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DOWE BTR-4 Series Premium Vertical Fuse Rail Switch Disconnector with High-Quality Low-Voltage Fuse Base

The latest conjoined type switch safely closes three-phase circuits with a fuse handle, has a flame-retardant base (IP30), supports quick installation, and reduced wiring. It offers 100kA breaking force, operates at 1.3 times the rated current, and can include a fuse monitor, signal switch, and remote control module.

1. Conjoined type can be a three-phase closed off simultaneously
2. Operation safely. while fuse installed in the handle and it can be used as a contact blade directly.
3. It is beautiful and practical and the whole switch can be disassemblyed easily. and installed in the cabinet fastly.;
4. Wiring reduced make it easy to increase the loop and the utilization of the cabinet;
5. The resin glass fiber base (BMC-UP(GF15 ). FR/DMC-2).with flame retardant grade. and the enclosure rating up to IP30;
6. The latest product has highest usage in the market.;
7. The instantaneous breaking force is up to 100kA. and the operating capacity with a load can be up to 1.3 times of the rated current;
8. It can be with the fuse monitor. signal switch and a remote control module.

<p style="text-align: center;"><img alt="" src="/uploads/2407/btr4-5.jpg" style="width: 869px; height: 1000px;" /></p> <article id="post-14048"> <table align="center" width="100%"> <tbody> <tr> <td>Type Of Fuse Switch</td> <td align="center" colspan="3" valign="middle">BTR4-250E</td> <td align="center" colspan="3" valign="middle">BTR4-400E</td> <td align="center" colspan="3" valign="middle">BTR4-630E</td> </tr> <tr> <td>Rated Voltage (Ue)</td> <td align="center" colspan="9" valign="middle">415, 500, 690V</td> </tr> <tr> <td>Rated Thermal Current (Ith)</td> <td align="center" colspan="3" valign="middle">250A</td> <td align="center" colspan="3" valign="middle">400A</td> <td align="center" colspan="3" valign="middle">630A</td> </tr> <tr> <td>Rated Frequency</td> <td align="center" colspan="3" valign="middle">50/60Hz</td> <td align="center" colspan="3" valign="middle">50/60Hz</td> <td align="center" colspan="3" valign="middle">50/60Hz</td> </tr> <tr> <td>Rated Insulation Voltage(Ui)</td> <td align="center" colspan="3" valign="middle">1000V</td> <td align="center" colspan="3" valign="middle">1000V</td> <td align="center" colspan="3" valign="middle">1000V</td> </tr> <tr> <td>Rated Impulse<br /> Withstand Voltage(Uimp)</td> <td align="center" colspan="3" valign="middle">10KV</td> <td align="center" colspan="3" valign="middle">10KV</td> <td align="center" colspan="3" valign="middle">10KV</td> </tr> <tr> <td rowspan="2">Application Classes</td> <td align="center" valign="middle">415V</td> <td align="center" valign="middle">500V</td> <td align="center" valign="middle">690V</td> <td align="center" valign="middle">415V</td> <td align="center" valign="middle">500V</td> <td align="center" valign="middle">690V</td> <td align="center" valign="middle">415V</td> <td align="center" valign="middle">500V</td> <td align="center" valign="middle">690V</td> </tr> <tr> <td>AC23B</td> <td>AC22B</td> <td>AC21B</td> <td>AC23B</td> <td>AC22B</td> <td>AC21B</td> <td>AC23B</td> <td>AC22B</td> <td>AC21B</td> </tr> <tr> <td>Degree Of Protection</td> <td align="center" colspan="3" valign="middle">IP30</td> <td align="center" colspan="3" valign="middle">IP30</td> <td align="center" colspan="3" valign="middle">IP30</td> </tr> <tr> <td>Fuse Size</td> <td align="center" colspan="3" valign="middle">1</td> <td align="center" colspan="3" valign="middle">2</td> <td align="center" colspan="3" valign="middle">3</td> </tr> <tr> <td>Rated Voltage (Ue)</td> <td align="center" valign="middle">415V</td> <td align="center" valign="middle">500V</td> <td align="center" valign="middle">690V</td> <td align="center" valign="middle">415V</td> <td align="center" valign="middle">500V</td> <td align="center" valign="middle">690V</td> <td align="center" valign="middle">415V</td> <td align="center" valign="middle">500V</td> <td align="center" valign="middle">690V</td> </tr> <tr> <td>Rated Working Current(Ie)</td> <td align="center" valign="middle">250A</td> <td align="center" valign="middle">250A</td> <td align="center" valign="middle">200A</td> <td align="center" valign="middle">400A</td> <td align="center" valign="middle">400A</td> <td align="center" valign="middle">350A</td> <td align="center" valign="middle">630A</td> <td align="center" valign="middle">630A</td> <td align="center" valign="middle">500A</td> </tr> <tr> <td>Wire Specifications</td> <td align="center" colspan="3" valign="middle">120mm²</td> <td align="center" colspan="3" valign="middle">240mm²</td> <td align="center" colspan="3" valign="middle">300mm²</td> </tr> <tr> <td>The Default Connection Mode</td> <td align="center" colspan="9" valign="middle">V-clamp</td> </tr> <tr> <td>The Other Connection Mode</td> <td align="center" colspan="9" valign="middle">Screw&amp;Cable lug</td> </tr> <tr> <td>Installation Of Busbar</td> <td align="center" colspan="9" valign="middle">1. Punched rectangle busbar 2. Unpunched rectangle busbar 3. Other</td> </tr> <tr> <td>Fixed Way</td> <td align="center" colspan="9" valign="middle">1. Screw 2. Hook 3. Other custom accessories</td> </tr> </tbody> </table> <p>&nbsp;</p> </article>

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