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HMWB20-75 series AC-DC power supply

HMWB20-75 series AC-DC power supply
HMWB20-75 series AC-DC power supply

Features:
▶High reliability, high efficiency and high power density 20-75W
▶High isolation withstand voltage 1500V AC
▶Low radiation interference and low ripple noise
▶Environmentally friendly design, in line with RoHS directive
▶Working temperature: -40℃~+70℃
▶Meet 1EC60950, EN60950, UL60950 safety certification standards
▶With output short circuit and over current protection functions
▶Certified by CE

Application range:
▶This series of power supplies are specially designed for occasions where the input and output of the portable power supply system on the chassis are isolated.
▶Widely used in railway locomotives, new energy, communications, electric power, industrial control and other industries.


Precautions
1. Please refer to the "Product Definition Instructions" for the meaning of pin definitions. If you are unclear, please consult our technical support;

2. For packaging information, please refer to "Product Shipping Packaging Information";

3. Capacitive loads are tested under the input voltage range and full load conditions. For details, please refer to the "Instructions for Capacitive Loads";

4. The power module will generate heat after being energized for a period of time, please do not touch it with your hands or body, otherwise it may cause burns;

5. Please check whether the wiring is correct before turning on the power, otherwise it will cause damage to the power supply;

6. Unless otherwise specified, the data in this article are measured at Ta=25℃, humidity< 75%,="" input="" nominal="" voltage="" and="" output="" rated="">

7. When testing the insulation withstand voltage between the input and output, please short-circuit all the pins of the input and output terminals and test;

8. When the product shell temperature exceeds the specified value, reasonable heat dissipation needs to be considered;

9. In order to prevent the output pins of the power module from oxidizing and affecting welding, please put them in a dry warehouse when storing;

10. Our company can provide customized power supply according to customer needs, please contact our sales department for details.