Install Guide
Parameter Specications
Shock Meets Bellcore Zone 4 earthquake requirements, MIL-STD-810.
Table 5. AC power requirements
Parameter Specications
Power supply 100–240 VAC 50/60 Hz.
Maximum current draw per system
7.1 A @ 550 Watts
3.4 A @ 550 Watts
Maximum power consumption 550 Watts.
Typical power consumption 338 Watts.
Table 6. DC power requirements
Parameter Specications
Minimum/maximum input voltage range -40.5V/ -48V/ -60V
Input power at full load
−40.5V/970W −48V/930W −60V/ 950W, without fan.
−40.5V/980W −48V/940W −60V/ 960W, with fan.
Input current at full load
−40.5V/23.8A −48V/19.0A −60V/ 15.6A, without fan.
−40.5V/24.0A −48V/19.2A −60V/ 16.0A, with fan.
Start up VDC—voltage when the system is powered on 39.0+/−1.5V.
Start o VDC—voltage during the boot up process 37.5+/−1.5V.
IEEE standards
The S4048T–ON complies with the following IEEE standards:
• 802.3ab Gigabit Ethernet (1000BASE-T)
• 802.3ae 10 Gigabit Ethernet (10GBASE-X)
• 802.3ba 40 Gigabit Ethernet (40GBase-SR4, 40GBase-CR4) on optical ports
• 802.3u Fast Ethernet (100BASE-TX)
• 802.3z Gigabit Ethernet (1000BASE-X)
Agency compliance
The S4048T–ON is designed to comply with the following safety and agency requirements:
USA Federal Communications Commission Statement
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules.
These limits are designated to provide reasonable protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy. If it is not installed and used in accordance to the
instructions, it may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause
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Specications