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Protistor® size 73 gR, 690VAC (IEC)

Approvals & Standards
IEC 60269-4 Compliance

The 690V Protistor® fuse-links provide maximum flexibility in equipment design and ultimate protection for today's power conversion equipment. These square body fuse-links are available in different body sizes, each size having multiple worldwide acceptable mounting styles. The Protistor® gR have been engineered to provide full range protection to eliminate all overloads and short circuit fault. Each fuse is assembled with pure silver, 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.

The 690V Protistor® fuse-links provide maximum flexibility in equipment design and ultimate protection for today's power conversion equipment. These square body fuse-links are available in different body sizes, each size having multiple worldwide acceptable mounting styles. The Protistor® gR have been engineered to provide full range protection to eliminate all overloads and short circuit fault. Each fuse is assembled with pure silver, 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

  • Excellent cycling capability

  • Multiple body sizes and terminals or blades combination

  • Extremely fast acting

  • Eliminate all overloads

  • Low I²t for improved semiconductor protection

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

Applications

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

Technical Specifications
Amperage Range 315 ... 1000 A
Speed/Characteristic gR
CE Conformity Yes
Reach Compliant Yes

Reference Finder

Item number Ampere rating Fuse size Clearing I2t At Rated Voltage Indication System Product weight
A301346 - PC73GB69V630TF See product
630A 73 600kA²s Yes 1.22kg
B236073 - PC73GB69V800D1A See product
800A 73 1330kA²s Yes 1.12kg
B301347 - PC73GB69V700TF See product
700A 73 820kA²s Yes 1.22kg
B301715 - PC73GB69V350TF See product
350A 73 100kA²s Yes 1.22kg
C301348 - PC73GB69V315EF See product
315A 73 69kA²s Yes 1.11kg
C301716 - PC73GB69V500TF See product
500A 73 280kA²s Yes 1.22kg
D301349 - PC73GB69V400EF See product
400A 73 160kA²s Yes 1.11kg
D301717 - PC73GB69V800TF See product
800A 73 1330kA²s Yes 1.22kg
E301350 - PC73GB69V450EF See product
450A 73 200kA²s Yes 1.11kg
F301351 - PC73GB69V550EF See product
550A 73 400kA²s Yes 1.11kg
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