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Protistor® size 73 aR, 600 to 1250VAC (IEC) / 1300VAC (UL)

Approvals & Standards
IEC 60269-4 Compliance
UL/CSA Recognized E76491
CCC GB 13539.4 for Asian market only

These 1250/1300V Protistor® fuse-links provide maximum flexibility in equipment design and ultimate protection for today's power conversion equipment. These aR ultra-fast acting square body fuse-links are available in different body sizes, each size having multiple worldwide acceptable mounting styles. The Protistor® have been engineered to provide state-of-the-art protection for semiconductors: diodes, thyristors and IGBT devices. Fuses are assembled with die-cut elements embedded in solidified sand, which helps control arcing characteristics for a lower I²t and high interrupting rating level. All contact surfaces are silver plated and all hardware is non-magnetic. All fuse-links can be equipped with a low voltage trip-indicator which can operate a field mountable microswitch.

These 1250/1300V Protistor® fuse-links provide maximum flexibility in equipment design and ultimate protection for today's power conversion equipment. These aR ultra-fast acting square body fuse-links are available in different body sizes, each size having multiple worldwide acceptable mounting styles. The Protistor® have been engineered to provide state-of-the-art protection for semiconductors: diodes, thyristors and IGBT devices. Fuses are assembled with die-cut elements embedded in solidified sand, which helps control arcing characteristics for a lower I²t and high interrupting rating level. All contact surfaces are silver plated and all hardware is non-magnetic. All fuse-links can be equipped with a low voltage trip-indicator which can operate a field mountable microswitch.

Key features & benefits

  • Multiple body sizes and terminals or blades combination

  • aR Class according to IEC 60269-4 and VDE 636-23

  • Very low I²t for improved semiconductor protection

  • Ultra fast acting

  • Current limiting

  • Superior cycling capability

Applications

  • Protection of inverters, motor drives, UPS systems and similar 690V or less equipments.

Technical Specifications
Voltage Range 600…1250 V AC
Amperage Range 315 ... 1800 A
Speed/Characteristic aR
CE Conformity Yes
Reach Compliant Yes

Reference Finder

Item number Ampere rating Fuse size Clearing I2t At Rated Voltage Indication System Product weight
R300510 - PC73UD13C700TF See product
700A 73 900kA²s Yes 1.22kg
R300878 - A065UD73TTI1800 See product
1800A 73 7150kA²s Yes 1.25kg
R302718 - PC73UD90V10CPA See product
1000A 73 1920kA²s Yes 1.16kg
S300511 - PC73UD13C800TF See product
800A 73 1530kA²s Yes 1.22kg
S300718 - PC73UD85V14CTF See product
1400A 73 3700kA²s Yes 1.22kg
S302719 - PC73UD13C500PA See product
500A 73 360kA²s Yes 1.16kg
T1013903 - A130UD73TTI900 See product
900A 73 1870kA²s Yes 1.25kg
T300512 - PC73UD12C900TF See product
900A 73 1870kA²s Yes 1.22kg
T300696 - PC73UD90V13CTF See product
1250A 73 3080kA²s Yes 1.22kg
V300513 - PC73UD10C1000TF See product
1000A 73 2130kA²s Yes 1.22kg
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