IT220DBU-4H datasheet(1/1 Pages) ETC

Part #	IT220DBU-4H

Description	Dynamic Braking Unit

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Manufacturer	ETC [List of Unclassifed Manufacturers]

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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

Max Input Direct

Current Voltage

Applicable Inverter Capacity

[kW]

Damping Resistance

Capacity[kW]

Min Resistance

Value[Ω ]

IT150DBU-2H

200V series

DC 400V

11 kW

15 kW

3.2 kW

8.5 Ω

IT220DBU-2H

18.5 kW

22 kW

30 kW

4.8 kW

5.7 Ω

IT370DBU-2H

37 kW

45 kW

6.4 kW

4.2 Ω

IT550DBU-2H

55 kW

9.6 kW

2.8 Ω

IT150DBU-4H

400V series

DC 800V

11 kW

15 kW

3.2 kW

33.9 Ω

IT220DBU-4H

18.5 kW

22 kW

4.8 kW

22.8 Ω

IT370DBU-4H

30 kW

37 kW

6.4 kW

16.9 Ω

IT550DBU-4H

45 kW

55 kW

9.6 kW

11.4 Ω

IT750DBU-4H

75 kW

12.8 kW

8.4 Ω

■

CHARACTERISTICS

■

DIMENSIONS

Surrounding

Temp

-10℃ ~ 40℃

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 remnant,

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

frequency

Without cooling FAN, 10%

Ave damping

torque

100%

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