Comtech EF Data CRS-280, Инструкция по установке и эксплуатации, Страница: 38 / 70

CRS-280/280L IF Switch for 1:N Redundancy
Revision -
Connector Pinouts 3–8 MN-CRS-280/280L
3.3.2.3 Power / Ground Connections
For continued operator safety, always replace fuses with the correct type and
rating.
3.3.2.3.1 Alternating Current (AC) Power Connectors
Two AC power supplies – one primary, one backup – are provided. For each, a
standard, detachable, non-locking 3-prong power cord (IEC plug) supplies the
Alternating Current (AC) power to the CRS-280L. Observe the following:
3.3.2.3.2 Direct Current (DC) Power Connectors (optional)
Two DC power supplies – one primary, one backup – are optionally
available. For each, a standard, 3-screw terminal block with fuse
holder supplies the Direct Current (DC) power to the CRS-280L.
Observe the following:
Standard AC Power Specifications
Input Power 25W typical
Input Voltage
100 - 240 volts AC, +6%/-10% - autosensing
(total absolute max. range is 90-264 volts AC)
Connector Type IEC
Fuse Protection 1.0A Slow-blow (115 volt AC operation)
2.0A Slow-blow (230 volt AC operation)
Line and neutral fusing
20 mm type fuses
Optional DC Power Specifications
Input Power 25W maximum
Input Voltage 36 to 72 VDC; 6.25 amps
Connector Type Terminal Block
Fuse Protection 6.25A Slow-blow