HEAT SHRINK MEDIUM VOLTAGE INSULATION TUBING
Qualtek Electronics
QBM, QBT
HALOGEN FREE, HEAT SHRINKABLE, 11-36kV
BUS BAR INSULATION PROTECTION TUBING
SHRINK RATIO 2.5:1
Features/Applications
Made from specially formulated radiation cross-linked halogen-free
compounds. The carefully produced product can provide high resistance
to tracking and arcing. Used to enhance the insulation properties of bus
bar in switchgear and substations. The continuous length of supplied
products makes it more convenient and economical.
Operating temperature: -55°C
to +105°C
Minimum shrink temperature: 110°C
RoHS Compliant
Halogen free
Technical Data
Property
Tensile Strength
Tensile Strength After Aging (120°C, 168 hrs.)
Longitudinal Shrinkage
Elongation at Break (120°C, 168 hrs.)
Elongation at Break After Aging
Dielectric Strength
Dielectric Constant
Volume Resistance
Flammability (Oxygen Index)
Copper Corrosion (QBT) (120°C, 168 hrs.)
Cold Bend (QBT) (-40°C, 4 hrs.)
Water Absorption (23°C, 14 days)
Test Method
ASTM D 2671
ASTM D 2671
ASTM D 2671
ASTM D 2671
ASTM D 2671
IEC 243
QBT - IEC 250
IEC 93
QBM - ASTM D 2863, QBT - ASTM D 4589
ASTM D 2671
ASTM S 2671
ISO 62
Typical Data
> 11.8 MPa
> 10MPa
0 to -10%
> 700%
> 500%
> 20kV/mm
Max. 3.0
> 10
13
Ω
.cm (min.)
> 25
No corrosion
No cracking
< 0.5%
Product Dimensions
Size
(mm)
As Supplied (mm)
Inside Diameter
(min.)
QBM-Medium Wall Bus Bar Tubing
After Recovered (mm)
Inside Diameter
(max.)
10
12
14
16
20
25
30
40
60
70
75
75
After Recovered (mm)
Inside
Diameter
(max.)
6
12
16
20
25
30
40
50
Wall Thickness
(min)
2.0
2.3
2.5
2.5
2.5
2.6
2.6
3.0
Wall Thickness
(min)
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
3.0
3.0
3.3
3.3
Tubing
Shape
11kV-24kV
Standard
Spool
*(SS)
(Meter)
30
30
30
30
15
15
15
15
Standard Packaging
*(QB) (mm)
1000
1000
1000
1000
Continuous Length Tubing
25/10
25
30/12
30
35/14
35
40/16
40
50/20
50
65/25
65
75/30
75
100/40
100
Cut Length Tubing
150/60
180/70
205/75
235/75
150
180
205
235
Flat
Flat
Flat
Flat
Flat
Flat
Flat
Flat
Flat
Flat
Flat
Flat
Product Dimensions
Size
(mm)
18/6
30/12
40/16
50/20
65/25
75/30
100/40
120/50
As Supplied
(mm)
Inside
Diameter
(min.)
18
30
40
50
65
75
100
120
QBT-Medium Wall Bus Bar Tubing
Rectangular
Bus Bar
(mm)
6.4
15.0
27.0
32.0
45.0
48.0
73.0
69.8
19
30
45
51
75
85
120
111
Round
Bus Bar
(mm)
6.8
12.7
17.0
21.0
26.0
31.0
45.0
50.0
15.0
25.4
32.0
40.0
52.0
60.0
80.0
90.0
11kV, 24kV, 36kV
Standard
Spool
*(SS)
(Meter)
15
15
15
15
15
15
15
15
Notes:
1.
* See Part Number Guide for standard packaging codes.
2.
Special sizes, packaging, colors and cut pieces are available upon request.
ISO-9001 Company
www.qualtekusa.com
QBM,QBT-200C
京公网安备 11010802033920号
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