Installation guide

Technical Specifications
Summit Family Switches Hardware Installation Guide
146
Table 33 provides the wire-to-pin connection specifications for the DC wiring harness shipped with the
EPS-150DC power supply. Figure 78 shows the connector..
Figure 78: Three-wire Wiring Harness
Table 32: EPS-150DC External Power Module (Model 10909)
For use with the Summit X450a-24tDC and Summit X450a-24xDC switches
Operational voltage range –36 to –72 V
Nominal input ratings –36 to –72 V , 6 A
Input current 5.5 A @ –36 V (low-line)
2.6 A @ –72 V (high-line)
Line frequency range 47 to 63 Hz
Power supply cord type DC
Power supply input socket TYCO PN 206061-1
Power cord input plug TYCO PN 206060-1
Power cord wall plug Refer to “Selecting Power Supply Cords” on page 118.
Power supply cord gauge 14 AWG
Heat dissipation 64 W
Power consumption 214 W
Ambient operating temperature 0° C to 40° C
Storage and transportation temperature –40° C to 70° C
Input wire harness Extreme part number 250088-00
Table 33: Wire-to-Pin Connection Specifications
Pin Number Wire Color Circuit Connection
1 Green/yellow Chassis ground
2 Red Return
3 Black -48 V
4 unused
EWUG005