High voltage coolant heater is mainly used for heating the passenger compartment, defrosting and removing fog on the window,or preheating battery thermal management system battery, to meet the corresponding regulations, functional requirements.
The main functions of the integrated circuit water heating heater are:
- Control function: The heater control mode is power control and temperature control;
- Heating function: Electrical energy conversion to thermal energy;
- Interface function: Heating module and control module energy input, signal module input, grounding, water inlet and water outlet.
Use coolant temperature |
-40ºC-110ºC |
Rated voltage |
350VDC(voltage range 250~450VDC) |
Rated power:
|
7000 (1±10%) W & 10L/min & inlet water temperature 40ºC±2ºC; |
Heater control voltage: |
12VDC (voltage range 9~16VDC); |
High voltage working voltage/v |
450v-750v |
Use solution |
antifreeze coolant 50% water and 50% ethylene glycol:
|
Operating environment humidity
|
0%~95%RH
|
Control Signal
|
CAN
|
Electrical interface: Holder connector
High voltage connector: Amphenol HVC2P28MV104,
Wire harness connector: Amphenol HVC2P28FS104
Low voltage connector: 320Q60A1-LVC-4 (Haichen A02-ECC),
Wire harness connector: Sumitomo 6189-1083.
Technical advantages
1. Efficient and rapid performance: longer driving experience without wasting energy;
2. Powerful and reliable heat output: fast and constant comfort for the driver, passengers and battery systems;
3. Fast and easy integration: easy control via LIN or CAN;
4. Precise and stepless controllability: better performance and optimized power management.
Installation and Application
Main application scenarios
Winter driving: In the cold winter, electric vehicle electric heaters can provide comfortable heating in the car and increase the driving comfort of passengers.
Defrost and defogging: In rainy, snowy or high-humidity environments, the electric heater can quickly remove fog and frost from the windows to improve driving safety.
Parking heating: When the vehicle is parked, the electric heater can be started at a preset time to keep the temperature inside the vehicle at a comfortable level and improve the quality of the environment inside the vehicle.
Hebei Nanfeng Automobile Equipment (Group) Co., Ltd is a group company with 5 factories, that specially produce parking heaters, heater parts, air conditioner and electric vehicle parts for more than 30 years. We are the leading auto parts manufacturers in China.
Our factory's production units are equipped with high tech machineries, strict quality,control testing devices and a team of professional technicians and engineers endorsing the quality and authenticity of our products.
In 2006, our company has passed ISO/TS16949:2002 quality management system certification. We also bagged the CE certificate and Emark certificate making us among the only few companies in the world acquiring such high level certifications.
Currently being the largest stakeholders in China, we hold a domestic market share of 40% and then we export them around the globe particularly in Asia, Europe and Americas.
Meeting the standards and demands of our customers have always been our top priority. It always encourages our experts to continuously brain storm, innovate, design and manufacture new products, impeccably suitable for the Chinese market and our customers from every nook of the world.
1. What is a high voltage battery heater?
A high-voltage battery heater is a device used for electric vehicles. It is mainly designed to maintain the high-voltage battery of electric vehicles within a suitable operating temperature range in low-temperature environments. The function of this heater is to increase the temperature of the battery by heating the battery to improve battery performance, battery life and charging efficiency.
2. Why do you need a high voltage battery heater?
Electric vehicle batteries do not perform well in cold weather conditions. To maintain their efficiency, high-voltage battery heaters are vital as they heat the battery to the required operating temperature.
3. How does a high voltage battery heater work?
High voltage battery heaters use a heating element or a series of heating elements to generate heat. This heat is then directed to the battery to warm it up and maintain optimal operating conditions.
4. Are high-voltage battery heaters energy-saving?
Yes, high voltage battery heaters are designed to be energy efficient. They are equipped with an intelligent temperature control system to reduce energy consumption: In low-temperature environments, the battery's conductivity decreases and internal resistance increases, causing battery performance to decrease. Heating the battery can increase the conductivity, reduce the internal resistance, and reduce the energy loss of the battery during charging and discharging, thus improving the vehicle's cruising range.
Improve charging efficiency: In cold conditions, battery charging speed may be limited. By heating the battery, the temperature of the battery can be increased, making it more suitable for receiving electrical energy, improving charging efficiency and reducing charging time.
Extended battery life: High-voltage battery heaters also help mitigate the negative effects of cold on the battery, helping to extend the life of the battery. In extremely cold environments, failure to heat the battery may cause the battery to freeze, adversely affecting the battery's performance and life.
5. Will using a high-voltage battery heater affect battery life?
No, using a high-voltage battery heater will not negatively affect battery life. In fact, it can help extend the life of your battery by ensuring it's operating at optimal temperatures.
6. Are high-voltage battery heaters safe to use?
Yes, high voltage battery heaters are designed with safety features to prevent any accidents or damage. They comply with relevant safety standards and undergo rigorous testing to ensure their reliability.
7. How long does it take for the high-voltage battery heater to preheat the battery?
The time required for battery warm-up depends on many factors such as heater power, battery size, initial temperature of the battery, and ambient temperature. Typically, it takes a few minutes for the battery to reach the desired temperature.
8. Can high voltage battery heaters be used in warm climates?
High voltage battery heaters are primarily designed for use in cold weather conditions. However, some models allow users to have an intelligent temperature control system that automatically monitors and maintains the battery within the optimal temperature range. Such a system would adjust the vehicle's operation based on ambient temperature and battery status to ensure the battery is in optimal condition while minimizing energy consumption.
9. Can high-voltage battery heaters be used in all electric vehicles?
High-voltage battery heaters are typically designed to be compatible with a variety of electric vehicle models. However, it is always recommended to check the specifications of your battery heater to ensure compatibility with your specific vehicle.