DBU
DYNAMIC BRAKING UNIT
- Used
for load with relatively high damping frequency (ED), 20%.
- Up to a max of 4 parallel driving control units is possible.
- Used for load with high damping frequency.
GENERAL SPECIFICATIONS
|
Model |
Max Input Direct Current Voltage |
Applicable Inverter Capacity [kW] |
Damping Resistance |
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|
Capacity[kW] |
Min Resistance Value[§Ù] |
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|
IT150DBU-2H |
200V series |
11 kW |
15 kW |
3.2 kW |
8.5 §Ù |
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|
IT220DBU-2H |
18.5 kW |
22 kW |
30 kW |
4.8 kW |
5.7 §Ù |
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|
IT370DBU-2H |
37 kW |
45 kW |
6.4 kW |
4.2 §Ù |
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|
IT550DBU-2H |
55 kW |
9.6 kW |
2.8 §Ù |
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|
IT150DBU-4H |
400V series |
11 kW |
15 kW |
3.2 kW |
33.9 §Ù |
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|
IT220DBU-4H |
18.5 kW |
22 kW |
4.8 kW |
22.8 §Ù |
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|
IT370DBU-4H |
30 kW |
37 kW |
6.4 kW |
16.9 §Ù |
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|
IT550DBU-4H |
45 kW |
55 kW |
9.6 kW |
11.4 §Ù |
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|
IT750DBU-4H |
75 kW |
12.8 kW |
8.4 §Ù |
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CHARACTERISTICS
|
Surrounding Temp |
-10C ~ 40C |
|
Humidity |
Relative humidity of under 90% RH (Should be no dew condensation) |
|
Altitude |
Under 1000m above the sea level |
|
Cooling way |
Natural cooling |
|
Surrounding circumstance |
There should be no corrosive gas inside panel, oil , inflammable gas and dust inside panel. |
|
Max Turn on time |
6sec |
|
Protecting function |
Protection of heat sink¡¯s overheating, over current and output shortcut |
|
Output signal |
HEAT SINK heating, FUSE OPEN, OC trip signal |
|
Parallel driving |
Up to a max of 3 parallel driving units is possible. |
|
Allowed damping freq. |
Without cooling FAN, 10% |
|
Ave damping torque |
100% |
DIMENSIONS
