Galaxy Fuse (Yinrong), a high-speed semiconductor fuse manufacturer in China, has developed a specialized fuse known as the 690VAC 630A Square Body Ultra Fast gR Fuse. This fuse is specifically designed to protect semiconductor devices from both overloads and short circuits. With a wide amperage rating of 200-630A at a rated voltage of 690V/700VAC (IEC/UL), this fuse is compatible with most semiconductor devices. Moreover, the 690VAC 630A Square Body Ultra Fast gR Fuse conforms to both the national standard GB13539.4 and the international electrical committee standard IEC60269-4. It is also suitable for short-circuit protection in electric vehicle drive power systems, power conversion systems, energy storage and power batteries, energy storage capacitors, inverter controllers, chargers, wires, automotive devices, and other backup protection applications.
Galaxy Fuse (Yinrong), a Chinese manufacturer of high-speed semiconductor fuses, has developed a specialized 690VAC 630A Square Body Ultra Fast gR Fuse designed to protect semiconductor devices from overload and short-circuit situations. With a wide amperage rating of 200-630A under a rated voltage of 690V/700VAC (IEC/UL), this fuse is suitable for most semiconductor devices. It meets both the national standard GB13539.4 and the international standard IEC60269-4. In addition to protecting semiconductor devices, this fuse can also be used to provide backup protection for various applications, including electric vehicle drive power systems, power conversion systems, energy storage and power batteries, energy storage capacitors, inverter controllers, chargers, wires, and automotive devices. You can rest assured to buy customized 690VAC 630A Square Body Ultra Fast gR Fuse from us.
-IEC 60269-4
-GB/T13539.4
gR
- 690V/700VAC electrical system available
- 200-630A ampere ratings available
- Visual and optional micro switch fuse blown indication
- High breaking capacity
- Flush End mounting
- Superior cycling capability
- Conforms to IEC standards for global acceptance
- Low power loss and temperature rise for energy efficiency
- Power conversion devices (UPS, inverter, rectifiers, drives)
- DC systems (DC common bus, DC injection braking)
- Battery protection application
- Electric vehicle charging stations
- Heaters and power supplies
- Other semiconductors
People’s Republic of China
Rated Current (A) |
Conventional Time (h) |
Conventional Current |
|
---|---|---|---|
“gR” |
|||
Inf |
If |
||
In≤63 63≤In≤160 160≤In≤400 400<In |
1 2 3 4 |
1.13In |
1.6In |
Note:In is the rated current of the fuse;Inf is the conventional non-fusing current;If is the conventional fusing current |