Specifications
Description: BS 88 style stud-mount high speed semiconductor fuses.
Dimensions: See dimensions illustrations.
Ratings:
Volts: 240Vac/150Vdc
Amps: 25-180A
IR: 200kA RMS Sym.
Agency Information: CE, Designed and tested to: BS 88 Part 4, IEC 269 Part 4, UL Recognized. All fuses above have been tested at 318Vac. Consult Cooper Bussmann for specific UL Recognition status.
Catalog Numbers
| Catalog Numbers | Type | Rated Current RMS-Amps | I2t(A2 Sec) | Watts Loss | ||
| Pre-arc | Clearing | |||||
| at 120V | at 240V | |||||
| 25LET | LET | 25A | 18 | 120 | 250 | 4 |
| 32LET | 32A | 32 | 200 | 450 | 5 | |
| 35LET | 35A | 50 | 320 | 600 | 5 | |
| 50LET | 50A | 100 | 500 | 1400 | 7 | |
| 63LET | 63A | 180 | 1100 | 2200 | 9 | |
| 80LET | 80A | 300 | 1900 | 3800 | 10 | |
| 100LET | 100A | 600 | 3800 | 7500 | 10 | |
| 125LET | 125A | 600 | 3800 | 7500 | 16 | |
| 160LET | 160A | 1100 | 7000 | 16000 | 20 | |
| 180LETa | 180A | 1600 | 1200 | 29000 | 21 | |
• Watts loss provided at rated current.
• Note: 7LET, 10LET, 12LET and 16LET are available for replacement purposes on existing equipment.
Features and Benefits
• Excellent cycling capability
• Excellent DC performance
• Low arc voltage and low energy let-through (I2t)
Typical Applications
• DC common bus
• AC and DC drives
• Power converters/rectifiers
• Reduced voltage starters
