Specifications

SSG 500-series Installation and Configuration Guide
58  Electrical
Electrical
Table 9 provides the electrical specifications for an SSG 500-series device.
Environmental Tolerance
Table 10 provides the environmental tolerance for an SSG 500-series device.
Table 9: SSG 500-series Electrical Specifications
Item Specification
AC input voltage Operating range: 100 to 240 VAC
AC input line frequency 50 or 60 Hz
AC system current rating (SSG 520) 6 A
AC system current rating (SSG 550) 8 A
DC input voltage Operating range: -48 to -60 VDC
DC system current rating 20 A
Table 10: SSG 500-series Environmental Tolerance
Description Value
Altitude No performance degradation to 10,000 ft (3048 m)
Relative humidity Normal operation ensured in relative humidity range of 5% to 90%,
noncondensing
Temperature Normal operation ensured in temperature range of 32°F (0°C) to
104°F (40°C)
Non-operating storage temperature in shipping carton: -40°F (-40°C)
to 158°F (70°C)
Seismic Designed to meet Telcordia Technologies Zone 4 earthquake
requirements
Maximum thermal
output
SSG 520: 1092 BTU/hour (320W)
SSG 550: 1126 BTU/hour (330W)