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BS 6622 19/33(36)kV Medium Voltage Cables Armour XLPE Cable

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Product Details

Product parameter

Application

19/33(36)kV Medium Voltage Cables are suitable for power networks,underground and in cable ducting.They can be buried directly

Performance

Voltage rating U0/U(Um):
19/33(36)kV

Test voltage(A.C.):
33kV

Mechanical performance:
-Minimum bending radius of single core:15 x overall diameter
-Minimum bending radius of three cores:12 x overall diameter
-Single core 12 x overall diameter and 3 cores 10 x overall diameter where bends are positioned adjacent to a joint or termination provided that the bending is carefully controlled by the use of a former.

Thermal performance :
-Maximum operating temperature:90℃
-Maximum short-circuit temperature: 250℃(Max.5s)
-Minimum service temperature：-10℃

Fire performance:
-Flame retardant according to IEC/EN 60332-1-2 standard
-Reduced emission of halogens chlorine <15%

Construction

Conductor:
stranded compacted copper or aluminum conductor , class 2.

Conductor Screen:
Semi-conductive conductor screen.

Insulation:
XLPE (cross-linked polyethylene)
-alternative:EPR (Ethylene Propylene Rubber)

Insulation Screen:
Semi-conductive insulation screen.

Metallic Screen:
individual concentric copper wires and/or copper tape.

Filler:
PET(polyethylene terephthalate) fibres

Binding Tape:
polyester tape or non-woven fabric

Optional Inner Sheath:
PVC(Polyvinyl chloride)
-alternative: LSZH (Low Smoke Zero Halogen)

Optional Armour:
Single-core conductor: AWA (Aluminum Wire Armoring ) or aluminum tape
Three-core conductor: SWA (Steel Wire Armoring ) or galvanized steel tape(single or double layer flat or corrugated)

Outer Sheath:
PVC (polyvinyl chloride)
-alternative :LDPE, MDPE (Low/Medium Density Polyethylene)
-alternative: LSZH (Low Smoke Zero Halogen)

Conductor Shape:
-Single Core:circular, circular compacted
-Three Core:circular, circular compacted, sectorial

Core Identification:
Single Core: Red or black
Three Core: Red , yellow and blue

Sheath Colour:
red, black or other available colour in accord with the request

BS 6622 1933(38)kV Medium Voltage Cables Armour XLPE Cable

19/33(36)kV Three Core Aluminium Conductors XLPE Insulated to BS 6622 Steel Tape Armoured
1.Aluminium Conductor
2.Semi-conductive conductor screen
3.XLPE Insulation
4.Semi-conductive insulation screen
5.Copper tape screen
6.Fillers
7.Tape binder
8.Bedding
9.Galvanised steel tape armour
10. Outer sheath

BS 6622 1933(39)kV Medium Voltage Cables Armour XLPE Cable

19/33(36)kV Three Core Copper Conductors XLPE Insulated to BS 6622 Steel Tape Armoured
1.Copper Conductor
2.Semi-conductive conductor screen
3.XLPE Insulation
4.Semi-conductive insulation screen
5.Copper tape screen
6.Fillers
7.Tape binder
8.Bedding
9.Galvanised steel tape armour
10.Outer sheath

Cable Marking and Packing Materials

Cable Marking:
printing, embossing ,engraving

Packing Materials:
wooden drum, steel drum, steel-wooden drum

Standards

-BS 6622, IEC/EN 60228, IEC 60502-2

BS 6622 Standard 19/33(36)kV Medium Voltage Cables XLPE Cable Physical Performance Parameters

No.of Cores	Nominal Section Area	Minimum Number of Individual Wires in Conductor						Nominal Thickness of Insulation	Nominal Thickness of Outer Sheath	Nominal Overall Diameter	Nominal Weight
		circular		circular compact		sectoral
		Cu	Al	Cu	Al	Cu	Al				Cu	Al
-	mm²	-	-	-	-	-	-	mm	mm	mm	kg/km
1	70	19	19	12	12	12	12	8.00	2.00	35.00	1620	1220
1	95	19	19	15	15	15	15	8.00	2.10	37.00	1940	1380
1	120	37	37	18	15	18	15	8.00	2.10	39.00	2240	1510
1	150	37	37	18	15	18	15	8.00	2.20	40.00	2550	1650
1	185	37	37	30	30	30	30	8.00	2.20	42.00	2940	1850
1	240	37	37	34	30	34	30	8.00	2.30	44.00	3580	2120
1	300	61	61	34	30	34	30	8.00	2.40	47.00	4230	2410
1	400	61	61	53	53	53	53	8.00	2.50	50.00	5140	2790
1	500	61	61	53	53	53	53	8.00	2.60	54.00	6270	3250
1	630	91	91	53	53	53	53	8.00	2.70	58.00	7740	3820
1	800	91	91	53	53	-	-	8.00	2.80	62.00	9540	4660
1	1000	91	91	53	53	-	-	8.00	3.00	66.00	11640	5510
3	50							8.00	3.40	79.00	9290	8600
3	70	19	19	12	12	12	12	8.00	3.50	84.00	10390	9340
3	95	19	19	15	15	15	15	8.00	3.60	87.00	11610	10030
3	120	37	37	18	15	18	15	8.00	3.70	91.00	12890	10810
3	150	37	37	18	15	18	15	8.00	3.80	94.00	13980	11380
3	185	37	37	30	30	30	30	8.00	3.90	98.00	15640	12450
3	240	37	37	34	30	34	30	8.00	4.10	104.00	18040	13740
3	300	61	61	34	30	34	30	8.00	4.30	109.00	20480	15250
3	400	61	61	53	53	53	53	8.00	4.50	117.00	24020	16970

Electrical Performance Parameters(copper conductor)

No.of Cores	Nominal Section Area	Max.D.C. Resistance of Conductor at 20℃	Continuous Current Rating
			in ground		in duct		in air
			flat	trefoil	flat	trefoil	flat	trefoil
-	mm²	Ω/km	amp	amp	amp	amp	amp	amp
1	70	0.268	270	280	260	270	310	370
1	95	0.193	320	335	305	325	375	460
1	120	0.153	360	380	340	370	430	530
1	150	0.124	410	430	375	410	490	600
1	185	0.0991	455	485	410	460	550	690
1	240	0.0754	520	560	470	540	650	820
1	300	0.0601	580	640	500	610	740	940
1	400	0.047	650	730	530	690	840	1100
1	500	0.0366	710	830	570	780	930	1280
1	630	0.0283	760	940	620	890	1040	1480
1	800	0.0221	810	1060	660	990	1140	1690
1	1000	0.0176	860	1170	690	1090	1230	1900
3	50	0.387	210	210	180	180	220	220
3	70	0.268	250	250	215	215	270	270
3	95	0.193	300	300	255	255	330	330
3	120	0.153	340	340	290	290	380	380
3	150	0.124	380	380	330	330	430	430
3	185	0.0991	430	430	370	370	490	490
3	240	0.0754	500	500	430	430	570	570
3	300	0.0601	540	540	470	470	650	650