Description
GFEPVT1500-59ES Photovoltaic Fuse 50A-630A 1500V DC – Ultimate Solar Protection
The GFEPVT1500-59ES photovoltaic fuse is a high-current, high-voltage gPV-class solar fuse engineered for 1500V DC photovoltaic systems. Covering 50A to 630A, it delivers full-range overcurrent and short-circuit protection for utility-scale solar farms, commercial PV installations, and large battery energy storage systems (BESS).
Core Specifications
- Model: GFEPVT1500-59ES
- Rated Voltage: DC 1500V
- Rated Current: 50A, 63A, 80A, 100A, 125A, 160A, 200A, 250A, 315A, 400A, 500A, 630A
- Breaking Capacity: 50kA DC @ 1500V
- Class: gPV (photovoltaic full-range protection)
- Time Constant: ≤2±0.5ms
- Standards: UL248-19, IEC60269-1/6, RoHS, REACH
Key Features & Benefits
- High Current & Voltage Rating: 1500V DC, 50A–630A, designed for modern high-voltage PV systems.
- Ultra-Low I²t & Current Limiting: Minimal let-through energy, protects sensitive inverters and panels.
- Superb DC Arc Extinction: Special quartz sand filler and silver-plated contacts ensure safe interruption of DC faults.
- Robust Square-Body Design: High-strength ceramic tube, withstands harsh outdoor temperatures (-40°C to +125°C).
- Full-Range gPV Protection: Interrupts both low-level overloads and high short-circuit currents, including reverse currents from faulty strings.
Common Applications
- Utility-scale solar farm PV array & string protection
- Solar inverter DC input side protection (central/string inverters)
- PV combiner boxes and junction boxes
- Large battery energy storage systems (BESS)
- Commercial & industrial (C&I) rooftop solar systems
Why Choose GFEPVT1500-59ES?
Standard fuses fail to handle 1500V DC arcs, creating fire risks and equipment damage. The GFEPVT1500-59ES is purpose-built for 1500V DC solar, with advanced arc quenching, low power loss, and certified reliability. It reduces downtime, extends equipment life, and ensures compliance with global PV safety standards.
For 50A–630A 1500V DC solar protection, the GFEPVT1500-59ES photovoltaic fuse is your ideal choice for safe, efficient, and cost-effective PV system safeguarding
GFEPVT1500-59ES Photovoltaic Fuse 50A-630A 1500V dc Solar Fuse
Description
Dimensions (mm)尺寸
Bolted xxB-59ES
Din xxxU-74ES Dimensions
Description
- It has a low I²t value
- Strong current limiting capability
- Low voltage drop
- Excellent DC performance
- Capable of interrupting low over currents 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 has been designed to meet the emerging circuit protection needs for 1500 volt photovoltaic systems.
- These fuses provide full range protection for all potential overcurrent conditions that exist 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 | UL248-19 | No Fusing; 4 hours Min. |
| 105% of current rating *UL | UL-248.19 | 60 Minutes Min. | |
| 135% of current rating *UL | UL-248.19 (61–600A) | 120 Minutes Max. | |
| 150% of current rating *UL | UL-248.19 (601–800A) | 240 Minutes Max. | |
| 200% of current rating | UL248-19 (61–100A) | 8 Minutes Max. | |
| UL248-19 (101–200A) | 10 Minutes Max. | ||
| UL248-19 (201–400A) | 12 Minutes Max. | ||
| UL248-19 (401–600A) | 14 Minutes Max. | ||
| Endurance Test | 100% of rating current for 4 hours and testing temperature rise at the last 5 min. | 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 | |
DC Cold Resistance are measured at <10% of rated current in ambient temperature of 25℃；
| Connect | Part No. | Fuse Amps | Average @50KA/1500Vdc | Power Loss (W) | Approvals | ||
|---|---|---|---|---|---|---|---|
| A²s Melting | A²t Clearing | 100% | 70% | ||||
| Din 59ES |
GFEPVT1500-50U-59ES | 50A | 800 | 3,500 | 20 | 8 | Pending |
| GFEPVT1500-63U-59ES | 63A | 1,500 | 5,400 | 32 | 20 | Pending | |
| GFEPVT1500-80U-59ES | 80A | 2,600 | 9,600 | 38 | 23 | Pending | |
| GFEPVT1500-100U-59ES | 100A | 3,700 | 13,000 | 48 | 28 | Pending | |
| GFEPVT1500-125U-59ES | 125A | 5,400 | 21,000 | 60 | 32 | Pending | |
| GFEPVT1500-160U-59ES | 160A | 8,400 | 32,000 | 68 | 36 | Pending | |
| GFEPVT1500-200U-59ES | 200A | 13,500 | 55,000 | 79 | 40 | Pending | |
| GFEPVT1500-250U-59ES | 250A | 26,500 | 105,000 | 82 | 45 | Pending | |
| GFEPVT1500-315U-59ES | 315A | 50,500 | 201,500 | 95 | 55 | Pending | |
| GFEPVT1500-350U-59ES | 350A | 65,000 | 320,000 | 100 | 57 | Pending | |
| GFEPVT1500-400U-59ES | 400A | 85,000 | 354,000 | 109 | 64 | Pending | |
| GFEPVT1500-500U-59ES | 500A | 217,000 | 750,000 | 121 | 71 | Pending | |
| GFEPVT1500-630U-59ES | 630A | 434,000 | 1,150,000 | 128 | 76 | Pending | |
DC Cold Resistance are measured at <10% of rated current in ambient temperature of 25℃；