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.

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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.

