Are power supplies safe?

But, you can enjoy peace of mind protecting yourself, your employees, and/or your customers by adhering to power supply safety standards. In fact, modern power supplies are carefully regulated by an array of organizations, from UL to IEC, CSA, CE, and more. There are also power supply safety precautions taken for isolation and insulation.

Do external power supplies have a power efficiency mandate?

At a global level, mandates for power efficiency exist for most consumer electronics and home appliances. External power supplies have had regulations dating back to 2004, when the California Energy Commission created one of the first mandates for efficiency of external power supplies used to power appliances or consumer electronic devices.

Are you aware of power supply safety precautions?

You’re also aware of the safety concerns dealing with power supplies so you can protect yourself and others during installation, operation, maintenance, and replacement. Don’t overlook the power supply safety precautions we shared above.

What are the power supply safety standards?

We’ll highlight the power supply safety standards below. At their most basic level, power supplies can be classified as one of three main categories based on their electrical insulation and grounding requirements. These are: Class I: Basic insulation and rely on grounding for safety.

What is an external power supply?

Sign up for email updates on regulations for this and other products As defined in the Code of Federal Regulations (CFR), "external power supply" means an external power supply circuit that is used to convert household electric current into DC current or lower-voltage AC current to operate a consumer product.

Why is a power supply a hazard?

This increases the risk of short circuits and electrical shock. Leakage Current: This refers to unintended current flow through the insulation or external parts of a power supply. It can pose a shock hazard, especially when sensitive equipment or personnel are involved.