Description
GFEPVT1500-74ES Photovoltaic Fuse – 100A–800A 1500V Solar Fuses
The GFEPVT1500-74ES is a high-performance photovoltaic (PV) special fuse designed for 1500V DC solar power systems. It covers a rated current range from 100A to 800A, providing reliable overcurrent and short-circuit protection for solar panels, combiner boxes, inverters, and energy storage systems in large-scale PV power stations.
Key Specifications
- Model: GFEPVT1500-74ES
- Rated Voltage: 1500V DC
- Rated Current: 100A – 800A
- Application: Photovoltaic / Solar PV systems
- Operation Type: Fast-acting, current-limiting
- Body Style: Square high-voltage enclosure
- Standards: IEC 60269-6, UL 248-17, RoHS compliant
Core Features
1. 1500V DC High-Voltage Compatibility
Optimized specifically for modern 1500V solar systems, the most widely used voltage level in large-scale photovoltaic power plants. It provides stable arc extinguishing and safe breaking performance in pure DC environments.
2. Wide Current Range: 100A–800A
Supports high-current loops in PV combiner boxes, inverter DC inputs, and energy storage convergence units, meeting the protection needs of high-power solar stations.
3. Excellent DC Breaking Capacity
With high short-circuit breaking ability and low energy let-through (I²t), it can quickly disconnect fault circuits and protect key equipment such as solar modules, inverters, and cables from damage.
4. High Reliability for Outdoor Environments
- High thermal stability and UV resistance
- Strong shock and vibration resistance
- Low contact resistance and long service life
- Suitable for outdoor and harsh environmental operation
5. Easy Installation & Replacement
Standard modular structure design supports stable bolted connection, making installation and replacement convenient, which helps reduce operation and maintenance costs of power stations.
Typical Applications
- Solar photovoltaic power stations (utility-scale)
- PV combiner boxes and DC distribution cabinets
- Solar inverter DC side protection
- Energy storage systems connected to PV grids
- Commercial and industrial solar power systems
- 1500V DC power distribution and convergence circuits
Why Choose GFEPVT1500-74ES Solar Fuse?
- Professional 1500V DC photovoltaic dedicated design
- 100A–800A high-current range for large PV systems
- High breaking capacity and strong current-limiting performance
- Suitable for long-term outdoor operation
- Compliant with international PV safety standards
- Stable quality for large-scale power station applications
If you are looking for a reliable 1500V photovoltaic fuse, the GFEPVT1500-74ES solar fuse provides professional, stable, and long-lasting protection for solar power and energy storage systems.
GFEPVT1500-74ES Photovoltaic Fuse – 100A–800A 1500V Solar PV Fuse
Dimensions (mm)
Bolted xxB-74ES Dimensions
Din xxxU-74ES Dimensions
Description
- Low I❜t value
- Strong current limiting capability
- Low voltage drop
- Excellent DC performance
- Capable of interrupting low overcurrents associated with faulted PV strings
Standards & Approvals
- Refer to UL-248-19/IEC 60269-1/6
- Reach declaration available upon request
- RoHS compliant
Features & Benefits
-
- The GFEPVT1500 series is designed to meet the emerging circuit protection needs for 1500-volt photovoltaic systems
- Provides full range protection for all potential overcurrent conditions in PV applications
- Suitable for PV inverter protection and array combiner applications
Product Characteristics
| Item | Test Condition/Methods | Standard | Performance |
|---|---|---|---|
| Time/Current | 100% of current rating | IEC 60269 / UL248-19 | No Fusing; 4 hours Min. |
| 113% of current rating *IEC | IEC 60269 | 60 Minutes Min. | |
| 145% of current rating *IEC | IEC 60269 | 60 Minutes Max. | |
| 105% of current rating *UL | UL 248-19 | 60 Minutes Min. | |
| 135% of current rating *UL | UL 248-19 | 60 Minutes Max. | |
| 200% of current rating | IEC 60269 / UL248-19; 1–30A | 4 Minutes Max. | |
| 200% of current rating | IEC 60269 / UL248-19; 31–60A | 6 Minutes Max. | |
| Endurance Test | 100% of rating current for 4 hours and testing Temperature rise at the last 5 min. | IEC 60269-6 / UL248-19 | ≤ 65K |
Loading 100% Rated Current (1.0In A) for flowing, and it’s available to let current keep on flowing at least 4 hour without any melting.
