Product Overview
Type P-OS/SP-OS MC-HL Instrumentation Cable is a high-performance, flame-retardant cable designed for critical control, signaling, and communication circuits in hazardous and industrial environments. Rated for 600V, this cable meets NEC, ABS, IEEE 383/1202, and ICEA standards, making it suitable for Class I/II/III Division 2 hazardous locations, cable trays, direct burial, and outdoor messenger-supported installations. Featuring multi-layer shielding, corrosion-resistant C-L-X sheath, and robust construction, it ensures reliable signal integrity and fire safety in demanding applications.
Key Features
-
Hazardous Location Rated: Approved for Class I Div 2, Class II Div 2, and Class III Div 2 environments.
-
Flame Resistance: Passes IEEE 1202 vertical tray flame test and ICEA 210,000 BTU fire test.
-
Multi-Layer Shielding: Aluminum/polyester shields + copper drain wires for EMI/RFI protection (100% group isolation).
-
Corrosion Resistance: C-L-X (continuously welded corrugated metallic) sheath with durable outer jacket.
-
ABS Certification: Listed as CWCMC-MC-HL for marine and offshore applications.
Construction Details
| Component | Specification |
|---|---|
| Conductors | Stranded copper, 16 AWG, nylon-insulated, color-coded pairs/triads (black/white + numbered). |
| Insulation | Nylon-covered primaries for abrasion resistance. |
| Group Shielding | Aluminum/polyester shield + coated copper drain wire per group (isolated). |
| Overall Shielding | Aluminum/polyester shield + copper drain wire over entire assembly. |
| Sheath | C-L-X (corrugated metallic) with rip cord for easy stripping. |
| Jacket | Durable outer jacket for mechanical and environmental protection. |
| Voltage Rating | 600V AC. |
| Temperature Range | -40°C to +90°C (operating). |
Technical Specifications
-
Standards Compliance: NEC 760 (NPLF), ABS CWCMC-MC-HL, IEEE 383/1202, ICEA.
-
Conductor Size: 16 AWG stranded copper.
-
Shielding Effectiveness: 100% isolation between shielded groups for signal integrity.
-
Flame Performance: Self-extinguishing, low smoke emission.
-
Environmental Resistance: UV, moisture, oil, and chemical resistant (C-L-X sheath).
Applications
Type P-OS/SP-OS MC-HL Cable is engineered for:
-
Industrial Control Systems: PLCs, SCADA, and process automation in refineries/chemical plants.
-
Hazardous Locations: Oil rigs, gas pipelines, and mining operations (Division 2 areas).
-
Marine & Offshore: ABS-certified for shipboard communication and control circuits.
-
Power Generation: Signal transmission in turbines, substations, and switchgear.
-
Transportation: Rail signaling, tunnel monitoring, and airport control systems.
-
Fire Protection: Nonpower-limited fire alarm circuits (NEC 760 compliant).
Installation Guidelines
-
Bending Radius: Minimum 12x cable diameter for C-L-X sheathed cables.
-
Grounding: Bond shields and drain wires to ground per NEC/IEEE standards.
-
Direct Burial: Use conduit in corrosive soils; ensure trench depth ≥24 inches.
-
Messenger Support: Securely fastulate to avoid cable stress in outdoor spans.
-
Prohibited Uses: Avoid continuous immersion unless specified for marine use.
Why Choose Type P-OS/SP-OS MC-HL Cable?
-
Signal Integrity: Multi-layer shielding eliminates cross-talk and EMI interference.
-
Safety Compliance: Certified for hazardous locations and critical fire safety systems.
-
Durability: C-L-X sheath resists corrosion, impact, and environmental wear.
-
Versatility: Suitable for indoor/outdoor, tray, raceway, and direct burial installations.
-
Future-Proof: Meets global standards for industrial, marine, and energy projects.