Air circuit breaker WEW1-6300 air Circuit Breaker withdrawable type acb fixed type type Switch 400VAC/690VAC 6300A 3/4p acb
The Future of 400V Air Circuit Breakers
As the demands on electrical systems continue to evolve, the role of 400V air circuit breakers is poised to expand further. With advancements in digitalization, automation, and energy management, the integration of intelligent features and predictive maintenance capabilities in 400V air circuit breakers is becoming increasingly prevalent. These developments are aimed at enhancing the reliability, efficiency, and safety of electrical installations, aligning with the broader industry trends towards smart and sustainable infrastructure.
Moreover, the ongoing emphasis on energy efficiency and environmental sustainability is driving the adoption of innovative technologies in circuit protection, including 400V air circuit breakers. The integration of energy monitoring and power quality analysis functions in these circuit breakers enables better insight into electrical consumption patterns and facilitates the implementation of energy-saving measures, contributing to overall resource optimization and reduced environmental impact.
In conclusion, 400V air circuit breakers play a pivotal role in ensuring the safety, reliability, and efficiency of electrical systems across a diverse spectrum of applications. With their robust design, advanced protection features, and adaptability to evolving technological trends, these circuit breakers continue to be indispensable components in modern electrical installations. As the industry continues to embrace digitalization and sustainability, the evolution of 400V air circuit breakers is set to align with the changing landscape of electrical engineering, further enhancing the capabilities and performance of these critical devices.
Main performance index of WEW1 series circuit breaker
| WEW1 Moulded Case Circuit Breaker | 6300 | ||||||||||||
| Rated operating current In (A),40℃ | 4000-5000-6300 | ||||||||||||
| Rated insulation voltage Ui (V) | 1000 | ||||||||||||
| Rated impulse withstand voltage (kV) | 12 | ||||||||||||
| Rated operational voltage Ue(V),AC 50/60Hz | 400V/690V | ||||||||||||
| Use category | B | ||||||||||||
| Rated operational voltage Ue(V),AC 50/60Hz | 100%In | ||||||||||||
| Breaking capacity code | M | H | |||||||||||
| Number of poles | 3P | ■ | ■ | ||||||||||
| 4P | ■ | ■ | |||||||||||
|
Rated ultimate short-circuit breaking capacity Icu (kA) |
AC380V/400V/415V | 120 | 138 | ||||||||||
| AC690V | 85 | 105 | |||||||||||
|
Rated service breaking capacity Ics (kA) |
AC220/230/240V | 100 | 138 | ||||||||||
| AC380/400/415V | 85 | 105 | |||||||||||
|
Rated short-time withstand current Icw (kA/1s) |
AC220/230/240V | 100 | 138 | ||||||||||
| AC380/400/415V | 85 | 105 | |||||||||||
|
Mechanical life (CO recycle) |
보수 | 16000 | |||||||||||
|
Electrical life (CO recycle) |
AC415V,In | 6000 | |||||||||||
| AC690V,In | 2000 | ||||||||||||
| Standard configuration | Fixed | Drawetry-pe | |||||||||||
| The body of the circuit breaker | ■ | ■ | |||||||||||
| Drawer base | ■ | ■ | |||||||||||
| Intelligent controller | ■ | ■ | |||||||||||
| Upper and lower horizontal connecting wires | ■ | ■ | |||||||||||
| Indicating contact of opening/closing | ■ | ■ | |||||||||||
| Indicating contact of fault tripping | ■ | ■ | |||||||||||
| Auxiliary contact 4NO+4NC | ■ | ■ | |||||||||||
| Electric motor operating mechanism | ■ | ■ | |||||||||||
| Shunt releas | ■ | ■ | |||||||||||
| Optional accessories | |||||||||||||
| Phase partition | Fixed | Drawetry-pe | |||||||||||
| Instantaneous undervoltage release | □ | □ | |||||||||||
| Time-delay undervoltage release | □ | □ | |||||||||||
| Opening and closing button lock | □ | □ | |||||||||||
| Lock for the drawer base | □ | □ | |||||||||||
| Lock for the separation position of the drawer seat | □ | □ | |||||||||||
| Key lock | □ | □ | |||||||||||
| Door interlock | □ | □ | |||||||||||
| Auxiliary contact 6NO+6NC | □ | □ | |||||||||||
| Electric indications of three positions on the drawer base | □ | □ | |||||||||||
| Steel cable interlock | □ | □ | |||||||||||
| Locking interlock | □ | □ | |||||||||||
| Dual power controller | □ | □ | |||||||||||
| External neutral line transformer | □ | □ | |||||||||||
| Zero-sequence transformer | □ | □ | |||||||||||
| Ground current transformer and its accessories | □ | □ | |||||||||||
| Dimension | |||||||||||||
|
Dimension (mm) W×H×D |
Width (3P/4P) | 105/105 | 105/105 | ||||||||||
| Height | 62/62 | 62/62 | |||||||||||
| Depth | 61/61 | 61/61 | |||||||||||
| Weight | |||||||||||||
| Weight(kg)/Fixed | 1P | 110/120/130 | |||||||||||
| 2P | 140.3/151.2/162.3 | ||||||||||||
| Weight(kg)/Drawer | 3P | 175/200/220 | |||||||||||
| 4P | 175/200/220 | ||||||||||||
Main performance index of WEW1 series circuit breaker
