ETC IT750DBU-4H Dynamic braking unit Datasheet

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Resistors And
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Resistive Applications
DBU
Dynamic Braking Unit
■ Features
- 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
IT150DBU-2H
IT220DBU-2H
IT370DBU-2H
IT550DBU-2H
IT150DBU-4H
IT220DBU-4H
IT370DBU-4H
IT550DBU-4H
IT750DBU-4H
Max Input Direct
Current Voltage
200V series
DC 400V
400V series
DC 800V
Applicable Inverter Capacity
[kW]
11 kW
18.5 kW
37 kW
15 kW
22 kW
30 kW
45 kW
55 kW
11 kW
15 kW
18.5 kW
22 kW
30 kW
37 kW
45 kW
55 kW
75 kW
■ CHARACTERISTICS
Surrounding
Temp
Humidity
Altitude
Cooling way
Surrounding
circumstance
Max Turn
on time
Protecting
function
Output signal
Parallel
driving
Allowed
damping
frequency
Ave damping
torque
Damping Resistance
Min Resistance
Capacity[kW]
Value[Ω ]
8.5 Ω
3.2 kW
5.7 Ω
4.8 kW
4.2 Ω
6.4 kW
2.8 Ω
9.6 kW
33.9 Ω
3.2 kW
22.8 Ω
4.8 kW
16.9 Ω
6.4 kW
11.4 Ω
9.6 kW
8.4 Ω
12.8 kW
■ DIMENSIONS
-10℃ ~ 40℃
Relative humidity of under 90% RH(Should be no
dew condensation)
Under 1000m above the sea level
Natural cooling
There should be no corrosive gas inside panel,
oil remnant,
inflammable gas and dust inside panel.
6sec
Protection of heat sink’s overheating, over current
and output shortcut
HEAT SINK heating, FUSE OPEN, OC trip signal
Up to a max of 3 parallel driving units is possible.
Without cooling FAN, 10%
Website : http://www.raraohm.com Email : [email protected]
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