WLM7HU-250-3300 3P 光電式太陽電池モータースイッチ モールドケース回路遮断器 800V モータースイッチ 800VAC/1000VAC/1140VAC モータースイッチ 250A モータースイッチ
Rated Current : 250A Number Of Poles : 3P Rated Working Voltage : 800V
MCCB Highlights
WLM7HU series moulded case circuit breakers are applicable to string photovoltaic power station systems. Their rated working voltage can be up to 1140V, and can be used in 500V and 800V solar systems.
The WLM7HU range of Moulded Case Circuit Breakers (MCCB)is a culmination of innovation.Designed to meet the requirements of today’s evolving electrical systems in moderninstallations,the range features significantly higher fault breaking capacities.
Considering the changing expectations of customers and a need for economical and reliablesolution,we introduce WLM7HU M and H type MCCB with operational voltagesd sineUe upto 1140Vac.
Main performance index of WLM7HU series circuit breaker
| WLM7HU Moulded Case Circuit Breaker | 250 | ||||||||||||
| Rated operating current In (A),40℃ | 16-20-25-32-40-50-63-80-100-125-140-160-180-200-225-250 | ||||||||||||
| Rated insulation voltage Ui (V) | 1150 | ||||||||||||
| Rated impulse withstand voltage (kV) | 12 | ||||||||||||
| Rated operational voltage Ue(V),AC 50/60Hz | 415/690/800/1000/1140v | ||||||||||||
| Breaking capacity code | – | M | H | ||||||||||
| Number of poles | 3P | – | ■ | ■ | |||||||||
| AC415V | – | – | – | ||||||||||
| AC690V | – | – | – | ||||||||||
|
Rated ultimate short-circuit breaking capacity Icu(kA) |
AC800V | – | 35 | 50 | |||||||||
| AC1000V | – | 15 | 20 | ||||||||||
| AC1140V | – | 15 | 15 | ||||||||||
| AC415V | – | – | – | ||||||||||
| AC690V | – | – | – | ||||||||||
|
Rated service breaking capacity Ics(kA) |
AC800V | – | 35 | 50 | |||||||||
| AC1000V | – | 15 | 20 | ||||||||||
| AC1140V | – | 15 | 15 | ||||||||||
| Standard | IEC/EN 60947-2 | ||||||||||||
| Utilization category | A | ||||||||||||
| Ambient temperature | -40℃ ~+70 ℃ | ||||||||||||
| Safety of insulation | ■ | ||||||||||||
| Arcing distance | 0 | ||||||||||||
|
Mechanical life (CO recycle) |
Maintenance free | 20000 | |||||||||||
|
Electrical life (CO recycle) |
Maintenance free | 1500 | |||||||||||
| Release units | |||||||||||||
| Distribution protection | TM | ■ | |||||||||||
| 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 | 107 | |||||||||||
| Height | 200 | ||||||||||||
| Depth | 109 | ||||||||||||
| Weight | |||||||||||||
| Weight(kg)/Fixed | 3P | 3 | |||||||||||
Overall and installation dimensions of circuit breaker
