Air circuit breaker WEW1-3200 acb withdrawable type acb fixed type 400VAC/690VAC 3200A 3/4p acb
Applications of 400V Air Circuit Breakers
Data Centers: The uninterrupted operation of data centers is paramount, and 400V air circuit breakers are instrumental in providing reliable protection for the electrical systems that power these facilities. They help mitigate the risk of downtime and equipment damage, ensuring the continuous availability of critical IT infrastructure.
Renewable Energy Installations: With the growing emphasis on renewable energy sources, 400V air circuit breakers are utilized in solar and wind power installations to protect the electrical components and ensure the efficient and safe operation of these systems.
Infrastructure Projects: Whether it’s in transportation, telecommunications, or utilities, 400V air circuit breakers are integral to the protection of electrical infrastructure in various public and private sector projects. They help maintain the reliability and safety of electrical systems that support essential services and operations.
Main performance index of WEW1 series circuit breaker
| WEW1 Moulded Case Circuit Breaker | 3200 | ||||||||||||
| Rated operating current In (A),40℃ | 2000-2500-2900-3200-4000 | ||||||||||||
| 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 | 100 | 100 | ||||||||||
| AC690V | 65 | 65 | |||||||||||
|
Rated service breaking capacity Ics (kA) |
AC220/230/240V | 80 | 85 | ||||||||||
| AC380/400/415V | 65 | 65 | |||||||||||
|
Rated short-time withstand current Icw (kA/1s) |
AC220/230/240V | 80 | 85 | ||||||||||
| AC380/400/415V | 65 | 65 | |||||||||||
|
Mechanical life (CO recycle) |
Maintenance | 20000 | |||||||||||
|
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) | 57/66 | 61/66 | ||||||||||
| Height | 55/60 | 58/60 | |||||||||||
| Depth | 42/57 | 53/57 | |||||||||||
| Weight | |||||||||||||
| Weight(kg)/Fixed | 1P | 66/69 | |||||||||||
| 2P | 90/92.5 | ||||||||||||
| Weight(kg)/Drawer | 3P | 110/110.5 | |||||||||||
| 4P | 123/133 | ||||||||||||
Main performance index of WEW1 series circuit breaker
Door frame size and installation hole spacing
