Motorola SC 4812ET RF Hardware Installation Manual page 185

This section includes...
CSU Requirements
Apr 2001
SC
TM
V0I.01
Appendix I: Minimum CSU Requirements
CSU Requirements
Tables
Table G-1: Network Interface (8–pin RJ48C Connector)
Table I-2: Terminal Interface (8–pin RJ48C Connector)
Table I-2: Power Connector
The FCC requires Part 68 compliance on any chosen unit must be tested
as part of the whole system, including cabling and punch block external
interface. The user is responsible for this certification on any unit other
than the Motorola supplied CSU.
The following is a list of minimum CSU requirements listed for both
North American and International installations.
Operating Temperature Range:
–20_C to +60_C (the temperature seen inside the BTS range from
–10_C to +57_C )
Cold Start:
The CSU must be able to withstand a "cold start" from –40_C without
damage.
Physical Dimensions:
The standard 19" rack, 1–5 rack units high. The CSU may not extend
greater than 2.5" in front of the option mounting rails.
Power:
Must operate from 21V to 30V (27V nominal)
Power (Maximum):
Less than 100W for option shelf equipped with all necessary CSU
equipment. There are a total of three (3) breakers (10A each for options.
The total current pulled from all three (3) breakers cannot exceed 15A.
4812ET RF and Power Cabinet Hardware Installation Manual
for SC 4812ET BTS
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DRAFT
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