User guide

A-2 Solo E1 DSU User Guide—June 1998
A
Regulatory
Applicable European harmonized standards:
¥ 89/336/EEC
¥ 92/31/EEC
¥ 93/68/EEC
¥ 73/23/EEC
Table A-3 Power
Item Specification
AC Power 100-240 VAC, 50-60 Hz/0.5 A
DC Power -48 VDC to -72 VDC, 0.5 A
Power Consumption 6 W maximum
AC Power Connection AC power cord attached to AC receptacle
DC Power Connection Through two-position Phoenix connector
Fuse External AC fuse or internal DC fuse.
Table A-4 Environmental
Item Specification
Operating Temperature 0° to 50°C ambient
Storage Temperature -20° to +60°C
Relative Humidity 0 to 95% noncondensing
Altitude 4.6 km (15,000 ft)
Table A-5 Reliability and Equipment Life
Product Item Specification
Stand-alone MTBF 12 years minimum
MTTR 30 minutes maximum
Module MTBF 16 years minimum
MTTR 30 minutes maximum