Installation guide

Technical Specifications
Summit Family Switches Hardware Installation Guide
144
Table 29 shows the wire-to-pin connections for the connector on the rear panel of the EPS-160 power
supply.
Table 29: Pinouts for the Redundant Power Supply Connector
Connector Pin Number Wire Label
1 NC
2 GND
3 GND
4 GND
5 GND
6 +12 V
7 +12 V
8 RS+
9 GND
10 INT PG
11 EXT_CON
12 EXT_PG
13 +5 V
14 +12 V
Table 30: EPS-500 External Power Supply (Model 109110
For use with the Summit X150-24p, X250e-24p, X450a-24t, X450a-24x, X450a-48t, and X450e-24p switches
Operational voltage range 90 to 264 V
Nominal input ratings 100 to 240 V , 50 to 60 Hz, 10 A
Nominal input current 5.75 A @ 115 V (low-line)
2.80 A @ 230 V (high-line)
Line frequency range 47 to 63 Hz
Output -50 V , 7.5 A max, 375 Watts
12 V , 10.5 A max, 126 Watts
Maximum continuous DC output shall not exceed 500 Watts.
Power supply cord type AC
Power supply input socket IEC 320 C14
Power cord input plug IEC 320 C13
Power cord wall plug Refer to “Selecting Power Supply Cords” on page 118.
Power supply cord gauge 18 AWG (0.82mm
2
; less than 2 m) or 16 AWG (1.3mm
2
) copper
stranded
Heat dissipation 125 W
Power consumption 625 W
Operating conditions Temperature: 0° C to 40° C (32° F to 104° F)
Humidity: 10% to 93% relative humidity, non-condensing
Altitude: 0 to 3,000 meters (9,850 feet)
Shock (half sine): 30 m/s
2
(3 g), 11 ms, 60 shocks
Random vibrations: 3 to 500 Hz @ 1.5 g rms
Maximum in-rush current 30 A @ 115 V/60 Hz, maximum load
Efficiency 80% with 60% to 100% load
ES4K028
17
814