Bussmann FRN-R time delay fuse

Dual element delay-10 seconds at 500% rated current) (shortest)
Current specification 0.1-600A
Voltage specifications 250Vac (or below), 125Vdc (0.1-200A)
250Vdc (201-600A)
Current limiting RK5 fuse
Breaking capacity 200,000A effective symmetry
20,000A dc
Agent Information Standard 248-12, Class RK5
UL Registration Guidance Document JDDZ, Document E4273
CSA Verification Class Level 1422-01. Document 53787