1
/
of
1
SINOFUSE RS309-MD-275A RS309-MD Series High-Speed Fuse, 275A, 500VDC
Regular price
$45.00 USD
Regular price
Sale price
$45.00 USD
Shipping calculated at checkout.
Quantity
Couldn't load pickup availability
Secure checkout via Credit Cards, PayPal & Bank Wire (T/T)
The SINOFUSE RS309-MD-275A is a high-performance cylindrical bolt-connected high-speed fuse engineered for the protection of power semiconductors. Optimized for electric vehicle (EV) drive systems, high-capacity power converters, and energy storage, it provides superior short-circuit protection with a 50kA DC breaking capacity and high thermal stability under demanding industrial conditions.
| Product ID (MPN) | RS309-MD-275A |
| Rated Voltage | 500VAC / 500VDC |
| Rated Current | 275A |
| Breaking Capacity | AC 200kA / DC 50kA (τ ≤ 15ms) |
| Utilization Category | aR |
| Size Code | 5ZA |
| Pre-arcing I²t | 14700 A²s |
| Total Clearing I²t | 46200 A²s |
| Rated Power Loss | 47W |
| Mounting Bolt | M8 (Recommended Torque 12±1N.m) |
| Standards | UL248, IEC60269, RoHS, CE, TUV |
Share
