Bus bar insulation tube
Union Polymer Material Co., Ltd. [China]
Voltage class 6 ~24kV busbar Flame retardant Halogen free insulation tube Raychem/Tyco :BPTM insulation tube Product Code Cross References Raychem/Tyco :BPTM DSG CANUSA :CBTM 3M :BBI Clearance Reduction Guide
Bus bar Type | Applicable Product | Min. Clearance Required(mm) | |||
Electrode toelectrode | Electrode toground | Electrode toelectrode | Electrode toground | ||
Round sectionalUp to 24 kV | S1(n)-10 | 75 | 85 | 85 | 95 |
Rectangle sectionalUp to 24 kV | S1(n)-10 | 85 | 95 | 90 | 100 |
Test item | Test standard | Typical Data |
Density | ASTM D2671 | 1.1~1.15 |
Water absorption 336hrs at 23 | ASTM D570 | <0.2% |
Tensile strength<4.0mm/0.18inch wall>4.0mm/0.18inch wall | ASTM D2671 | >14Mpa>12Mpa |
Ultimate Elongation | ASTM D2671 | >500% |
Accelerated Ageing 168hrs at 136Tensile strengthUltimate Elongation | ASTM D2671 | >12Mpa>400% |
Low temperature flexibility 4hrs at -40 | ASTM D2671 | No cracking |
Dielectric strength2mm/0.08inch wall2.5 mm/0.10inch wall3 mm/0.12inch wall | ASTM D2671 | >25kV/mm>20kV/mm>17kV/mm |
Volume resistivity | ASTM D2671 | >1014Ω.cm |
Tracking and erosion resitance | ASTM D2303 | After 1hrs at 2.5kV,1hrs at 2.75kV, no tracking |
Heat shock 4hrs at 200 | ASTM D2671 | No drop no flow |
Resistance to selected fluids 168hrs at 23Tensile strengthUltimate Elongation | IEC 60684-2 | >8Mpa>250% |
Copper corrosion 158 for 168hrs | IEC 60684-3 | Pass |
Long term ageing 3000hrs at 120Elongation at break | IEC 60684-2 | >175% |
Thermal endurance | / | 105 |
Color fastness to light | IEC 60684-3 | Contrast between exposed and unexposed partsThe color no change |
S1(n)-10 | a + bmin. ~ max.(mm) | dmin. ~ max.(mm) | min. thickness for 6-24kV shrink on the bus bar (mm) | Standard Packing(m/roll) | Standard Packing(roll/Box) | ||
Φ25/10 | 15 | 25 | 10 | 18 | 1.6 | 25 | |
Φ30/12 | 22 | 35 | 15 | 25 | 1.6 | 20 | |
Φ40/16 | 28 | 45 | 20 | 30 | 1.6 | 20 | |
Φ50/20 | 38 | 55 | 25 | 40 | 1.6 | 20 | |
Φ65/25(Φ75/30) | 45 | 65 | 35 | 50 | 1.6 | 20 | |
Φ85/35(80/32) | 55 | 90 | 40 | 60 | 1.6 | 20 | |
Φ100/40 | 70 | 110 | 50 | 80 | 1.6 | 20 | |
Φ120/50 | 90 | 140 | 60 | 95 | 1.6 | 20 | |
Φ150/60 | 105 | 180 | 70 | 120 | 1.6 | 20 | |
Φ175/75 | 130 | 210 | 85 | 140 | 1.6 | 20 | |
Φ210/85 | 140 | 260 | 95 | 170 | 1.6 | 20 |
Bus bar insulation tube