GR 221 CORE : ISSUE 1
Current
Current
The latest, up-to-date edition.
INTERFACE AND FUNCTIONAL REQUIREMENTS FOR MICROPROCESSOR CONTROL OF 24-, 48-, 130-, AND 140-VOLT CENTRAL OFFICE POWER PLANTS
Published date
12-01-2013
Publisher
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Presents the view of Telcordia on microprocessor-based control systems used in 24-, 48-, 130-, and 140- volt lead-acid straight battery-type central office dc power plants. The document provides generic requirements, design criteria, and information essential for the manufacturer of microprocessor controllers to accommodate the needs of a typical Local Exchange Carrier (LEC).
| DevelopmentNote |
Supersedes TR EOP 000221. (09/2005)
|
| DocumentType |
Standard
|
| PublisherName |
Telcordia Technologies
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| Status |
Current
|
| Supersedes |
| TR NWT 000154 : ISSUE 2 | GENERIC REQUIREMENTS FOR 24, 48, 130, AND 140 VOLT CENTRAL OFFICE POWER PLANT CONTROL AND DISTRIBUTION EQUIPMENT |
| GR 151 CORE : ISSUE 1 | GENERIC REQUIREMENTS FOR 24-, 48-, 130- AND 140-VOLT CENTRAL OFFICE POWER PLANT RECTIFIERS |
| GR 232 CORE : ISSUE 2 | GENERIC REQUIREMENTS FOR VENTED LEAD - ACID STORAGE BATTERIES |
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