Description:
A range of UL 2579 fast-acting 600Vdc Class RK5 fuses specifically designed to protect solar power systems in extreme ambient temperature, high cycling and low level fault current conditions (reverse current, multi-array fault).
A range of UL 2579 fast-acting 600Vdc Class RK5 fuses specifically designed to protect solar power systems in extreme ambient temperature, high cycling and low level fault current conditions (reverse current, multi-array fault).
• Listed to UL 2579 – The Industry’s Only Class R Photovoltaic Fuse
• Specially Designed to Protect in Lower-Level Overload Regions where Common Time-Delay Fuses Do Not
• Demonstrated Performance in Extreme Temperatures, Ranging from -40°C through 90°C
• Proven Application in Constantly Changing PV Environmental Conditions
• Easily Applied in Readily Available Class R Fuse Blocks and Disconnects
User Benefits
• Maximize uptime and reliability using the only fuse designed and listed to UL 2579: Low Voltage Fuses – Fuses for Photovoltaic Systems.
• Minimize chances of equipment failure and personnel injury when using full range fuses having the industry’s fastest response time to low-magnitude faults.
• Maximize return on investment with fuses proven to withstand harsh temperatures.
• Minimize design time, operating outage time and replacement costs with fuses qualified in excessively changing environmental conditions.
• Simplify compatibility with readily available industry standard Class R fuse blocks and disconnects.
Ratings:
Volts: 600Vac to UL 248-12; 600Vdc to UL 2579
Amps: 20-350A
IR: 200kA RMS Sym. AC;20kA DC (20-60A);10kA DC (70-350A)
Agency Information:
UL Std. 248-12, Class RK5, UL Listed, Guide JFGA, File E335324. Photovoltaic to UL 2579, CSA Component Certified C22.2.
UL Std. 248-12, Class RK5, UL Listed, Guide JFGA, File E335324. Photovoltaic to UL 2579, CSA Component Certified C22.2.
Features and Benefits
• Current limitation for non-inductive circuits provides Class RK5 current-limiting response to ground fault and short-circuit conditions.
• Designed for the protection and isolation of photovoltaic systems.
Typical Applications
• Photovoltaic systems
• Inverters
Catalog Numbers (Amps)
Carton Quantity and Weight
Dimensions - in (mm)
![](/uploads/spec-pics/201309/PVS-R-RK5-Fuse-Dimensions.jpg)
![](/uploads/spec-pics/201309/PVS-R-RK5-Fuse-Drawing.jpg)
Time-Current Characteristic Curves—Average Melt
![](/uploads/spec-pics/201309/PVS-R-RK5-Fuse-Time-Current.jpg)
Catalog Numbers (Amps)
PVS-R-20 | PVS-R-40 | PVS-R-80 | PVS-R-150 | PVS-R-250 |
PVS-R-25 | PVS-R-50 | PVS-R-90 | PVS-R-175 | PVS-R-300 |
PVS-R-30 | PVS-R-60 | PVS-R-100 | PVS-R-200 | PVS-R-350 |
PVS-R-35 | PVS-R-70 | PVS-R-125 | PVS-R-225 |
Performance Characteristics
Temperature Derating: Designed to maximize rated capacity in elevated environmental temperatures.
Temperature Derating: Designed to maximize rated capacity in elevated environmental temperatures.
Overload Protection: Proven to clear faults faster than the UL requirement.
Power Loss: Minimal energy consumption leading to increased efficiency
n = Rated current.
Catalog Number |
Amp Rating |
Power Loss (Watts) | |
0.8 x In | 1.0 x In | ||
PVS-R-30 | 30A | 2.3 | 4.0 |
PVS-R-60 | 60A | 5.0 | 8.8 |
PVS-R-100 | 100A | 7.6 | 13.6 |
PVS-R-200 | 200A | 19.7 | 28.5 |
PVS-R-350 | 350A | 24.6 | 43.5 |
Carton Quantity and Weight
Amp Ratings | Carton Qty. | Weight Per Carton | |
Lbs. | Kg. | ||
20–30 | 10 | 1.45 | 0.658 |
35-60 | 10 | 3.35 | 1.520 |
70–100 | 1 | 0.40 | 0.181 |
125–200 | 1 | 1.08 | 0.490 |
225-350 | 1 | 2.25 | 1.021 |
Dimensions - in (mm)
![](/uploads/spec-pics/201309/PVS-R-RK5-Fuse-Dimensions.jpg)
![](/uploads/spec-pics/201309/PVS-R-RK5-Fuse-Drawing.jpg)
Time-Current Characteristic Curves—Average Melt
![](/uploads/spec-pics/201309/PVS-R-RK5-Fuse-Time-Current.jpg)
Recommended Fuse Blocks and Gear
Fits standard Class R blocks & disconnects (combiner boxes, recombiner boxes, DC safety switches).
Protection for Many PV Applications
Cooper Bussmann is committed to developing products that offer superior protection to PV installations.
The PVS-R fuse is just one of many innovative products that can be applied in many areas, and offers operators, integrators, contractors and distributors the best protection available.
The result is that personnel, equipment and the environment all receive a higher level of protection that optimizes system performance throughout the entire life cycle of the installation.