규격명	규격 (Scope)	CCN
Industrial Control Panels	UL 508a	NITW
Industrial Control Equipment	UL 508	NKCR, NKJH, NKPZ, NLDX, NLRV, NMFT, NMTR, NRNT, NRAQ, NRKH
Power Conversion Equipment	UL 508c	NMMS