Dell Force10 S25N-S50N Dell Force10 S25 Systems Quick Start Guide - Page 16

Parameter ISO 7779 A-weighted sound pressure level S25N/V Specifications S25N: 42.0 dBA at 73.4°F (23°C) S25V: 42.9 dBA at 73.4°F (23°C) S25P Specifications 45.1 dBA at 73.4°F (23°C) Power Requirements Parameter S25N/V Specifications S25P Specifications Nominal Input Voltage 90 - 254 VAC, 47/63 Hz S25P: 90 - 254 VAC, 47/63 Hz S25P-DC: -48 VDC Maximum Current Draw S25N: 2 A @ 100/120 VAC; 1 S25P: 2 A @ 100/120 VAC; 1 A @ 200/240 VAC A @ 200/240 VAC S25V (AC): 6.5 A @ 100/120 S25P-DC: 3.6 A @ -48 VDC VAC; 3.25A @ 200/240 VAC S25V (DC): 11.5A @ -48 VDC Minimum AC Current .35 A @ 254 VAC Draw .62 A @ 90 VAC .25 A @ 254 VAC .56 A @ 90 VAC Maximum power consumption S25N, S25V: 102W S25N (AC): 156W S25P: 90W S25P-DC: 77W S25N (DC): 136W Maximum PoE power 320W for PoE using either AC or DC inputs 790W for PoE using loadsharing AC and DC inputs Installing Power Supplies The S25N, S25V, and S25P are shipped with power supplies installed and are not hot-swappable. 14 Installing the Hardware