1250 & 1300 Volt Semiconductor Fuses
The 1250 & 1300 Volt Semiconductor Fuses is part of the Mersen (formerly Ferraz Shawmut) semiconductor fuses line, distributed by Gross Automation.

Ferraz Shawmut 1250/1300V PSC 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 four different body sizes, each size having seven worldwide acceptable mounting styles. The different mounting styles and body sizes long with a broad range of ampere ratings allow greatest flexibility in equipment design.
Specifications
| Specification | Value |
|---|---|
| Features | Choice of mounting styles gives wide choice for equipment design; Broad range of ampere ratings in a given body size for design flexibility; IEC 269-4 compliance for worldwide semiconductor applications; Extremely Fast Acting; Current Limiting; Worldwide Acceptability; Superior Cycling Ability |
Features
- Choice of mounting styles gives wide choice for equipment design
- Broad range of ampere ratings in a given body size for design flexibility
- IEC 269-4 compliance for worldwide semiconductor applications
- Extremely Fast Acting
- Current Limiting
- Worldwide Acceptability
- Superior Cycling Ability
Ratings
- AC: AC: 50-1800A, 650 / 1300 VAC, 100 kA IR, DC: Consult Factory
- UL Recognized Component
- Sizes 70,71,72,73
- Tested to IEC 269.4
- RoHS Compliant
- Protection of rectifiers, inverters, DC drives, UPS Systems, reduced voltage motor starters, and other equipment in globally accepted applications
Catalog Numbers
| Catalog Number | Column 2 | Column 3 | Column 4 | Column 5 |
|---|---|---|---|---|
| 70 | 50 | 1250 | 12,5URD70D11A0050 | 12,5URD70TTF0050 |
| 63 | 1250 | 12,5URD70D11A0063 | 12,5URD70TTF0063 | |
| 80 | 1250 | 12,5URD70D11A0080 | 12,5URD70TTF0080 | |
| 100 | 1250 | 12,5URD70D11A0100 | 12,5URD70TTF0100 | |
| 125 | 1250 | 12,5URD70D11A0125 | 12,5URD70TTF0125 | |
| 160 | 1250 | 12,5URD70D11A0160 | 12,5URD70TTF0160 | |
| 200 | 1250 | 12,5URD70D11A0200 | 12,5URD70TTF0200 | |
| 250 | 1250 | 12,5URD70D11A0250 | 12,5URD70TTF0250 | |
| 280 | 1200 | 12URD70D11A0280 | - | |
| 280 | 1200 | - | 12URD70TTF0280 | |
| 315 | 1200 | 12URD70D11A0315 | - | |
| 315 | 1200 | - | 12URD70TTF0315 | |
| 350 | 1100 | 11URD70D11A0350 | 11URD70TTF0350 | |
| 400 | 1100 | 11URD70D11A0400 | 11URD70TTF0400 | |
| 71 | 160 | 1250 | 12,5URD71D11A0160 | 12,5URD71TTF0160 |
| 200 | 1250 | 12,5URD71D11A0200 | 12,5URD71TTF0200 | |
| 250 | 1250 | 12,5URD71D11A0250 | 12,5URD71TTF0250 | |
| 315 | 1250 | 12,5URD71D11A0315 | 12,5URD71TTF0315 | |
| 350 | 1250 | 12,5URD71D11A0350 | 12,5URD71TTF0350 | |
| 400 | 1250 | 12,5URD71D11A0400 | 12,5URD71TTF0400 | |
| 450 | 1250 | 12,5URD71D11A0450 | 12,5URD71TTF0450 | |
| 500 | 1100 | 11URD71D11A0500 | 11URD71TTF0500 | |
| 550 | 1100 | 11URD71D11A0550 | 11URD71TTF0550 | |
| 630 | 1000 | 10URD71D11A0630 | - | |
| 630 | 1100 | - | 11URD71TTF0630 | |
| 72 | 280 | 1250 | 12,5URD72D11A0280 | 12,5URD72TTF0280 |
| 315 | 1250 | 12,5URD72D11A0315 | 12,5URD72TTF0315 | |
| 350 | 1250 | 12,5URD72D11A0350 | 12,5URD72TTF0350 | |
| 400 | 1250 | 12,5URD72D11A0400 | 12,5URD72TTF0400 | |
| 450 | 1250 | 12,5URD72D11A0450 | 12,5URD72TTF0450 | |
| 500 | 1250 | 12,5URD72D11A0500 | 12,5URD72TTF0500 | |
| 550 | 1250 | 12,5URD72D11A0550 | 12,5URD72TTF0550 | |
| 630 | 1100 | 11URD72D11A0630 | - | |
| 630 | 1250 | - | 12,5URD72TTF0630 | |
| 700 | 1000 | 10URD72D11A0700 | - | |
| 700 | 1100 | - | 11URD72TTF0700 | |
| 800 | 1000 | 10URD72D11A0800 | - | |
| 800 | 1100 | - | 11URD72TTF0800 | |
| 900 | 1000 | 10URD72D11A0900 | 10URD72TTF0900 | |
| 1000 | 850 | - | 8,5URD72TTF1000 | |
| 73 | 315 | 1250 | 12,5URD73D11A0315 | 12,5URD73TTF0315 |
| 350 | 1250 | 12,5URD73D11A0350 | 12,5URD73TTF0350 | |
| 400 | 1250 | 12,5URD73D11A0400 | 12,5URD73TTF0400 | |
| 450 | 1250 | 12,5URD73D11A0450 | 12,5URD73TTF0450 | |
| 500 | 1250 | 12,5URD73D11A0500 | 12,5URD73TTF0500 | |
| 550 | 1250 | 12,5URD73D11A0550 | 12,5URD73TTF0550 | |
| 630 | 1250 | 12,5URD73D11A0630 | 12,5URD73TTF0630 | |
| 700 | 1200 | 12URD73D11A0700 | - | |
| 700 | 1250 | - | 12,5URD73TTF0700 | |
| 800 | 1100 | 11URD73D11A0800 | - |