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Suitable for Use for the following specifications
ICEA T-34-664 as applicable for TRXLPE insulated concentric neutral cable must conform to the following chart:
PHYSICAL PROPERTIES
UNIT
TEST METHOD
VALUE
Density(Base Resin)
g/cm3
ASTM D1505
0.921
Tensile Strength
kg/ cm2
ASTM D638
200
Elongation
%
550
Oven Aging @ 135 ℃, 7 days
Tensile Strength Retention
> 90
Elongation Retention
Hot/Set @ 200℃, 20N/cm2
IEC-60811-2-1
Hot Elongation
< 100
Permanent Set
< 5
Cure Behavior @ 180℃ (MDR)
HCY-I-24196
Ts1
minute
> 1
Tc90
Mh-MI
lb・in
> 4.5
Moisture
ppm
HCY-I-24205
< 200
ELECTRICAL PROPERTIES
Dielectric Constant @ 1 MHz
-
ASTM D150
< 2.3
Dissipation Factor @ 1 MHz
< 0.0005
Dielectric Strength
kV/mm
ASTM D149
> 20
DC Volume Resistivity
ohm cm
ASTM D257
> 1016
TREE RESISTANCE
Relative Bow-tie Tree Size
Internal
< 15
Resistance to Water Tree
Growth @25℃, 30days
< 0.1
1. Tree test conditions: Frequency=1kHz, Applied Voltage=5kV, 0.01M NaCl Solution.
2. Values are typical : not to be construed for specification.