MCCB circuit breaker WLM6E-2000A-3300 3P/4P WLM6E Series MCCB 2000A electronic circuit breaker 400V/690V 3 Poles/4 Poles
MCCB Highlights
In addition to its advanced protection features, the WLM6E Electronic Type MCCB is distinguished by the utilization of high-quality materials in its construction, particularly in its electronic components. The electronic components of the MCCB play a pivotal role in enabling precise and responsive protection functions, and the choice of materials for these components is crucial in ensuring the reliability and longevity of the device.
The electronic components used in the WLM6E MCCB are carefully selected to meet stringent performance and durability requirements. These components are typically constructed using materials that exhibit excellent electrical and thermal properties, as well as high mechanical strength and reliability. For instance, the printed circuit boards (PCBs) within the MCCB are often manufactured using high-quality fiberglass-reinforced epoxy laminates, which offer exceptional electrical insulation and mechanical stability, ensuring the integrity of the electronic circuits within the device.
Furthermore, the semiconductor devices employed in the electronic control circuitry of the WLM6E MCCB are typically fabricated using advanced materials such as silicon and silicon carbide, which are renowned for their superior electrical characteristics and robustness. These semiconductor materials enable the precise control and regulation of the MCCB’s protection functions, ensuring accurate and dependable operation under varying load and fault conditions.
Main performance index of WLM6E series circuit breaker
| WLM6E Moulded Case Circuit Breaker | 2000 | ||||||||||||
| Rated operating current In (A),40℃ | 6 adjutable knobs | 500-630-700-800-1000-1250-1500-1600 | |||||||||||
| 3 adjutable knobs | 500-630-700-800-1000-1250-1500-1600 | ||||||||||||
| Electric characteristics | |||||||||||||
| Rated insulation voltage Ui (V) | 1000 | ||||||||||||
| Rated impulse withstand voltage (kV) | 8 | ||||||||||||
| Rated operational voltage Ue(V),AC 50/60Hz | 380/400/415,440,500,660/690 | ||||||||||||
| Breaking capacity code | C | S | M | H | |||||||||
| Number of poles | 1P | – | – | – | – | ||||||||
| 2P | – | – | – | – | |||||||||
| 3P | – | – | ■ | ■ | |||||||||
| 4P | – | – | ■ | ■ | |||||||||
| Number of poles | AC220/230/240V | – | – | – | – | ||||||||
| AC380/400/415V | – | – | 70 | 100 | |||||||||
| AC440V | – | – | 20 | 20 | |||||||||
| AC500V | – | – | – | – | |||||||||
| AC660/690V | – | – | 20 | 20 | |||||||||
| Number of poles | AC220/230/240V | – | – | – | – | ||||||||
| AC380/400/415V | – | – | 50 | 70 | |||||||||
| AC440V | – | – | – | – | |||||||||
| AC500V | – | – | – | – | |||||||||
| AC660/690V | – | – | 10 | 10 | |||||||||
| Standard | |||||||||||||
| Utilization category | B | ||||||||||||
| Ambient temperature | |||||||||||||
| Safety of insulation | ■ | ||||||||||||
| Arcing distance | 0 | ||||||||||||
|
Mechanical life (CO recycle) |
Maintenance | 2500 | |||||||||||
|
Electrical life (CO recycle) |
AC415V,In | 500 | |||||||||||
| AC690V,In | 400 | ||||||||||||
| Release units | |||||||||||||
| Distribution protection | E | ■ | |||||||||||
| Motor protection | E | ■ | |||||||||||
| Mounting and connection | |||||||||||||
| Fixed | Front connection | ■ | |||||||||||
| Rear connection | – | ||||||||||||
| Plug-in | Front connection | – | |||||||||||
| Rear connection | – | ||||||||||||
| Draw-out | Front connection | ■ | |||||||||||
| Rear connection | ■ | ||||||||||||
| DIN rail | Front connection | – | |||||||||||
| Dimension | |||||||||||||
|
Dimension (mm) W×H×D |
Width (3P/4P) | 210/280 | |||||||||||
| Height | 340 | ||||||||||||
| Depth | 141 | ||||||||||||
| Weight | |||||||||||||
| Distribution protection | 1P | – | |||||||||||
| 2P | – | ||||||||||||
| 3P | 16.8/17.1/18.82 | ||||||||||||
| 4P | 21.86/23.24/24.54 | ||||||||||||