| Main | |
| Range | UEM6 |
| Product Name | DC MCCB |
| Device Short Name | UEM6H-400 |
| Product or Component Type | Circuit breaker |
| Device Application | DC distribution systems such as new energy, DC energy storage, power system, rail transit and electric tram. |
| Poles Description | 2P |
| Rated Current [In] | 250A、315A、350A、400A |
| Short-Circuit Breaking Capacity | Icu=Ics=15kA（τ0.63＝10ms），Isu=2.5kA（τ0.63＝5ms） |
| Release Type | Electromagnetic type 、 Thermomagnetic type |
| Rated Operating Voltage [Ue] | DC1500V |
| Utilization Category | Category A |
| Protection Function | Overload, short circuit |
| Attachment Type | Shunt release 、 Auxiliary contact 、Manual operation machine configuration 、 zero arcing cover |
| Installation Type | stationary |
| Complementary | |
| Rated Ultimate Short-Circuit Breaking Capacity [Icu] | DC1500V 15kA （τ0.63＝10ms） |
Rated Service Short-Circuit Breaking Capacity [Ics] | DC1500V 15kA （τ0.63＝10ms） |
Short Circuit Breaking Capacity of Each Pole[Isu] | DC1500V 2.5kA （τ0.63＝5ms） |
| Rated Insulation Voltage [Ui] | DC1500V |
| Rated Impulse Withstand Voltage[Uimp] | 12 kV |
| Interphase Distance | 46.75 mm |
| Arcing Distance | 0（with zero arcing cover） |
| Mechanical Endurance | 10000 cycles （maintenance-free） |
| Electrical Endurance | 1000 cycles |
| Installation Position | Horizontal and vertical |
| Height | 205mm |
| Width | 96mm |
| Depth | 135mm |
| Net Weight | 3.8kg |
| Standards | GB/T 14048.2 EN/IEC 60947-2 |
| Product Certifications | VDE CCC CB CE |
| Environment | |
| IP Degree of Protection | IP20 |
| Pollution Degree | III (3) |
| Ambient Air Temperature for Operation | -40℃...+80 °C |
| Ambient Air Temperature for Storage | -40℃...+80 °C |
Storage Humidity Operating Altitude | 5%RH...85%RH ≤2000m Capacity reduction should be considered when the volume exceeds 2000m |
| Packing Units | |
| Unit Type of Package | PCE |
| Unit Type of Package | 3 |
| Package Height | 23cm |
| Package Width | 27.5cm |
| Package Length | 47.5cm |
| Package Weight | 16.5KG |
| Contract Warranty | |
| Contract Warranty | 18 months |
Main Documentation
The Product is Compatible With
Product Characteristics
| High breaking capacity. Single pole breaking capacity up to DC 1500V. |
| Zero arc. Enhanced product use safety |
| Low temperature rise. No deration needed at 55℃ ambient temperature. |
| Small sized. Compact size to save space. |
| Modular design. Modular design for common use of AC and DC. |
Technical Parameters
Products of the same type
UEM6H-400
MCCB