SANS 1507-3 Steel Wired Armoured PVC-PVC 0.6/1kV Cable

SANS 1507-3 Steel Wired Armored (SWA) PVC-PVC 0.6/1kV Cable: Engineered for Durability in Challenging Environments

                                                  SANS 1507-3 Steel Wired Armoured PVC-PVC 0.6/1kV Cable

Category

Details

Application

Direct burial in free-draining soil conditions for fixed indoor and outdoor installations.

Voltage Rating Uo/U

0.6/1kV

Temperature Rating

Operating Temperature: -20 to +70 °C

Minimum Bending Radius

1.5mm² to 16mm² - Fixed: 6 x overall diameter 25mm² and above - Fixed: 8 x overall diameter

Conductor

Copper conductor

Insulation

PVC (Polyvinyl Chloride)

Bedding

PVC (Polyvinyl Chloride)

Armour

SWA (Galvanized Steel Wire Armour)

Sheath

PVC (Polyvinyl Chloride)

Core Identification

2 core: Red, Yellow 3 core: Red, Yellow, Blue 4 core: Red, Yellow, Blue, Black

Sheath Colour

Black with Blue Stripe

Standards

SANS 1507-3 Flame Retardant according to IEC 60332-1-2

ELECTRICAL CHARACTERISTICS

Nominal Cross Sectional Area (mm²)

Maximum Conductor DC Resistance at 20 ºC (ohm/km)

Current Carrying Capacity (A) - 2 Cores

Current Carrying Capacity (A) - 3 Cores

Current Carrying Capacity (A) - 4 Cores

Free Air

In Ground

Free Air

In Ground

Free Air

1.5

12.1

22

18

19

2.5

7.41

31

24

26

4

4.61

41

30

35

6

3.08

53

38

45

10

1.83

72

50

62

16

1.15

97

64

83

25

0.727

128

82

110

35

0.524

157

98

135

50

0.387

190

116

163

70

0.268

241

143

207

95

0.193

291

169

251

120

0.153

336

192

290

150

0.124

386

217

332

185

0.0991

439

243

378

240

0.0754

516

280

445

In the rapidly evolving world of electrical infrastructure, selecting the right cable for specific applications is critical to ensuring safety, reliability, and efficiency. The SANS 1507-3 Steel Wired Armored (SWA) PVC-PVC 0.6/1kV cable stands out as a robust and versatile solution for low-voltage power distribution. Designed to meet South African National Standards (SANS 1507-3) and compliant with international flame-retardant standards (IEC 60332-1-2), this cable is engineered for durability in challenging environments.

Applications of SANS 1507-3 SWA PVC-PVC Cable

The SANS 1507-3 cable is designed for direct burial in free-draining soil conditions and is suitable for both indoor and outdoor fixed installations. Its steel wire armour provides excellent protection against mechanical stress, making it ideal for environments where cables are exposed to physical damage or harsh conditions. Common applications include:

  • Industrial Power Distribution: Used in factories, mines, and processing plants to supply power to machinery and equipment.

  • Commercial Buildings: Powers lighting, HVAC systems, and other infrastructure in offices, malls, and hospitals.

  • Residential Complexes: Supports underground power distribution for housing estates and apartment buildings.

  • Infrastructure Projects: Employed in road, rail, and renewable energy projects, particularly in South Africa’s expanding energy sector.

  • Mining Operations: The cable’s durability makes it a preferred choice in South Africa’s mining industry, where cables must withstand rugged conditions.

SANS 1507-3 Cable in South Africa’s Infrastructure

Case: Mining Sector Resilience in Limpopo

South Africa’s mining industry, a cornerstone of the economy, relies heavily on durable electrical infrastructure. In a Limpopo platinum mine, SANS 1507-3 cables were used to power underground equipment. The cables’ galvanized steel armour protected against mechanical damage from heavy machinery, while their flame-retardant properties enhanced safety in confined spaces. This case underscores the cable’s suitability for high-risk environments, contributing to operational continuity in a sector facing challenges like load shedding and rising energy costs.

Frequently Asked Questions (FAQs)

What is the SANS 1507-3 SWA PVC-PVC cable used for?

The cable is used for low-voltage power distribution (0.6/1 kV) in fixed indoor and outdoor installations, particularly for direct burial in free-draining soil. It is ideal for industrial, commercial, residential, and infrastructure applications.

Why is steel wire armour important?

The galvanized steel wire armour (SWA) provides mechanical protection, making the cable resistant to physical damage during installation or operation, especially in harsh environments like mines or construction sites.

What are the benefits of PVC insulation and sheathing?

PVC offers excellent electrical insulation, durability, and flame-retardant properties, ensuring safety and longevity. It also protects against environmental factors like moisture and UV exposure.

Can the cable operate in extreme temperatures?

Yes, the SANS 1507-3 cable operates reliably between -20°C and +70°C, making it suitable for South Africa’s diverse climates, from coastal regions to arid interiors.

How does the cable support South Africa’s energy goals?

Its high current-carrying capacity and durability make it ideal for renewable energy projects, urban electrification, and industrial applications, supporting South Africa’s transition to a sustainable and reliable energy future.

What is the significance of the SANS 1507-3 standard?

The SANS 1507-3 standard ensures the cable meets South Africa’s rigorous quality and safety requirements, guaranteeing performance and compliance in demanding applications.

The SANS 1507-3 Steel Wired Armored PVC-PVC 0.6/1kV cable is a cornerstone of South Africa’s electrical infrastructure, offering unmatched reliability, safety, and versatility. Its robust construction, high current-carrying capacity, and compliance with stringent standards make it a preferred choice for industrial, commercial, and renewable energy applications. From powering solar farms in the Northern Cape to electrifying informal settlements in Gauteng, this cable plays a vital role in addressing South Africa’s energy challenges. As the country continues to modernize its grid and embrace sustainable energy, the SANS 1507-3 cable will remain a critical component in building a resilient and efficient power network.