The SURVIVOR family of Inherently Limited Class 2 transformers offers models ranging from 30 VA to an industry-largest 100VA. The SURVIVOR family of Inherently Limited Class 2 transformers offers ...

If the power source is a listed Class 2 transformer or listed Class 2 power supply — or it’s in listed equipment marked to identify the Class 2 power source — you’ve got a Class 2 circuit between the ...

The Survivor is said to be the highest-capacity inherently limited Class-2 transformer in the world at 100 VA. Inherently limited eliminates the need for external protection or internal fusing. The ...

Article 725 provides the requirements for Class 2 circuits in Part III. The definitions for Class 2 circuits can be found in Art. 100. In the November 2020 issue, we discussed the general requirements ...