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Approvals & Standards

  • UL recognized component UL File 60314
  • AC: UL guide no. JFHR2
  • DC Tested to UL standard 198L parameters (70-1200A)
  • CSA Certified LR12636

Key features & benefits

A50QS Amp-Trap® Form 101 fuses grew out of the need to improve the overall performance of semiconductor fuses in response to new equipment requirements. The A50QS encompasses the best protection features – lower I2t to provide better protection for equipment, longer life when subjected to cyclic loading and lower watts loss. A50QS is today’s best choice for the protection of dynamic solid state equipment such as motor drives, inverters, UPS, etc.

More specifications

Applications

  • Protection of 500V or less motor drives, UPS, inverters, etc.

Product Specifications

Item Number

A50QS125-4  

Item Description (ERP)

SC FUSE 500V 125A QS BLADE  

Short Description

Semiconductor Fuse Amp-Trap® 500V 125A aR High Speed A50QS  

EAN/UPC Code

782001947668  

Rated voltage AC UL

500   V

Rated voltage DC UL

500   V

Ampere Rating

125   A

ROHS Compliant

Yes  

Speed/Characteristic

High Speed  

Mounting

Bolted  

AC Max I.R./Breaking Capacity: I1

50   kA

Connection/Terminal Material

Tin-Plated Brass  

Connection/Terminal Type

Blade  

Body/Insulating Material

GMG  

Product Weight

0.41   lb

Product Diameter

1.22   in

Product Length

3.63   in

Sell Pack Quantity

5   Each

Sell Pack Weight

2.15   lb

Sell Pack Width

5.75   in

Sell Pack Length

8   in

Sell Pack Height

1.5   in