Description
|
model
|
PTF/70 | |
|
Type of fuse accessories
|
fuse holder | |
|
Fuse size
|
5x20mm | |
|
Maximum current
|
10A | |
|
Rated voltage |
250V AC | |
|
Mounting
|
on panel | |
|
Colour
|
black | |
|
Flammability rating |
UL94V-0 | |
|
Body material
|
thermoplastic | |
|
Mounting hole diameter
|
Ø12.7mm | |
|
Contact resistance
|
5mΩ | |
|
Fuse accessories application
|
cylindrical fuses | |
|
Operating temperature
|
-30…85°C |
Overview
The PTF/70 is a compact and reliable panel-mounted fuse holder specifically designed for 5x20mm glass tube fuses. It features a standard panel cutout design, easy installation and stable electrical conductivity, widely used in industrial control panels, switching power supplies, household appliances, instrumentation and low-voltage distribution systems for overcurrent and short-circuit protection.
Key Technical Specifications
- Model: PTF/70
- Mounting Type: Panel-mounted (standard cutout)
- Compatible Fuse: 5×20mm glass tube fuses
- Rated Current: 10A (max continuous)
- Rated Voltage: 250V AC / 125V DC
- Housing Material: High flame retardant plastic, UL94 V-0
- Terminal Material: Nickel-plated brass, low contact resistance
- Dielectric Withstand: 2000V AC (1 minute)
- Insulation Resistance: ≥50MΩ
- Operating Temperature: -30℃ ~ +105℃
- Certifications: RoHS compliant, meets IEC 60127 standard
Product Features
- Exclusive for 5x20mm glass fuses: Perfect fit for standard 5×20mm glass tube fuses, wide compatibility.
- Standard panel mounting: Fits common panel cutouts, easy to install and fix without complex tools.
- High safety and durability: UL94 V-0 flame retardant housing, high temperature resistance, long-term stable operation.
- Reliable conductivity: Nickel-plated brass terminals, anti-oxidation, low heat generation, ensures safe current transmission.
- Compact size: Space-saving design, suitable for equipment with limited internal space.
- Easy maintenance: Simple structure, convenient for fuse replacement and daily inspection.
Application Scope
- Industrial control panels and automation equipment
- Switching power supplies, battery chargers and adapters
- Household appliances, lighting systems and consumer electronics
- Instrumentation, communication equipment and medical devices
- Low-voltage distribution boxes and general circuit protection
Installation Instructions
- Reserve a standard cutout on the panel (match PTF/70 mounting size).
- Insert the PTF/70 fuse holder into the cutout and secure it.
- Insert the 5×20mm glass fuse into the holder, ensure firm contact.
- Connect the wires to the nickel-plated brass terminals and tighten securely.