Fuse Ratings
| Connect | Part No. | Fuse Amps | Average @50KA/1500Vdc | Power Loss (W) | Approvals | ||
|---|---|---|---|---|---|---|---|
| A²s Melting | A²t Clearing | 100% | 70% | ||||
| Din 74ES | GFEPVT1500-100U-74ES | 100A | 3,700 | 13,000 | 48 | 28 | TUV |
| GFEPVT1500-125U-74ES | 125A | 5,400 | 21,000 | 60 | 32 | Pending | |
| GFEPVT1500-160U-74ES | 160A | 8,400 | 32,000 | 68 | 36 | Pending | |
| GFEPVT1500-200U-74ES | 200A | 13,500 | 55,000 | 79 | 40 | Pending | |
| GFEPVT1500-250U-74ES | 250A | 26,500 | 105,000 | 82 | 45 | Pending | |
| GFEPVT1500-315U-74ES | 315A | 50,500 | 201,500 | 95 | 55 | Pending | |
| GFEPVT1500-350U-74ES | 350A | 65,000 | 320,000 | 100 | 58 | Pending | |
| GFEPVT1500-400U-74ES | 400A | 85,000 | 354,000 | 110 | 65 | Pending | |
| GFEPVT1500-500U-74ES | 500A | 217,000 | 750,000 | 125 | 72 | Pending | |
| GFEPVT1500-630U-74ES | 630A | 434,000 | 1,150,000 | 130 | 78 | Pending | |
| GFEPVT1500-700U-74ES | 700A | 510,900 | 1,450,000 | 142 | 86 | Pending | |
| GFEPVT1500-800U-74ES | 800A | 786,000 | 1,865,000 | 155 | 94 | Pending | |
| Connect | Part No. | Fuse Amps | Average @50KA/1500Vdc | Power Loss (W) | Approvals | ||
|---|---|---|---|---|---|---|---|
| A²s Melting | A²t Clearing | 100% | 70% | ||||
| Din 74ES |
GFEPVT1500-100U-74ES | 100A | 3,700 | 13,000 | 48 | 28 | TUV |
| GFEPVT1500-125U-74ES | 125A | 5,400 | 21,000 | 60 | 32 | Pending | |
| GFEPVT1500-160U-74ES | 160A | 8,400 | 32,000 | 68 | 36 | Pending | |
| GFEPVT1500-200U-74ES | 200A | 13,500 | 55,000 | 79 | 40 | Pending | |
| GFEPVT1500-250U-74ES | 250A | 26,500 | 105,000 | 82 | 45 | Pending | |
| GFEPVT1500-315U-74ES | 315A | 50,500 | 201,500 | 95 | 55 | Pending | |
| GFEPVT1500-350U-74ES | 350A | 65,000 | 320,000 | 100 | 58 | Pending | |
| GFEPVT1500-400U-74ES | 400A | 85,000 | 354,000 | 110 | 65 | Pending | |
| GFEPVT1500-500U-74ES | 500A | 217,000 | 750,000 | 125 | 72 | Pending | |
| GFEPVT1500-630U-74ES | 630A | 434,000 | 1,150,000 | 130 | 78 | Pending | |
| GFEPVT1500-700U-74ES | 700A | 510,900 | 1,450,000 | 142 | 86 | Pending | |
| GFEPVT1500-800U-74ES | 800A | 786,000 | 1,865,000 | 155 | 94 | Pending | |
DC Cold Resistance are measured at <10% of rated current in ambient temperature of 25℃;