UL 61558-1
UL 61558-1 is the Standard for Safety for Safety of Power Transformers, Power Supplies, Reactors, and Similar Products, covering general requirements.
Key Test Areas:
1. Electrical insulation and dielectric strength
2. Temperature rise under rated load
3. Short-circuit and overload protection
4. Creepage and clearance distances
5. Construction and mechanical integrity
Project Details
This standard applies to power transformers, power supplies, reactors, and similar products for use in electrical installations and electronic equipment.
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