24
Certifications & Compliances
Safety:
Designed to IEC 1010-1,
UL3111 and CSA
Specifications
Input Rating:
1000VDC Category II
600VDC Category III
750VAC Category II
600VAC Category III
Cat III: Distribution level
mains, fixed installations
Cat II: Local level mains,
appliances, portable
equipment
Overvoltage Category:
Cat I: Signal level, special
equipment or parts of
equipment, telecommunica-
tion, electronics
Pollution Degree 2:
Do not operate in environ-
ments where conductive
pollutants may be present.
Maintenance
C
US
Warning
To avoid electrical shock, remove test lead before opening the
cover. Repairs or servicing not covered in this manual
should only be performed by qualified personnel.
ND 2352-1 61-633 630 Series Ins 12/22/04 9:49 AM Page 24
