24V XRNP1 XRNP2 XRNP3 XRNP6 0.2A 0.3A 0.5A 1A 2A 3.15A 4A 5A 6.3A 50KA H.R.C. High Voltage Fuses
High voltage fuses are critical components in electrical systems, designed to protect circuits and equipment from overcurrents and short circuits. They operate by melting a fusible element when the current exceeds a certain threshold, thereby interrupting the circuit.
**Principles of High Voltage Fuses**
1. **Basic Operation**:
- High voltage fuses contain a fusible element (usually made of silver, copper, or aluminum) that melts when the current exceeds its rated value.
- The melting of the element creates an arc, which is extinguished by the fuse's design, effectively interrupting the circuit and preventing damage to downstream equipment.
2. **Arc Extinction**:
- High voltage fuses are designed to quickly extinguish the arc that forms when the fusible element melts.
- This is achieved through materials like silica sand or boric acid, which absorb the energy of the arc and cool it down.
3. **Current Limiting**:
- High voltage fuses can limit the peak current during a fault, reducing the stress on the electrical system and connected equipment.
4. **Time-Current Characteristic**:
- Fuses have a specific time-current curve, which determines how quickly they respond to overcurrents. Fast-acting fuses respond quickly, while time-delay fuses tolerate temporary overloads.
| Type | Rated Voltage (KV) | Rated Current (A) | Diameter (mm) | Length (mm) | Breaking Capacity |
| XRNP1 | 3.6KV | 0.2A,0.3A,0.5A,1A,2A,3.5A,4A,5A,6.3A | 25mm | 195mm | 31.5KA 50KA |
| XRNP1 | 7.2KV | 0.2A,0.3A,0.5A,1A,2A,3.5A,4A,5A,6.3A | 25mm | 195mm | 31.5KA 50KA |
| XRNP1 | 12KV | 0.2A,0.3A,0.5A,1A,2A,3.5A,4A,5A,6.3A | 25mm | 195mm | 31.5KA 50KA |
| XRNP1 | 24KV | 0.2A,0.3A,0.5A,1A,2A,3.5A,4A,5A,6.3A | 25mm | 354mm | 31.5KA 50KA |
| XRNP1 | 40.5KV | 0.2A,0.3A,0.5A,1A,2A,3.5A,4A,5A,6.3A | 25mm | 465mm | 31.5KA 50KA |
| XRNP2 | 3.6KV | 0.5A,1A,2A,3.15A,4A,5A,6.3A,10A | 51mm | 192mm | 31.5KA 50KA |
| XRNP2 | 7.2KV | 0.5A,1A,2A,3.15A,4A,5A,6.3A,10A | 51mm | 192mm | 31.5KA 50KA |
| XRNP2 | 12KV | 0.5A,1A,2A,3.15A,4A,5A,6.3A,10A | 51mm | 192mm | 31.5KA 50KA |
| XRNP2 | 24KV | 0.5A,1A,2A,3.15A,4A,5A,6.3A | 51mm | 367mm | 31.5KA 50KA |
| XRNP2 | 40.5KV | 0.5A,1A,2A,3.15A,4A,5A,6.3A | 51mm | 442mm | 31.5KA 50KA |
| XRNP3 | 40.5KV | 0.5A,1A,2A,3.15A,4A,5A,6.3A | 41mm | 440mm | 31.5KA 50KA |
| XRNP6 | 40.5KV | 0.5A,1A,2A,3.15A,4A,5A,6.3A | 40mm | 440mm | 31.5KA 50KA |
Basic Parameters
Function: current limiting
Placement: indoors
Applicable objects: inductor, transformer
Rated voltage : 3.6KV, 7.2KV, 12KV, 24KV, 40.5KV
Rated current : 0.2A, 0.3A, 0.5A, 1A, 2A, 3.15A, 5A, 6.3A
Breaking Capacity: 31.5KA, 50KA
Length of fuse link: 192mm,195mm, 354mm, 367mm,440mm, 442mm, 465mm
Diameter of fuse link: Φ25mm, Φ40mm,Φ51mm
Customized length and diameter are available.
Features
High breaking capacity and good current limiting effect.
Low power consumption and low temperature rise.
The action characteristics are fast, and the ampere-second characteristic error is less than ±10%.
Pictures of XRNP HRC fuses
Contact me:
Mr. Tyler Yuan
Mobile:+86-13712305350
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Email: admin@reomax-fuse.com
