Emerson PMPPC7448 사용자 설명서

 Additional Information

 PmPPC7448 User’s Manual

This section lists the PmPPC7448 hardware regulatory certifications and briefly discusses 
the terminology and notation conventions used in this manual. It also lists general technical 
references.

Mean time between failures (MTBF) has been calculated at 309,632 hours using Telcordia 
Issue 1 Method I Case 3.

The PmPPC7448 hardware has been tested to comply with various safety, immunity, and 
emissions requirements as specified by the Federal Communications Commission (FCC), 
Industry Canada (IC), Underwriters Laboratories (UL), and the European Union Directives 
(CE mark). The following table summarizes this compliance:

Table 1-2:

Safety

UL60950-1, CSA C22.2 No. 60950-1-03, 1st Edition – Safety of 
Information Technology Equipment, including Electrical Business 
Equipment (Bi-National)
IEC60950/EN60950 – Safety of Information Technology Equipment 
(Western Europe)
AS/NZS 60950– Safety Standard for Australia and New Zealand

Environmental

NEBS: Telcordia GR-63 – 

Section 4.1 Transportation and Storage
Section 4.3 Equipment Handling
Section 4.4.3 Office Vibration
Section 4.4.4 Transportation Vibration
Section 4.5 Airborne Contaminants