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MPRS-HV
 
High Voltage Heat Shrink Busbar Sleeve
 
Description
 
MPRS-HV High Voltage Heat shrink busbar sleeve, a kind of continuous tube shape material made of radiation cross-linked polyolefin, carry excellent insulating performance. Typical applications include insulation of electrical bus bar rated up to 36KV or higher voltage ratings, rectangular, square and round bus bars, inline bolted connections of rectangular bus bars, copper or aluminum bus bars, metal-clad switchgear, metal-enclosed bus bar, substation switchgear etc.
 
Features
 
*         Shrink ratio: 2:1
 
*         Tracking resistant, low smoke emitting, high strength, flexible, flame retardant
 
*         Min. shrink temperature: ≥84°C
 
*         Min. full recovery temperature: ≥120 °C
 
*         Continuous operating temperature: -55~125 °C
 
*         RoHS compliant
 
*         Standard Colors :Black, White, Red ,Yellow, Green ,Blue. More colors are available upon request.
 
Technical Performance

Property

Typical Data

Test Method

Tensile strength

≥8.0MPa

ASTM D 2671

Elongation at break

≥300%

ASTM D 2671

Tensile strength after heat ageing

≥6.9MPa

130℃×168h

Elongation after heat ageing

≥100%

130℃×168h

Longitudinal change

-8%~+8%

ASTM D 2671

Flammability(Oxygen index)

≥28

GB/T 2406

Heat Shock

No cracking

JB 7829 supplement D

Dielectric Strength

≥20kv/mm

ASTM D 149

Shore A Hardness

≤90

GB2411

Volume resistivity

≥1014Ω.cm

IEC 60093

Structure
Dimensions

Size(mm)

As supplied(mm)

D

After recovered(mm)

 

Standard length

 

Inner diameter

d

Wall thickness

w

(M/spool)

Φ30/15

≥30

≤15

4.0±0.30

15

Φ40/20

≥40

≤20

4.0±0.30

15

Φ50/25

≥50

≤25

4.0±0.30

15

Φ65/33

≥65

≤33

4.0±0.30

15

Φ75/38

≥75

≤38

4.0±0.30

15

Φ85/43

≥85

≤43

4.0±0.30

15

Φ100/50

≥100

≤50

4.0±0.30

15

Φ120/60

≥120

≤60

4.0±0.30

15

Φ150/75

≥150

≤75

4.0±0.30

15

Φ180/90

≥180

≤90

4.0±0.30

15

Φ210/105

≥210

≤105

4.0±0.30

15

Φ230/115

≥230

≤115

4.0±0.30

15

Φ250/125

≥250

≤125

4.0±0.30

15

Φ300/150

≥300

≤150

4.0±0.30

15

Packaging: Standard packaging on spools or in 1m lengths.

Other: Other cut lengths are available, please contact our sales department.

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