HMSB10-250A-TA
Features
- Fast Acting fuse for EV/HEV/ESS
- 1000Vdc ideal for EV or HEV application
- Excellent DC performance
- Design to UL248-1 & UL248-20
- Comply RoHS directive
Specifications
| Part Number | Rated Current (A) | Rated Voltage (Vdc) | Breaking Capacity (A) | I²t (A²S) | Power Loss at 0.5In (W) | |
| Pre-arc | Total @1000Vdc | |||||
| HMSB10-200A-TA | 200 | 1000 | 50000 | 10075 | 40800 | 7.0 |
| HMSB10-250A-TA | 250 | 1000 | 50000 | 18000 | 77000 | 8.5 |
| HMSB10-300A-TA | 300 | 1000 | 50000 | 28200 | 132000 | 9.8 |
Temperature Rise: <50K with 50% of rated current.
Dimension (mm)
Note: 20±1Nm (M10)
Temperature Re-Rating Curve
Operating Temperature: -40°C to +100°C, with proper rerating factor applied.
Time-Current Curve
Transportation and Storage
During transportation and storage, avoid water seepage and mechanical damage.
Conditions for Operation in Service
Where the following conditions apply, fuses complying with this standard are deemed capable of operating satisfactorily without further qualification;
Normal temperature: -5°C to 40°C;
Installation altitude ≤ 2000 m above sea level;
Clean air with relative humidity ≤ 50% at 40°C;
Higher humidity permitted at lower temperatures (e.g., 90% at 20°C);
Moderate condensation may occur due to temperature variation.
For other operating conditions, please contact the manufacturer.
Vibration
Meets JASO D622:2006 Section 6.3.3 vibration durability test requirement; suitable for EV applications.