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Landworld 6.6kw Obc+2.5kw DC/DC+PDU Bidirectional IP67 Supply on-Board Battery Charger High Power DC+Obc+PDU

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Product Description

Basic Information

Model NO. LWD3HD2K5CB6K6B-D14C540-W

Usage EV Onboard Charger

Specification 350x214x197mm

Origin China

Product Features

Main Technical Parameters

Items	Technical Specification	Remarks
OBC Electrical Features
Nominal output power	6.6KW
Input Voltage	85-265VAC
Input current	32A Max
Power factor	≥0.99 (220Vac @ full load)
Output voltage range	400-650VDC	Adjustable by battery voltage
Max output current	14A
Efficiency	≥94%	Nominal voltage
Voltage/Current accuracy	±1%
Inverter Features
Input voltage range	400-650VDC
Output voltage	220Vac(±5%)/50Hz
Power	6.6kVA
Efficiency	≥94%
Output harmonics (THDv)	<3%	Linear load
Dynamic response	60ms	Linear load
Leakage protection	≤30mA
DC/DC Electrical Features
Input voltage	400-650VDC
Output voltage	9-16V (Nominal 14V)
Nominal output current	180A
Nominal power	2.5KW (Peak 2.8KW)
Efficiency	≥94%
Voltage ripple	300mV Max
Other Electrical Features
Operating temp.	-40-85ºC	Coolant inlet temperature
Wake-up mode	CAN, AC, CC/CP	Support reserve charging
Static current	≤1mA	Sleep mode
Protection	Input OVP/UVP, Output OVP/UVP, OTP, OCP, Short circuit, Communication fault
EMC	GB/T18387-2008, EN 55022

Product Gallery

Frequently Asked Questions

What is the IP rating of this on-board charger?

The device features an IP67 rating, ensuring high-level protection against dust and water immersion.

Does this unit support bidirectional charging?

Yes, it supports an inverter function with a 6.6kVA output, allowing for bidirectional energy flow.

What cooling method is required for operation?

The system is liquid-cooled and requires a flow rate of at least 8 liters per minute for optimal thermal management.

What is the maximum efficiency of the OBC and DC/DC converter?

Both the On-Board Charger and the DC/DC converter achieve a high efficiency of ≥94%.

Is the software upgradable?

Yes, the unit features a full digital software design that supports on-line upgrading and fault diagnosis via CAN-BUS communication.

What safety protections are integrated into the system?

It includes comprehensive protection against input/output over-voltage, under-voltage, over-temperature, over-current, and output short circuits.