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Comply with IEC60269&GB13539 Sist1001 and Sist1001-1 are used for the fuse which complies with the size "4"in GB13539.2
Comply with TUV(Sist101 201 401 601),CE,CCC certification
It is matched with the base of the knife-type contact fuse in accordance with GB13539.2.
This product is a low-voltage DC full-range protection fuse, with symbol
"standard size and full-range breaking capacity. It is suitable for short-circuit
and overload protection of equipment and devices in power distribution or"
communication circuit systems such as wires, power supplies, and
communication cabinets.
| Fuse holder type |
Fuse link type | Rated voltage(V) |
Maximum voltage(V) |
Rated current(A) |
Accept power(W) |
Screw Bolt |
Torque (N.m) |
| Sist101 | 00 | AC500V DC440V |
1000VAC/DC | 160A | 14.5 | M8x20 | 11N.m |
| Sist201 | 1 | AC500V DC440V |
1000VAC/DC | 250A | 32 | M10×30 | 21N.m |
| Sist401 | 2 | AC500V DC440V |
1000VAC/DC | 400A | 48 | M10×35 | 21N.m |
| Sist601 | 3 | AC500V DC440V |
1000VAC/DC | 630A | 60 | M12x40 | 38N.m |
Choosing the right DC isolator switch is crucial for ensuring safety, reliability, and efficiency in solar power systems or other DC applications. A quality isolator...
More >>
DC circuit breaker, also known as a direct current circuit breaker, plays a critical role in electrical systems by protecting circuits from damage caused by excessiv...
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