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The ARM6Z series intelligent measuring circuit breaker is suitable for distribution protection of circuits with a frequency of AC 50Hz/60Hz, rated working current of 125A to 250A, rated insulation voltage of 1000V, and rated working voltage of AC380V.
This measuring switch provides exceptional line and equipment protection with integrated features such as long delay, short circuit short delay, instantaneous, overvoltage/undervoltage, and phase failure protection.
This series features isolation capabilities, signified by the corresponding symbol:
The circuit breaker complies with international standards IEC60947-2 and GB/T14048.2.
| Parameter Specification | Value | |
|---|---|---|
| Model | ARM6Z-250 | |
| Rated current In (A) | 125A, 160A, 180A, 200A, 250A | |
| Rated current of frame size Inm (A) | 250A | |
| Usage category | Category B | |
| Rated ultimate short-circuit breaking capacity level | L | |
| Number of poles (P) | 3P | |
| Rated working voltage Ue (V) | 400V | |
| Rated ultimate short-circuit breaking capacity lcu (kA) | 36KA | |
| Rated service short-circuit breaking capacity Ics (kA) | 25KA | |
| Rated short-time withstand current lcw (kA/1S) | 3KA/1S | |
| Rated insulation voltage UI (V) | 1000V | |
| Rated impulse withstand voltage Uimp (V) | 8KV | |
| Mechanical life (times) | 7000 | |
| Electrical life (times) | 1000 | |
| Arcing distance (mm) | ≤50 | |
3P Configuration
ARM6Z-250-3300 Installation Drawing
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Risus commodo viverra maecenas accumsan lacus vel facilisis.
Risus commodo viverra maecenas accumsan lacus vel facilisis.
Risus commodo viverra maecenas accumsan lacus vel facilisis.
Risus commodo viverra maecenas accumsan lacus vel facilisis.
