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