Introduction
Thank you for purchasing SD4030B3. This manual describes on the specification and the usage of
SD4030B3. Please review the material in this manual thoroughly before using SD4030B3.
― Warranty ―
●The product is guaranteed against functional failure in the case it occurs during one (1) year from the date
of the original delivery, and in spite of your correct usage. In such case we will supply replacement unit free
of charge.
― Cautions for Proper Use ―
●Please use the product under the absolute maximum ratings and the environment recommendation.
●This product is neither designed nor manufactured to be used in a machine or system that may cause
death or injury of person when it is failed.
Consult us in advance if you are planning to use this product for applications under such special conditions
and environments.
●We are making best efforts on to ensure the highest quality of the products. However, it is highly
recommended that you should make enough safety design such as a redundant design, an anti-fire design
or a fail-safe design in order to avoid an accident causing injury or death of person, fire accident, or damage
of social.
●Contents of this manual are subject to change without prior notice for functional improvement and other
purpose.
― Product lifetime ―
●Please recognize that some parts has product lifetime due to aging degradation. Be sure to change the
following parts when the product lifetime is expired.
Electrolytic capacitor in
main circuit
Load factor: less than 50% of rating.
Ambient temp: less than 40 C in average.