PRODUCT

Global No.1 Innovator EGTRONICS

DLDC

• DUAL LDC was developed for the Electric Buses of Hyundai Motors to supply two different output voltage.

• One is 360Vdc for chilling devices and the other one is for 24Vdc devices.

• This model has been supplied to Hyundai Motors since 2016.
Features

• Unidirectional operation

• Very high efficiency (above 96%)

• Galvanically Isolated type

• ZVS(Zero Voltage Switching) topology ensures very low switching losses and excellent EMC - behavior

• Step Down (Buck converter) Type

• CAN interface

Application

Specification

POWER

UNIT

LDC

HDC

REMARK

Power ratings

[ kW ]

5.8

12

Input side voltage range (Nominal)

[ V ]

534 ~ 828 (720)

534 ~ 828 (720)

Can be adjusted

Input side current ratings (Nominal)

[ A ]

7.8 ~ 15.4 (9)

16.2 ~ 25(18.5)

Output side Voltage range (Nominal)

[ V ]

16 ~ 30 (28)

300 ~ 370 (360)

Output side current ratings

[ A ]

207

33

Control Power (Nominal)

[ V ]

8 ~ 32 (24)

8 ~ 32 (24)

Structure(Type)

[ - ]

Uni-Directional

Uni-Directional

Efficiency

[%]

Over 92

Over 97

OPERATING CONDITION

UNIT

DLDC

REMARK

Location

[ - ]

in Case

Environ. Temp.(operating)

[ ℃ ]

-40 ~ 85

Environ. Temp(storage)

[ ℃ ]

-40 ~ 105

MECHANICAL

UNIT

DLDC

REMARK

Weight

[ kg ]

33

Size(W*D*H) (mm*mm*mm)

[ - ]

485 * 470 * 139

Vibration class(G)

[ g ]

6

Protection Class

[ - ]

IP69K

COOLING

UNIT

DLDC

REMARK

cooling method

[ - ]

Water cooling

Required water flow rate

[ℓ/min.]

10 ~ 20 LPM

Pressure

[bar]

2

coolant Temp.

[ ℃ ]

65

Dimension