Steel Electrical System
Calaba Carries the following classes
BS 4568 -Class 3 – Medium Heavy duty Conduit
• Heavy protection on exterior and medium protection on interior of conduit surface
• Threaded at both ends, one end is fixed with socket and other end comes with protective plastic cap.
Nominal size (mm) | Outside Diameter (mm) Colour | Wall Thickness (mm) | Length of thread | Weight per Length (kg) | ||
Min. | Min. | Min. | Min. | |||
16 | 15.7 | 16.0 | 1.4±0.10 | 11.5 | 13.5 | |
20 | 19.7 | 20.0 | 1.6±0.15 | 13.0 | 15.0 | |
25 | 24.6 | 25.0 | 1.6±0.15 | 16.0 | 18.0 | |
32 | 31.6 | 32.0 | 1.6±0.15 | 18.0 | 20.0 |
Note: • Standard length 3.75 m • Customized colour finishing available based on request
BS 4568 Class 4 –Heavy duty Conduit
• Manufactured accordance with BS 4568 part 1 similarly known as IEC 61386-21, IEC 60614 -2-1, BS EN 61386-21, BS EN 50086-21
• Heavy protection on exterior on interior of conduit surface
• Threaded at both ends, one end is fixed with socket and other end comes with protective plastic cap.
Nominal size (mm) | Outside Diameter (mm) Colour | Wall Thickness (mm) | Length of thread | Weight per Length (kg) | ||
Min. | Min. | Min. | Min. | |||
16 | 15.7 | 16.0 | 1.4±0.10 | 11.5 | 13.5 | |
20 | 19.7 | 20.0 | 1.6±0.15 | 13.0 | 15.0 | |
25 | 24.6 | 25.0 | 1.6±0.15 | 16.0 | 18.0 | |
32 | 31.6 | 32.0 | 1.6±0.15 | 18.0 | 20.0 |
Note: • Standard length 3.75 m • Customized colour finishing available based on request
BS 31 -Class 3 – Medium Heavy-duty Conduit
• Manufactured accordance with BS 4568 part 1 similarly known as IEC 61386-21, IEC 60614 -2-1, BS EN 61386-21, BS EN 50086-21
• Heavy protection on exterior on interior of conduit surface
• Threaded at both ends, one end is fixed with socket and other end comes with protective plastic cap.
Nominal size (mm) | Outside Diameter (mm) Colour | Wall Thickness (mm) | Length of thread | Weight per Length (kg) | ||
Min. | Min. | Min. | Min. | |||
16 | 15.7 | 16.0 | 1.4±0.10 | 11.5 | 13.5 | |
20 | 19.7 | 20.0 | 1.6±0.15 | 13.0 | 15.0 | |
25 | 24.6 | 25.0 | 1.6±0.15 | 16.0 | 18.0 | |
32 | 31.6 | 32.0 | 1.6±0.15 | 18.0 | 20.0 |
Note: • Standard length 3.75 m • Customized colour finishing available based on request