen Index: 30%
· Elongation after Accelerated Aging Test at 135℃/7 days: > 180%
· Tensile Strength: > 20 MPa
Technical Parameters of Insulated Flexible Busbar:
· Operating Temperature: -30℃ to +105℃
· Flame Retardancy: Self-extinguishing
· Operating Voltage Range: 750V
· Dielectric Strength for 15min (50Hz): To Ground > 15kV; Between Busbars > 30kV
Product Features:
· Small Cross-Sectional Area: Due to the use of laminated copper strips, this flexible connection can carry a larger current.
· Convenient and Quick: It can be easily installed manually without special auxiliary equipment.
· Reduced Size: The insulated layer has good insulating properties, which can reduce the distance between different polarity flexible connectors and between flexible connectors and ground. There are no bending restrictions, providing additional insulation safety, simplifying the structure, making connections more compact, shortening connection lines, and achieving better appearance.
· High Insulation Strength: The insulation material is flame retardant, and compared to cable and insulated busbar connections, it has lower temperature rise.
· High Flexibility: Can be manually bent to save space, with a smaller bending radius compared to similar cables.
Applications:
· Electrical Connections and Wiring in Distribution Cabinets
· Power Connections between Preformed Conductors and Transformers, Distribution Cabinets
· Flexible Connections, Non-Vibration Connections, Non-Thermal Expansion Connections
· Power Supply for Electroplating Tanks
Standard Product Specifications and Allowable Current:
· Standard Conductor: Electrical Copper Tape, Bare/Tinned
· Standard Length: 2m or 3m. For single-layer flexible busbars, single lengths can reach up to 200m
· Maximum Cross-Sectional Area: 1200 sqmm
· Insulation Layer Color: Black
Conductor Size and Number of Strands (mm*mm*Strands) | Material Code | Cross-Sectional Area (mm²) | Current Carrying Capacity(A) | ||
△T=20K(3) | △T=40K(4) | △T=50K(5) | |||
15.5x0.8x2 | 5013001 | 24.8 | 125 | 175 | 200 |
15.5x0.8x3 | 5013002 | 37.2 | 160 | 210 | 240 |
15.5x0.8x4 | 5013003 | 49.6 | 195 | 265 | 295 |
15.5x0.8x6 | 5013004 | 74.4 | 225 | 320 | 360 |
15.5x0.8x8 | 5013005 | 99.2 | 265 | 380 | 430 |
15.5x0.8x10 | 5013006 | 124 | 300 | 420 | 480 |
20x1x2 | 5013007 | 40 | 170 | 240 | 270 |
20x1x3 | 5013008 | 60 | 230 | 320 | 360 |
20x1x4 | 5013009 | 80 | 270 | 380 | 440 |
20x1x5 | 5013010 | 100 | 300 | 430 | 490 |
20x1x6 | 5013011 | 120 | 330 | 470 | 530 |
20x1x8 | 5013012 | 160 | 400 | 560 | 620 |
20x1x10 | 5013013 | 200 | 420 | 580 | 650 |
24x1x2 | 5013014 | 48 | 200 | 280 | 320 |
24x1x3 | 5013015 | 72 | 250 | 360 | 410 |
24x1x4 | 5013016 | 96 | 280 | 410 | 460 |
24x1x5 | 5013017 | 120 | 330 | 470 | 530 |
24x1x6 | 5013018 | 144 | 360 | 510 | 570 |
24x1x8 | 5013019 | 192 | 420 | 590 | 670 |
24x1x10 | 5013020 | 240 | 500 | 700 | 790 |
32x1x2 | 5013021 | 64 | 230 | 320 | 360 |
32x1x3 | 5013022 | 96 | 280 | 410 | 460 |
32x1x4 | 5013023 | 128 | 320 | 460 | 520 |
32x1x5 | 5013024 | 160 | 390 | 550 | 610 |
32x1x6 | 5013025 | 192 | 440 | 620 | 700 |
32x1x8 | 5013026 | 256 | 510 | 720 | 822 |
32x1x10 | 5013027 | 320 | 600 | 840 | 930 |
40x1x2 | 5013028 | 80 | 240 | 330 | 380 |
40x1x3 | 5013029 | 120 | 330 | 480 | 540 |
40x1x4 | 5013030 | 160 | 400 | 560 | 630 |
40x1x5 | 5013031 | 200 | 450 | 630 | 710 |
40x1x6 | 5013032 | 240 | 480 | 680 | 750 |
40x1x8 | 5013033 | 320 | 600 | 830 | 920 |
40x1x10 | 5013034 | 400 | 670 | 920 | 1030 |
50x1x3 | 5013035 | 150 | 400 | 570 | 650 |
50x1x4 | 5013036 | 200 | 490 | 700 | 790 |
50x1x5 | 5013037 | 250 | 540 | 780 | 880 |
50x1x6 | 5013038 | 300 | 590 | 840 | 950 |
50x1x8 | 5013039 | 400 | 680 | 1000 | 1130 |
50x1x10 | 5013040 | 500 | 750 | 1100 | 1300 |
63x1x5 | 5013041 | 315 | 650 | 900 | 1000 |
63x1x6 | 5013042 | 378 | 690 | 980 | 1100 |
63x1x8 | 5013043 | 504 | 840 | 1200 | 1350 |
63x1x10 | 5013044 | 630 | 920 | 1300 | 1450 |
80x1x5 | 5013045 | 400 | 700 | 1100 | 1230 |
80x1x6 | 5013046 | 480 | 780 | 1210 | 1360 |
80x1x8 | 5013047 | 640 | 950 | 1400 | 1570 |
80x1x10 | 5013048 | 800 | 1090 | 1550 | 1730 |
100x1x5 | 5013049 | 500 | 860 | 1250 | 1400 |
100x1x6 | 5013050 | 600 | 950 | 1380 | 1530 |
100x1x8 | 5013051 | 800 | 1100 | 1580 | 1760 |
100x1x10 | 5013052 | 1000 | 1220 | 1710 | 1920 |
100x1x12 | 5013053 | 1200 | 1300 | 1800 | 2010 |
Selection Guide:
The current carrying capacity of insulated flexible busbars is related to the busbar cross-sectional size and temperature, as shown in the above table. The following factors need to be considered when selecting:
· Current Carrying Capacity
· Allowable Busbar Temperature Rise
· Busbar Width
The formula for calculating the busbar temperature rise (ΔT) is as follows:
△T = Ta - Tc.
· Tc = Ambient Temperature
· Ta = Temperature of the Busbar When Energized (Important Note: For general electrical equipment, Ta should be ≤105℃)
Example of Selection (For Reference Only):
Requirement: The ambient temperature for equipment use is 40℃, the required current carrying capacity of the copper busbar is 510A, the maximum temperature on the copper busbar should not exceed 100℃, and the busbar width should not exceed 40mm.
Selection: According to the formula, the maximum allowable temperature rise is 60℃ (100℃ - 40℃ = 60℃). Thus, a flexible copper busbar with a specification of 31x1x4 can be selected: this specification of busbar has a temperature rise of 50℃ under a load current of 520A, so this selection is feasible and has sufficient safety margin.
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