P4 or P4/P11 RFOU/TFOU 8.7/15KV

These cables are flame retardant, low smoke, halogen free and mud resistant, used for fixed installation for medium voltage power.

Electrical Characteristics

Conductors	Circular tinned annealed stranded copper to IEC 60228 class 2.
Conductor Screen	Semi conducting material.
Insulation	Halogen-free EPR. XLPE can be offered as an option (for TFOU cable).
Insulation Screen	Semi conducting material and tinned copper wire braid.
Bedding	Halogen free compound.
Armour	Tinned copper wire braid.
Outer Sheath	Halogen free thermosetting compound, SHF2 (for TYPE P4)
	or halogen free mud resistant thermosetting compound, SHF MUD (for TYPE P4/P11), coloured red.

Nominal Cross Section Area	mm^2	25	35	50	70	95	120
Nominal Conductor Diameter	mm	6.5	7.4	8.7	10.3	12.2	13.8
Maximum DC Resistant@20℃	Ω/km	0.734	0.529	0.391	0.27	0.195	0.154
Continuous Current Rating@45℃1 Core	A	127	157	196	242	293	339
Continuous Current Rating@45℃3 Core	A	89	110	137	169	205	237
Short Circuit Current 1s	A	3580	5010	7150	10020	13590	17170
Operating Voltage	KV	8.7/15	8.7/15	8.7/15	8.7/15	8.7/15	8.7/15

Nominal Cross Section Area	mm^2	150	185	240	300	400	500	630
Nominal Conductor Diameter	mm	15.1	17.0	19.6	21.9	24.5	27.5	32.3
Maximum DC Resistant@20℃	Ω/km	0.126	0.1	0.0762	0.0607	0.0475	0.0369	0.0286
Continuous Current Rating@45℃1 Core	A	389	444	522	601	690	780	890
Continuous Current Rating@45℃3 Core	A	272	311	365	421	483	546	623
Short Circuit Current 1s	A	21460	26470	34340	42930	57230	71540	90140
Operating Voltage	KV	8.7/15	8.7/15	8.7/15	8.7/15	8.7/15	8.7/15	8.7/15

Ambient Temperature Correction Factors	35	40	45	50	55	60	65	70	75	80
Rating Factor	1.1	1.05	1.0	0.94	0.88	0.82	0.74	0.67	0.58	0.47

Construction No. of cores×Cross section(mm^2)	Nominal Insulation Thickness (mm)	Nominal Sheath Thickness (mm)		Nominal Overall Diameter (mm)	Nominal Weight (kg/km)
Construction No. of cores×Cross section(mm^2)	Nominal Insulation Thickness (mm)	Inner	Outer	Nominal Overall Diameter (mm)	Nominal Weight (kg/km)
1×25	4.5	1.0	1.8	28.4	1305
1×35	4.5	1.0	1.8	29.3	1430
1×50	4.5	1.0	1.9	30.7	1620
1×70	4.5	1.0	1.9	32.4	1900
1×95	4.5	1.2	2.0	34.4	2250
1×120	4.5	1.2	2.1	36.6	2625
1×150	4.5	1.2	2.2	38.1	2940
1×185	4.5	1.2	2.2	40.6	3545
1×240	4.5	1.4	2.4	43.4	4220
1×300	4.5	1.4	2.5	46.3	5070
1×400	4.5	1.4	2.6	50.2	5760
1×500	4.5	1.4	2.7	53.6	6880
1×630	4.5	1.6	2.9	57.9	8460
3×25	4.5	1.4	2.7	55.3	4725
3×35	4.5	1.6	2.9	57.5	5215
3×50	4.5	1.6	3.0	60.6	5960
3×70	4.5	1.6	3.1	64.4	7035
3×95	4.5	1.6	3.3	68.7	8370
3×120	4.5	1.6	3.4	72.7	9745
3×150	4.5	1.8	3.6	76.8	11140
3×185	4.5	1.8	3.7	84.2	13490
3×240	4.5	1.8	4.0	90.6	15860
3×300	4.5	2.0	4.1	96.6	18320

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