5x20mm Panel Mount Fuse Holder | 10A 250V Industrial Grade Fuse Base
Industrial grade 5x20mm panel mount fuse holder with PBT UL94 V0 flame retardant housing and 0.5mm phosphor bronze terminals, 10A 250V/125V AC/DC rated, 3000V power frequency withstand voltage, designed for industrial control, power supplies and instrumentation circuit overcurrent protection.
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Ang panel mount fuse holder for 5x20mm cartridge fuses is a standard panel-installed overcurrent protection component for low-voltage electrical systems. Constructed with high-performance PBT insulating base and 0.5mm phosphor bronze conductive terminals, this 5x20mm panel fuse holder delivers reliable insulation performance, stable contact resistance and durable arc resistance for both AC and DC circuits. Its threaded panel mount structure and flame retardant housing make it widely applied in industrial control cabinets, switching power supplies, household appliances and front-panel instrumentation.
Mga Pangunahing Tampok
- Compatible with standard 5×20mm glass and ceramic cartridge fuses, covering mainstream low-voltage protection specifications
- Rated 10A at 250V / 125V AC/DC, with 50A breaking capacity to interrupt fault currents effectively
- PBT engineering plastic housing, UL94 V0 flame retardant grade, excellent heat resistance and electrical insulation
- 0.5mm ang kapal ng mga terminal na tansong phosphor, mataas na elastisidad, matatag na puwersa ng pag-clamping, resistensya sa pakikipag-ugnayan na mas mababa sa 5mΩ
- 3000V AC power frequency na nakakatagal sa boltahe, insulation resistance na higit sa 100MΩ, mataas na operational safety
- Threaded panel mount design, standard cutout size, tool-free front-panel fuse replacement
- RoHS compliant, meets global electronics safety and environmental protection requirements
Mga Teknikal na Espesipikasyon
| Aytem | Parametro |
|---|---|
| Modelo | MF-527 |
| Mga Tugma na Piyus | 5 × 20mm na piyus na gawa sa salamin/karamik na kartutso |
| Rated Current | 10A |
| Rated Boltahe | 250V / 125V AC / DC |
| Kapasidad sa Pagbasag | 50A |
| Dalas ng Lakas na Makayanan ang Boltahe | 3000V AC |
| Materyal ng Pabahay | PBT, UL94 V0 flame retardant |
| Materyal na Pangwakas | 0.5mm ang kapal na tansong pospor |
| Paglaban sa Kontak | <5 mΩ |
| Paglaban sa Insulasyon | ＞ 100 MΩ |
| Paraan ng Pag-mount | Pangkabit sa panel, pag-aayos ng sinulid na nut |
Selection Guide
When selecting a 5x20mm panel mount fuse holder, confirm the fuse size, system rated voltage and operating current first. Select a 5x20mm fuse with appropriate current rating based on actual load, and reserve a 1.25–1.5 times safety margin to avoid overheating under continuous operation. For front-panel fuse replacement requirements, panel mount models are preferred for convenient maintenance without opening the enclosure. For flame retardant and high insulation scenarios, PBT housing with UL94 V0 grade is recommended to ensure operational safety. Verify that the panel cutout matches the standard mounting size to ensure firm installation and stable contact performance.
Mga Senaryo ng Aplikasyon
- Mga panel ng kontrol sa industriya at maliliit na circuit ng kagamitan sa automation
- Mga switching power supply, adapter at power distribution unit
- Mga instrumento sa pagsubok at mga circuit ng suplay ng kuryente sa laboratoryo
- Household appliances and small electrical equipment
- Kagamitan sa komunikasyon at proteksyon ng kuryente ng terminal ng network
- Mga driver ng ilaw na LED at mga module ng kuryente na mababa ang boltahe
- Medical equipment auxiliary circuits and control systems
Installation & Maintenance
1. Select a 5x20mm cartridge fuse with matching current and voltage rating per circuit protection requirements.
2. Drill a standard mounting hole on the equipment panel, insert the fuse holder from the front, and tighten the fixing nut from the back to ensure firm installation.
3. Tighten circuit wires to the rear terminals and apply proper insulation treatment to prevent short-circuit hazards.
4. Ipasok nang buo ang piyus sa lalagyan at higpitan ang takip sa dulo upang matiyak ang maaasahang pagganap ng contact at insulation.
5. Huwag gumamit ng higit sa itinakdang boltahe at kasalukuyang saklaw upang maiwasan ang pagkasira ng insulasyon at mga panganib sa kaligtasan.
6. Disconnect power completely before fuse replacement to avoid electric shock and short-circuit damage.
7. Inspect terminals and fuses periodically for looseness, oxidation or overheating, and replace components promptly if abnormalities are found.
Mga Madalas Itanong
Q1: What fuse size does this panel mount fuse holder support?
A1: It is compatible with all standard 5×20mm glass and ceramic cartridge fuses, the most widely used small-size specification for low-voltage equipment and control circuit protection.
T2: Ano ang rated current at voltage?
A2: The rated current is 10A, and the rated voltage covers 250V and 125V for both AC and DC, meeting most low-voltage electrical equipment protection requirements.
T3: Anong materyal ang gawa sa pabahay?
A3: The housing is made of PBT engineering plastic with UL94 V0 flame retardant grade, featuring excellent heat resistance, mechanical strength and electrical insulation performance.
T4: Ano ang boltahe ng resistensya at resistensya sa pagkakabukod?
A4: Sinusuportahan nito ang boltaheng hindi tinatablan ng frequency ng kuryente na 3000V AC, na may insulation resistance na higit sa 100MΩ, na nagbibigay ng mataas na lakas ng insulasyon at kaligtasan sa pagpapatakbo para sa mga low-voltage circuit.
Q5: What material are the terminals made of?
A5: Ang mga terminal ay gawa sa 0.5mm na kapal na phosphor bronze, na may mataas na elastisidad, contact resistance na mas mababa sa 5mΩ, at matatag na puwersa ng pag-clamping pagkatapos ng matagalang paggamit at maraming pagpapalit ng fuse.
Q6: What mounting method does it use?
A6: It adopts panel mount design with threaded nut fixing, which can be directly installed on equipment front panels and control cabinet surfaces, with firm installation and convenient daily maintenance.
T7: Ano ang mga pangunahing larangan ng aplikasyon?
A7: Widely used in industrial control equipment, switching power supplies, test instruments, household appliances, communication equipment and various low-voltage AC/DC circuit overcurrent protection.
