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A2XSY 1x50rm/16 ELFILT

U to75 kV similar to IEC 60502 and IEC 60840
Al conductors • XLPE insulation • Cu screen • PVC sheath
 
The cables are for power supply of electrostatic filters to 75 kV. Conditions for laying - underground, in premises, in cable ducts and conduits and outdoor under shelter.
 
Cable construction
Construction
According to IEC, VDE
Conductors
 
  
Al stranded compacted, wires
according to IEC 60228 cl.2 VDE
0295 cl..2
Inner semi-
conductive layer
 semi-conductive XLPE compound
Insulation
XLPE compound
Outer semi-
conductive layer
 semi conductive XLPE compound
Metal screen
 
 
Cu wires concentrically laid and
one contact of Cu tape with thick
ness of 0.1mm.
Separating layer
layer of plastic tape
Sheath 
 
 
PVC compound type ST2 according to IEC 60502 type DMV 6 according to VDE 0276
Color
red
Technical data
Aluminium current core
 
- circular multiwire compacted
- nominal cross-section
- diameter
mm2     50 mm      8.2
Insulation thickness Metal screen cross-section
mm      9.0 mm2     16
Sheath thickness
Outer diameter approx.
Mass of core
mm       2.5
mm     37.2
kg/km       131
Mass of cable Bending radius
kg/km       1297 m       0.65
single bending
cm min     60
Electrical characteristics
 
Electrical resistance of core at DC and 20°C
Ω/km     0.641
Electrical resistance of screen at DC and 20°C
Ω/km       1.15
Electrical resistance of insulation
MΩ.km    1*105
Operating capacitance
µF/km   0.1387
Maximum allowed ambiend tem­perature
90°C C
Tests
 
Test voltage /15 min/
 
AC voltage
DC voltage
70kV
225kV
Partial discharge at
U=50 kV - max
5pC
Dielecttric loss / tgδ /, max.
30.104
Increase of tgδ /Δtgδ/
 
U between 15-38 kV U between 38-89 kV
10.104
10.104