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PVC Type EB-20 Conduit – 50 mm (1½″) | Concrete Encased
PVC Type EB-20 Conduit – 50 mm (1½″)
Concrete Encased Electrical Conduit for Underground Installations in KSA & Gulf Region
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | PVC Type EB-20 Conduit |
| Nominal Diameter | 50 mm (1½″) |
| Installation Method | Concrete Encased |
| Material | High-grade rigid PVC |
| Duty Classification | EB-20 (Medium Duty) |
| Standard Lengths | 3 m / 6 m |
| Color | Grey |
| Internal Surface | Smooth bore |
| Operating Temperature | −10 °C to +60 °C |
| Electrical Properties | Non-conductive |
| Chemical Resistance | Excellent |
| Fire Performance | Self-extinguishing |
| Compliance | ASTM, IEC, GCC standards |
| Expected Service Life | 30–50+ years |
Key Features and Benefits
- Concrete-Encased Protection: It is a barrier that safeguards cables against mechanical pressure, heavy weight and construction works.
- Electrical Safety: As it is non-conductive, it avoids electric shock and grounding problems.
- Corrosion & Moisture Resistance: It remains unaffected by alkaline concrete, salty soil, and moisture.
- Smooth Internal Bore: Guarantees that cable pulling will be done easily and without causing any damage.
- Heat & UV Resistance: It is a reliable performer in high-temperature Gulf climate conditions.
- Lightweight & Easy Handling: These features make transportation, storage and installation less complicated.
- Long Operational Life: 30–50+ years of maintenance-free service, reducing lifecycle costs.
Applications of PVC Type EB-20 Conduit – 50 mm
Residential and commercial building foundations
Underground lighting and power circuits
Control and instrumentation wiring
Low-voltage and communication networks
Utility duct banks and basements
Industrial and municipal infrastructure projects
Parking structures and sub-grade installations
Why EB-20 50 mm Conduit Is Ideal for KSA & Gulf Region
- Superior resistance to extreme desert conditions
- Tolerates saline and alkaline soils
- Meets requirements for Saudi & GCC electrical standards
- Economical for massive construction projects
- Reliable for concrete installations
- Infrastructure network with long-term dependability
Installation Method (How It Is Used)
- Site Assessment & Layout – Mark conduit paths according to electrical drawings.
- Trench or Slab Preparation – Clear debris and prepare the base for placement.
- Conduit Placement – Lay EB-20 50 mm conduits securely, maintaining proper alignment.
- Jointing – Use PVC couplers and solvent cement for leak-proof joints.
- Concrete Encasement – Pour concrete around conduits to secure them.
- Cable Pulling – Pull cables after concrete curing, using smooth internal surface.
Accessories & Fittings
PVC couplers
45° and 90° bends
Junction boxes and inspection boxes
Solvent cement for jointing
Spacers, supports, and clamps
Comparison: EB-20 PVC vs Other Conduit Types
| Feature | PVC EB-20 50 mm | GI Conduit | HDPE |
|---|---|---|---|
| Concrete Compatibility | Excellent | Moderate | Limited |
| Corrosion Resistance | Excellent | Poor | Excellent |
| Electrical Safety | High | Medium | High |
| Installation Cost | Low | High | Medium |
| Service Life | 30–50+ yrs | 15–25 yrs | 25–40 yrs |
Maintenance & Lifecycle Advantages
- Corrosion, rust, and degradation do not exist.
- Only a little inspection is needed.
- The performances remain stable in installations surrounded by concrete.
- Lower expenses for replacements and maintenance.
- Cost-effectiveness in the long run.
Sustainability & Compliance
PVC EB-20 50 mm conduits:
Reduce material wastage due to long service life
Support sustainable infrastructure
Comply with international and GCC standards
Lower environmental impact compared to metallic alternatives
Conclusion
The PVC Type EB-20 Conduit – 50 mm (1½″) is a durable and reliable solution that also complies with regulations for concrete-embedded underground electrical installations in Saudi Arabia and the Gulf area. Its strong mechanical properties, electrical safety, resistance to corrosion and long life cycle make it suitable for modern infrastructure projects.
This conduit provides safe, economical and permanent underground electrical networks, which are completely in line with regional environmental conditions and construction standards.
Frequently Asked Questions About PVC Type EB-20 Conduit – 50 mm (1½″) for Concrete-Encased Electrical Installations
1. What is PVC Type EB-20 Conduit – 50 mm used for?
It is used for concrete-encased underground electrical installations, protecting medium- and low-voltage cables.
2. Can EB-20 50 mm conduit be directly buried?
No. It is designed specifically for concrete encasement.
3. Why choose 50 mm EB-20 conduit over smaller sizes?
It provides higher cable capacity, suitable for main circuits and larger installations.
4. Is PVC EB-20 safe for electrical installations?
Yes. Being non-conductive, it provides electrical safety.
5. Does EB-20 resist corrosion and moisture?
Yes, it is highly corrosion-resistant and ideal for alkaline concrete and moist soils.
6. Can EB-20 50 mm withstand Gulf temperatures?
Yes. It is heat-resistant and performs reliably in desert climates.
7. Which standards does EB-20 50 mm comply with?
ASTM, IEC, and GCC electrical standards.
8. Is cable installation easy inside EB-20 50 mm conduit?
Yes. Its smooth internal surface ensures easy cable pulling.
9. Expected service life?
Typically 30–50+ years with proper installation.
10. Where is EB-20 50 mm commonly used in KSA and Gulf region?
In residential foundations, commercial buildings, duct banks, basements, and municipal projects.