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, environmental resilience, and operational continuity. The Low-Smoke Halogen-Free (LSZH) Flame Retardant Marine Inverter Power Cable (Sc Type1) is engineered specifically to meet and exceed these rigorous maritime demands. When handling this power cable, the immediate tactile feedback reveals the smooth, heavy-duty matte finish of its SHF1 outer sheath. This specialized exterior is meticulously formulated to repel industrial oils, resist relentless salt spray corrosion, and absorb the aggressive, constant mechanical vibrations generated by massive marine diesel engines. Beneath this protective surface, the dense, weighty flexibility of the stranded copper conductors ensures reliable, efficient routing through the most confined and structurally complex shipboard spaces, drastically reducing installation fatigue for engineering teams.

Safety at sea leaves absolutely no room for compromise or error. In the devastating event of a localized fire, traditional PVC cabling releases blinding, toxic black smoke and highly corrosive acid gases that can instantly destroy sensitive navigation electronics and severely endanger the crew's respiratory health. This LSZH marine cable is chemically formulated to eliminate those critical risks. By utilizing premium halogen-free compounds, it drastically reduces smoke density and toxic emissions, maintaining visibility to facilitate safe evacuation procedures and ensuring the continuous operation of critical emergency systems. Backed by stringent international classification society approvals—including ABS, DNV-GL, BV, and CCS—this cabling solution guarantees full compliance with global maritime safety regulations. Its proven track record in real-world engineering cases makes it the definitive, trusted choice for powering critical systems across bulk carriers, oil tankers, and luxury cruise ships worldwide.

Operating temperature of cables: –20℃～70℃

This specific, rigorously tested thermal rating ensures the cable remains highly pliable and actively resists micro-cracking during icy northern navigational routes. Simultaneously, the advanced material composition prevents insulation degradation and thermal breakdown in the sweltering, confined, and poorly ventilated heat of a commercial vessel's engine room, ensuring decade-spanning reliability under fluctuating extremes.

1 Shipboard VFD power cable

Variable Frequency Drive (VFD) systems present unique electrical challenges, notoriously generating severe electromagnetic interference (EMI) and radio frequency interference (RFI) that can disrupt critical vessel operations. To combat this pervasive issue, the internal architecture of this specific power cable incorporates a formidable, multi-layered dual-shielding system. The precise combination of a wrapped copper-plastic tape and a tightly woven tinned copper wire braid creates a continuous, impenetrable barrier. This barrier actively traps electrical noise and prevents signal leakage, safeguarding the ship's delicate communication arrays, navigation sensors, and automated control networks. Furthermore, the cross-linked polyethylene (XLPE) insulation provides exceptional dielectric strength. Each batch undergoes strict factory electrical and EMC testing before dispatch, minimizing energy loss and ensuring long-term thermal stability even when subjected to continuous, heavy electrical loads from demanding maritime equipment.

• 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

Deep within the dimly lit, densely packed cable trays of a commercial vessel, maintenance crews and electrical engineers rely heavily on immediate visual clarity. The exterior of this marine power cable features crisp, indelible markings that stand out sharply against the deep black polyolefin background. Running your fingers over the sheath, you can physically feel the precise extrusion process that protects these vital identifiers from friction and abrasion during complex installations. This meticulous, highly durable labeling ensures that on-site engineers can instantly verify voltage grades, trace complex circuits, and confirm flame property standards during urgent troubleshooting sessions or scheduled electrical grid upgrades, significantly reducing maintenance downtime.

• 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 electrical infrastructure into a vessel's complex grid requires precise calculation, deep technical expertise, and an uncompromising logistics network. 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 driving heavy-duty bow thrusters during delicate port maneuvers, powering massive cargo pumps for rapid offloading, or sustaining critical HVAC networks for passenger comfort. Our technical support teams provide specialized selection calculations to ensure exact compatibility. 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, sustained mechanical loads.

Beyond exacting technical specifications, maritime operations demand exceptional supply chain agility and manufacturing strength. A vessel grounded in dry-dock awaiting electrical repairs incurs massive, compounding daily financial losses. To directly mitigate this risk, our source factory operates modernized production lines and maintains a substantial, climate-controlled inventory of these specialized marine cables. We possess the in-house capability to measure, cut, and spool specific lengths with exact precision, ensuring the product arrives on-site ready for immediate deployment without secondary processing. Whether a highly specific 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, ensuring your marine engineering projects stay strictly on schedule and within budget.