MERSEN N083226 PC121UD20C250EF series high-speed fuse: Top Choice in Kuala Lumpur (KL), Selangor, Malaysia Optimus Control Industry PLT

Description

LOOKING FOR THIS PRODUCT?
Discover the best prices and exclusive offers—fast delivery available!

Contact us today for special deals!
Email: [email protected]

Mersen PC121UD20C250EF — High-Speed Square Body Fuse

Precision protection for power electronics — the PC121UD20C250EF delivers ultra-fast response, low I²t, and high interrupting capacity, making it ideal for safeguarding IGBTs, diodes, and SCRs in drives, UPS systems, and inverters.

Key Features

Fuse Type: High-speed square body fuse
Rated Current: 250 /A
Rated Voltage: 700 /V AC / 500 /V DC
Breaking Capacity: 200 /kA AC / 100 /kA DC
Fuse Speed: Ultra-fast acting (semiconductor protection)
Mounting Style: Bolt-on (DIN standardized)
Body Size: PC121 (121 /mm length class)
Indicator: Optional striker pin for remote signaling
Housing Material: Ceramic body with silver-plated copper blades
Standards: IEC 60269-4, UL Recognized, RoHS compliant
Applications: Drives, UPS, inverters, power converters, traction systems

Technical Specifications

Attribute	Value
Part Number	N083226
Series	PC121UD
Current Rating	250 /A
Voltage Rating	700 /V AC / 500 /V DC
Clearing I²t @ Rated V	Low I²t for minimal thermal stress
Power Loss	Optimized for low watts loss
Operating Temp Range	–40 /°C to +130 /°C
Striker Option	Yes (remote indication)
Mounting Torque	Specified per blade size (typically 20–25 /Nm)
Compliance	IEC, UL, CE, RoHS, Reach

Related Models in the PC121UD Series

Model Number	Current Rating	Voltage Rating	Notes
PC121UD20C160EF	160 /A	700 /V AC	Lower current variant
PC121UD20C200EF	200 /A	700 /V AC	Mid-range protection
PC121UD20C315EF	315 /A	700 /V AC	Higher current rating
PC121UD20C400EF	400 /A	700 /V AC	Heavy-duty variant
PC121UD20C250EF-STR	250 /A	700 /V AC	With striker pin

These variants offer flexibility across current ratings and signaling options — ideal for tailoring to semiconductor protection profiles and system fault coordination.

Applications

Variable frequency drives (VFDs)
UPS and inverter systems
Power converters and rectifiers
Railway traction and propulsion systems
Battery energy storage systems (BESS)

More detail about Optimus Control Industry PLT