Home > Medium Voltage Power Cables > FR-N30XA8E-AR Triplex 18/30 (36) kV NFC 33-226 Cable

FR-N30XA8E-AR Triplex 18/30 (36) kV NFC 33-226 Cable

Application

FR-N30XA8E-AR triplex cables are the new generation of cables for public medium voltage distribution. Used for direct installation on the ground, outdoors, indoors and in cable ducts.

Construction

Conductor: Aluminum, class 2, circular compacted conductors
Conductor screen: Non-metallic, semi-conducting compound
Insulation: Cross-linked polyethylene (XLPE)
Insulation screen: Non-metallic, semi-conducting compound, extruded strippable grooved elastomer
Longitudinal water blocking: Swelling powder
Metallic screen: Aluminium plastic tape (AL/PET)
Outer sheath: Polyethylene (PE)

Main Characteristics

Maximum conductor temperature in normal operation: 90℃ .
Short circuit temperature (5 seconds maximum duration): Shall not exceed 250℃ .
Ambient installation temperature range: -10～50℃ .
Weather resistance: AN3/AF2
Flame retardant: C2, NFC 32-070
Water proof: AD8
Mechanical resistance to impacts: AG4
Minimum bending radius: During installation: 15D After installation: 10D (Note: D is overall diameter of cable)

Specification

IEC 60228 Conductors of insulated cables
NFC 33-226 Cables isolés et leurs accessoires pour réseaux d’énergie Câbles de tensions assignées comprises entre 6/10 (12) kV et 18/30 (36) kV, isoles au polyéthylene réticulé à gradient fixé, pour réseaux de distribution
IEC 60502-2 Power cables with extruded insulation and their accessories for rated voltages from 1kV (Um=1.2KV) up to 30kV (Um=36KV) – Part 2: Cables for rated voltages of 6kV (Um=7.2KV) and 30kV (Um=36kV)

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No.of Cores and Nominal Cross Section	Min.Number of Wires	Nominal Insulation Thickness	Nominal AL/PET Tape Thickness	Nominal Sheath Thickness	Approx. Overall Diameter	Approx. Weight	Max.DC Resistance of Conductor at 20℃
mm²	No.	mm	mm	mm	mm	kg/km	Ω/km
3×1×50	6	8.0	0.20	2.0	70.6	2943	0.641
3×1×70	12	8.0	0.20	2.0	74.3	3317	0.443
3×1×95	15	8.0	0.20	2.1	78.6	3791	0.320
3×1×120	15	8.0	0.20	2.1	81.2	4132	0.253
3×1×150	15	8.0	0.20	2.2	84.9	4579	0.206
3×1×185	30	8.0	0.20	2.2	88.6	5085	0.164
3×1×240	30	8.0	0.20	2.3	94.0	5892	0.125
3×1×300	30	8.0	0.20	2.4	99.1	6721	0.100
3×1×400	53	8.0	0.20	2.5	105.4	7821	0.0778
3×1×500	53	8.0	0.20	2.6	113.4	9210	0.0605
3×1×630	53	8.0	0.20	2.7	121.8	10914	0.0469

Application and case display

FAQ

What is the service life of cables?

What is the operating temperature of the cable?

What are the weight limits for different types of packages?

What is the purpose of a metallic shield in MV and HV cables?

Flame Retardant Cables VS Fire Resistant Cables?

How Do Water-Blocking Cables Work?

Water-blocking cables are essential for ensuring reliable operation in environments with high levels of moisture or frequent water contact. These cables employ water-blocking techniques to effectively prevent water ingress, protecting them from damage and prolonging their lifespan.

Flame Retardant Cables VS Fire Resistant Cables?

Both types of cables are crucial in enhancing the likelihood of escape and survival in the event of a fire and are often confused with one another. However, there is a fundamental distinction between flame retardant cables and fire resistant cables. Flame retardant cables are engineered to inhibit the spread of fire to adjacent areas. On the other hand, fire resistant cables are specifically designed to preserve circuit integrity and ensure functionality during a fire, under specified conditions, aiding both evacuees and firefighters.

Armored vs. Unarmored Cables?

Armored cables are ideal for direct burial and laying underground, offering protection against environmental factors. Unarmored cables are unsuitable for burial or use in other challenging applications and installations.

What is the service life of cables?

The design life of power cables is typically 20 to 30 years; however, this can vary significantly based on factors such as installation, environmental conditions, and the quality of the cable.

Is a flame-retardant cable also fire resistant?

No. A flame-retardant cable is not the same as a fire-resistant cable. A flame-retardant cable is designed to restrict the spread of fire by inhibiting combustion. Fire-resistant cables, on the other hand, maintain circuit integrity and continue to function for a specified time under defined fire conditions.