Low-Smoke Halogen-Free Flame Retardant Marine Inverter Power Cable Sc Type1

Characteristics and Structure of Cables

Navigating the unforgiving marine environment demands electrical infrastructure that prioritizes absolute safety and operational continuity. The Low-Smoke Halogen-Free (LSZH) Flame Retardant Marine Inverter Power Cable (Sc Type1) is engineered specifically to meet these rigorous demands. When handling this cable, the first thing you notice is the smooth, matte finish of its heavy-duty SHF1 outer sheath, designed to repel oil, resist salt spray corrosion, and withstand the constant, aggressive mechanical vibrations generated by massive marine diesel engines. Beneath the surface, the dense, weighty flexibility of the stranded copper conductors ensures reliable routing through the most confined shipboard spaces.

Safety at sea leaves no room for compromise. In the event of a localized fire, traditional PVC cables release blinding, toxic black smoke and corrosive acid gases that can destroy sensitive navigation electronics and endanger the crew. This LSZH marine cable is formulated to eliminate those risks, drastically reducing smoke density and toxic emissions to facilitate safe evacuation and continuous operation of critical systems. Backed by stringent international classification society approvals—including ABS, DNV-GL, BV, and CCS—this cabling solution guarantees full compliance with global maritime regulations, making it the definitive choice for bulk carriers, oil tankers, and luxury cruise ships.

Operating temperature of cables: –20℃～70℃

This specific thermal rating ensures the cable remains highly pliable and resists cracking during icy northern routes, while simultaneously preventing insulation degradation in the sweltering, confined heat of a vessel's engine room.

1 Shipboard VFD power cable

Variable Frequency Drive (VFD) systems are notorious for generating severe electromagnetic interference (EMI) and radio frequency interference (RFI). To combat this, the internal architecture of this cable incorporates a formidable dual-shielding system. The combination of copper-plastic tape and a tightly woven tinned copper wire braid creates a continuous, impenetrable barrier that traps electrical noise, protecting the ship's delicate communication and control networks. Furthermore, the cross-linked polyethylene (XLPE) insulation provides exceptional dielectric strength, minimizing energy loss and ensuring long-term stability even under continuous heavy electrical loads.

• 1.1 Type: CJ86/SC-VFD，

• 1.2 Voltage Grade: 0.6/1kV

• 1.3 Minimum bending radius: 6D

• 1.4 Standards

• 1.4.1 Construction: IEC60092-350, IEC60092-354

• 1.4.2 Conductor: IEC60228, Class 2

• 1.4.3 Insulation: IEC60092-360

• 1.4.4 Sheath: IEC60092-360

• 1.4.5 Flame retardant: IEC60332-3-22

• 1.4.6 Smoke Density: IEC61034

• 1.4.7 Halogen Index: IEC60754

• 1.4.8 Max. Continuous operating temperature of conductor：90℃

• 1.5 Structure

• 1.5.1 Conductor: Bare stranded copper wire or tinned copper

• 1.5.2 Insulation: XLPE

• 1.5.3 Total screen: Copper-plastic tape & Tinned stranded drain wire

• 1.5.4  Armor / Screen: Tinned copper wire braid

• 1.5.5 Outer sheath:  Halogen-free Polyolefin, SHF1

• 1.6 Core Identification and outer sheath

• 1.6.1 Color of sheath: Black

• 1.6.2 Core Identification

• 1.6.2.1  3 Core: Black，Brown，Grey

• 1.6.2.2  Earth core: Yellow/Green

2 Information of cable mark on sheath

In the dimly lit, densely packed cable trays of a commercial vessel, maintenance crews rely heavily on visual clarity. The exterior of this marine power cable features crisp, indelible markings that stand out sharply against the black polyolefin background. Running your fingers over the sheath, you can feel the precise extrusion that protects these vital identifiers from abrasion during installation. This meticulous labeling ensures engineers can instantly verify voltage grades, trace circuits, and confirm flame property standards during urgent troubleshooting or scheduled electrical upgrades.

• 2.1  Name of manufacturer

• 2.2 Type and size of cable

• 2.3  Voltage grade

• 2.4  Flame property standards

• 2.5 Meter mark

Professional Selection Guide & Marine Supply Capabilities

Integrating the correct cabling into a vessel's complex electrical grid requires precise calculation and reliable logistics. Selecting the optimal Sc Type1 inverter cable involves matching the conductor's cross-sectional area to the continuous ampacity demands of your specific VFD systems, whether they are powering heavy-duty bow thrusters, massive cargo pumps, or critical HVAC networks. Engineers must also account for acceptable voltage drops over extended cable runs from the main switchboard to remote operational zones, ensuring that the maximum continuous operating temperature of 90℃ is never exceeded under peak loads.

Beyond technical specifications, maritime operations demand exceptional supply chain agility. A vessel grounded in dry-dock for electrical repairs incurs massive daily losses. To mitigate this, our logistics network maintains a substantial, climate-controlled inventory of these specialized marine cables. We are equipped to measure, cut, and spool specific lengths with exact precision, ensuring the product arrives ready for immediate deployment. Whether a project requires urgent air freight dispatch for an unexpected offshore repair or scheduled sea freight delivery for a large-scale new-build cruise liner, our delivery infrastructure adapts to meet the most demanding maritime timelines.