IS 5950 : 1984
Cables - Specification for Shot Firing Cables (for use other than in shafts)
summary
Shot firing cables are specialized electrical cables used to transmit firing current from blasting equipment to detonators during controlled blasting operations. These cables are designed for safe use in mines, construction sites, and quarrying applications other than vertical shafts, offering reliability, flexibility, and resistance to mechanical and environmental stresses.
Why BIS Certificate is Mandatory for Specification for Shot Firing Cables (for use other than in shafts)
BIS certification is mandatory to ensure shot firing cables meet strict safety and performance standards, as they are used in explosive environments. BIS standards help prevent accidental firing, electrical failures, insulation breakdown, and fire hazards, ensuring worker safety, operational reliability, and regulatory compliance in mining and construction activities across India.
What is BIS Certified for Specification for Shot Firing Cables (for use other than in shafts)
The BIS certified specification defines requirements for conductor material, insulation, electrical resistance, insulation resistance, tensile strength, flexibility, and environmental performance of shot firing cables. It also specifies testing methods, marking, and quality control measures to ensure safe transmission of firing current during blasting operations.
Test required for Specification for Shot Firing Cables (for use other than in shafts)
Materials
| Title | Mandatory/Optional |
|---|---|
| Purity test for Cu | Optional |
| Voltage Test | Required |
| Spark Test | Required |
| Flammability Test | Required |
| Conductor Resistance | Required |
| Insulation Resistance | Required |
| Thickness of Insulation & Sheath | Required |
| Conductor | Required |
| Annealing Test | Required |
Physical Test on Insulation and Sheath
| Title | Mandatory/Optional |
|---|---|
| Tensile Strength & Elongation at break | Required |
| Loss of Mass test | Required |
| Hot Deformation | Required |
| Heat Shock | Required |
| Shrinkage | Required |
| Colour of Insulation, sheath, manufacturer’s identification | Required |
Benefits of BIS Certification for Specification for Shot Firing Cables (for use other than in shafts)
1. Enhanced Operational Safety
BIS-certified shot firing cables reduce the risk of accidental ignition, short circuits, and insulation failure in explosive environments.
2. Reliable Electrical Performance
Certification ensures consistent conductivity and insulation quality, allowing accurate and dependable transmission of firing signals.
3. Durability in Harsh Conditions
BIS standards require resistance to abrasion, moisture, and mechanical stress, improving cable life at mining and construction sites.
4. Legal and Regulatory Compliance
BIS certification is mandatory in India, enabling lawful use of cables and avoiding penalties or project disruptions.
5. Trust and Industry Acceptance
BIS-marked cables gain higher acceptance among mining companies, contractors, and government agencies, enhancing supplier credibility.