Cylindrical Fuse Link DC 1500V 50A 30kA PV Defense

Name: Cylindrical Fuse Link 50A 1500V DC - ETEK Electri
SKU: EKFL15D14L

Securing 1500V DC photovoltaic arrays, this robust Cylindrical Fuse Link isolates massive overcurrents in commercial installations. The EKFL15D14L handles up to 50A loads and a 30kA breaking capacity to ensure reliable utility-scale solar performance.

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ModelEKFL15D14L

CategoryFuse Links, Solar PV Fuses

AvailabilityIn stock

CE & TUV certified
Worldwide shipping
OEM & ODM support

Product Features of the Cylindrical Fuse Link

Engineered with a 14x85mm form factor, this Cylindrical Fuse Link guarantees rapid electrical isolation for high-voltage DC switchgear.

High Voltage Capacity: Operates continuously at 1500V DC across a 25A to 50A current range, ensuring resilient performance in demanding PV plants.
Robust Fault Withstand: Resists massive grid anomalies utilizing a 30kA rated breaking capacity and a fast-acting gPV utilization category.
Thermal Efficiency: Features a quartz sand filling material, effectively minimizing arc energy and restricting power dissipation below 18.8W at 1In.
Standardized Compliance: Certified to rigorous IEC60269-6 standards, providing essential overcurrent protection for commercial solar distribution.

Field Applications for the Cylindrical Fuse Link

Deploying the EKFL15D14L limits electrical hazards across high-voltage infrastructures relying on a dependable Cylindrical Fuse Link.

Applications & Use Cases

Solar Photovoltaic Arrays: Secures independent utility-scale strings and panels against destructive direct current short circuits.
DC Combiner Boxes: Functions as a primary protective node before aggregated power reaches the central PV inverter.
High Voltage Distribution: Shields DC distribution networks and solar charge controllers from massive overload transients.

Technical Specifications with the Cylindrical Fuse Link

Evaluate the precise direct current parameters below to align this Cylindrical Fuse Link perfectly with your IEC60269-6 distribution requirements.

Main Technical Data

Electrical Parameters
Standard	IEC60269-6
Utilization category	gPV
Rated voltage	1500 VDC
Rated current	25A ~ 50A
Rated breaking capacity	30kA
Arc voltage limits	3500V
Rated power dissipation (at 0.7In)	≤ 10.3W
Rated power dissipation (at 1.0In)	≤ 18.8W
Mechanical & Environmental Data
Size	14mm x 85mm
Filling material	Quartz Sand
Operating temperature	-40°C to +80°C
Storage temperature	-40°C to +90°C
Certificates	CE, CB, TUV

I²t Values and Power Loss

Model	Rated Current (A)	I²t (Amps² seconds)		Power Loss (W)
Model	Rated Current (A)	Pre-arcing	Total clear	0.8In	1.0In
EKFL15D14L25	25	160	580	4.3	7.8
EKFL15D14L30	30	230	780	5.0	9.2
EKFL15D14L32	32	250	1050	6.0	11.0
EKFL15D14L40	40	650	2640	8.2	15.0
EKFL15D14L45	45	900	3260	8.8	16.0
EKFL15D14L50	50	1065	3820	10.3	18.8