6.6kw on-Board Charger (OBC) Power Module for Evs

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6.6kw on-Board Charger (OBC) Power Module for Evs

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Product Description

📋 Overview & Basic Info

Model NO.

VTC 6K6-220S380/540/640-M

Max Output Current

20A/14A/12A

Auxiliary Power

9~32VDC

Efficiency

Above 94%

Can Communication

Can-Bus

EMC Standard

GB/T18655:2008, En 55022

Transport Package

Wood

Specification

OBC Power Module

HS Code

8504409999

💪 Product Strength

Full Series Product

Range of integrated MCU units (6-in-1, 5-in-1, 4-in-1, 3-in-1, 2-in-1) suitable for Hybrid EVs and various auxiliary motor controls. Power ranges from 3kW to 355kW.

High Compatibility

Applicable for permanent magnet synchronous motors (PMSM) and asynchronous motors, designed to meet diverse customer requirements.

Proven Reliability

Safe operation history since 2009. More than 6,000 units have operated reliably for 8-10 years, covering 500,000 to 700,000 kilometers per vehicle.

🚚 Vehicle Applications

Passenger Vehicles: Mini vans, 8.5m-12m buses, and 18m dual-source trolleybuses.

Trucks: Light trucks (3.5-7.5 tons) and heavy trucks (18-55 tons).

Special-purposed: Sanitation trucks, sprinkler trucks, dock tractors, and engineering tractors.

Marine: Passenger ships, tourist ships, and cargo ships.

⚙ Product Features

✓ Cooling method: by aluminum plate
✓ Support on-line upgrade and fault diagnosis
✓ High power density & Module design for easy integration
✓ Full digital SW design with comprehensive protection functions

📊 Main Technical Parameters

Items	Technical Parameters	Remarks
Operation temperature	-40~85C	Aluminum temp
Nominal output power	6.6kw
Input voltage range	85~265Vac
Output voltage range	200~450Vdc / 400~650Vdc / 450~750Vdc
Max output current	20A/14A/12A
Auxiliary power	9~32Vdc	VCC
Efficiency	≥94%	Nominal voltage
Voltage accuracy	±1%
Current accuracy	±3%
Low voltage wake-up	200mA max	Wake-up signal
Voltage wake-up	AC/CC/CP/EN	Reserve charging function
CAN communication	CAN-BUS
Static current	≤2mA	Sleep mode
Protections	Input OVP, UVP, Output OVP, UVP, OTP, OCP, Short circuit, Communication fault
EMC Standard	GB/T18655:2008, EN 55022

📷 Cooperative Partners & Projects

❓ Frequently Asked Questions

What is the maximum efficiency of this OBC power module?

The module achieves a high efficiency of above 94% at nominal voltage.

Which types of motors are compatible with your controllers?

Our products are designed for both permanent magnet synchronous motors (PMSM) and asynchronous motors.

How is the module cooled?

The system utilizes an aluminum plate cooling method to ensure stable thermal management.

Does the system support remote maintenance?

Yes, the module supports on-line upgrades and comprehensive fault diagnosis functions.

What communication protocol does the module use?

It uses the standard CAN-BUS communication protocol for seamless vehicle integration.

What safety protections are built into the hardware?

It includes input/output Over Voltage Protection (OVP), Under Voltage Protection (UVP), Over Temperature Protection (OTP), Over Current Protection (OCP), and short circuit protection.