Ferraz Shawmut FR14UB69V20 Semiconductor Fuse, 20 A, 690 VAC
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Ferraz Shawmut FR14UB69V20 is a Protistor 14 x 51 ferrule semiconductor fuse without blown fuse trip-indicator, identified with reference number Y078037 and designation 6.900 CP URGB 14.51/20. It is rated 20 A, 690 VAC, aR class, with 200 kA tested breaking capacity at 690 V.
| Brand | Ferraz Shawmut |
| Catalog Number | FR14UB69V20 |
| Reference Number | Y078037 |
| Designation | 6.900 CP URGB 14.51/20 |
| Fuse Type | Protistor ferrule semiconductor fuse |
| Body Size | 14 x 51 mm |
| Current Rating | 20 A |
| Voltage Rating | 690 VAC |
| Class | aR |
| Standards Reference | IEC 60269.1 and IEC 60269.4; VDE 636-23 |
| Tested Breaking Capacity | 200 kA at 690 V |
| Pre-arcing I²t at 1 ms | 30.0 A²s |
| Total Clearing I²t at 660 V | 175 A²s at Ip ≤ 30 IN; 145 A²s at Ip > 30 IN |
| Watts Loss | 4.0 W at 0.8 IN; 7.4 W at IN |
| Trip Indicator | Without blown fuse trip-indicator |
| Weight | 18 g |
This fuse is typically used for protection of power semiconductors in AC power electronics, drive systems, converter assemblies, and industrial circuit protection applications requiring aR class high breaking capacity fuse protection.
Apexon Supply supports B2B sourcing, replacement review, and technical alignment for Ferraz Shawmut FR14UB69V20 semiconductor fuses. Buyers should verify current rating, voltage rating, fuse class, body size, breaking capacity, and equipment requirements before replacement.
Send the MPN, reference number Y078037, required quantity, and application requirements to request RFQ support. Most qualified RFQs receive a response or quote within 12 hours.
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