NEMA C37.52
For NEMA C37.52, standard title is Low-Voltage AC Power Circuit Protectors Used in Enclosures-Test Procedures; nrtl is UL; laboratory is UL LLC; status is currently recognized, recorded from its source on 2026-08-10.
- Test standard
- NEMA C37.52 verified
- Standard title
- Low-Voltage AC Power Circuit Protectors Used in Enclosures-Test Procedures verified
- NRTL
- UL verified
- Laboratory
- UL LLC verified
- Status
- currently recognized our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
NEMA C37.52 | Low-Voltage AC Power Circuit Protectors Used in Enclosures-Test Procedures |
— osha.gov, retrieved 2026-08-10
Source
- osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/ul