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Application

3.8/6.6kV Single Core Screened & PVC Sheathed (Cu Conductor) cables are designed to be used for the supply of electrical energy in fixed applications up to the rated voltages at a nominal power frequency between 49Hz and 61Hz.,3.8/6.6kV Single Core Screened & PVC Sheathed (Cu Conductor) cables are suitable for use in distribution installation, electrical power station , they are applied for installation, outdoors, underground where subject to mechanical damage.

Standard

AS/NZS 1429.1

Cable Construction

Extruded semi-conducting insulation screen XLPE/EPR insulation

Plain circular compacted copper conductor

Extruded semi-conducting conductor screen Plain annealed copper metallic screen PVC/LSOH outer sheath

CONDUCTOR:

 

Plain circular compacted copper to AS/NZS1125 Maximum Continuous Operating Temperature: 90°C

CONDUCTOR SCREEN: Extruded semi-conducting compound, bonded to the insulation and applied in the same operation as the insulation

INSULATION:

Cross Linked Polyethylene (XLPE) – standard Ethylene Propylene Rubber (EPR) – alternative

INSULATION SCREEN: Extruded semi-conducting compound

METALLIC SCREEN: Plain annealed copper wire: 3kA for nominal 1 second(LIGHT DUTY) Plain annealed copper wire: 10kA for nominal 1 second(HEAVY DUTY)

SHEATH: Black 5V-90 polyvinyl chloride (PVC) – standard

Orange 5V-90 PVC inner plus black high density polyethylene (HDPE) outer – alternative Low smoke zero halogen (LSOH) – alternative

Technical Characteristics

LIGHT DUTY

Nominal cond uctor area	Maximum Conductor DC resistance at 20°C	Cond. AC resistance at 50Hz and 90°C		Inductive reactance at 50Hz and 90°C			Insulation resistance at 20°C	Cond uctor to screen capac itance	Maximum diaelectric stress	Current Ratings
		Trefoil or Flat touching	flat spaced	Trefoil touching	flat touc hing	flat spaced				Unen closed In Air	Buried Direct	Buried In Ducts (c)
mm2	Ohm/km	Ohm/km	Ohm/km	Ohm/km	Ohm/km	Ohm/km	MegOhm.km	µF x km	kV x mm	A	A	A
16	1.15	1.47	1.47	0.155	0.170	0.216	11000	0.221	2.06	106	116	111
25	0.727	0.927	0.927	0.146	0.161	0.207	9700	0.248	1.99	138	148	141
35	0.524	0.668	0.668	0.142	0.157	0.203	8700	0.276	1.93	167	178	169
50	0.387	0.494	0.494	0.135	0.150	0.196	7800	0.308	1.87	205	214	203
70	0.268	0.342	0.342	0.130	0.145	0.191	6900	0.352	1.82	252	258	244
95	0.193	0.247	0.247	0.120	0.135	0.181	6000	0.404	1.77	303	314	287
120	0.153	0.196	0.195	0.113	0.128	0.174	5400	0.447	1.74	349	346	325
150	0.124	0.160	0.159	0.110	0.125	0.171	5000	0.486	1.72	400	389	365
185	0.0991	0.128	0.127	0.107	0.122	0.168	4600	0.530	1.69	455	435	407
240	0.0754	0.0982	0.0973	0.103	0.119	0.164	4200	0.576	1.61	536	501	466
300	0.0601	0.0792	0.0781	0.102	0.117	0.163	4000	0.597	1.49	616	562	523
400	0.0470	0.0632	0.0618	0.0982	0.113	0.159	3800	0.627	1.38	727	649	595

Cable Parameter