| Type Of Fuse Switch | BTR3-250E | BTR3-400E | BTR3-630E |
| Rated Voltage (Ue) | 415, 500, 690V |
| Rated Thermal Current (Ith) | 250A | 400A | 630A |
| Rated Frequency | 50/60Hz | 50/60Hz | 50/60Hz |
| Rated Insulation Voltage(Ui) | 1000V | 1000V | 1000V |
Rated Impulse
Withstand Voltage(Uimp) | 10KV | 10KV | 10KV |
| Application Classes | 415V | 500V | 690V | 415V | 500V | 690V | 415V | 500V | 690V |
| AC23B | AC22B | AC21B | AC23B | AC22B | AC21B | AC23B | AC22B | AC21B |
| Degree Of Protection | IP30 | IP30 | IP30 |
| Fuse Size | 1 | 2 | 3 |
| Rated Voltage (Ue) | 415V | 500V | 690V | 415V | 500V | 690V | 415V | 500V | 690V |
| Rated Working Current(Ie) | 250A | 250A | 200A | 400A | 400A | 350A | 630A | 630A | 500A |
| Wire Specifications | 120mm² | 240mm² | 300mm² |
| The Default Connection Mode | V-clamp |
| The Other Connection Mode | Screw&Cable lug |
| Installation Of Busbar | 1. Punched rectangle busbar 2. Unpunched rectangle busbar 3. Other |
| Fixed Way | 1. Screw 2. Hook 3. Other custom accessories |
