ADTRAN Total Access 750 دليل المستخدم

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E E
S S
Section 61175043L2-5A
Issue 1, June 2000
CLEI Code # SIMPAADA _ _
™
Total Access 750/850
AC/DC Power Supply and Battery Charger
Installation and Maintenance
Contents
1. GENERAL ................................................................... 1
2. DESCRIPTION ............................................................ 1
GRN - OK GRN - OK
3. INSTALLATION.......................................................... 2
YEL - FAIL YEL - DISCHARGING
1175043L2
RED - FAIL RED - LOW
4. SPECIFIC

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Alarm and Battery Disconnect Relays batteries. The batteries will be recharged when normal Two relays support Power Supply operation: AC voltage is restored and the relay will close when • Alarm relay the battery voltage exceeds 40V. • Battery disconnect relay Certain alarm features on the power supply are still ALARM RELAY AND ALARM SIGNAL powered by the battery after the disconnect relay is The Alarm relay is provided for customer use. In opened. These features slowly drain the battery. If i

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There are three installation arrangements: Optional Mounting Locations • Wallmount. As an optional installation arrangement, the PS/BC • Mounted to TA 750/850 chassis. unit can mount on either side of the TA 750/850 • Mounted to backup Battery Pack (L1 only). chassis, or the top of the battery pack (wall or rack orientation) which has space for two PS/BCs. These Wallmounting locations all have pre-threaded inserts designed for the For the wallmount arrangement, the PS/BC is PS/BC. For installa

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1175043L1 ON GRN - OK GRN - OK 2 RED - F YEL - F AA ILIL YEL - DISCHARGING RED - LOW A OFF - FAIL OFF - NOT CONNECTED M P AC BAT 2 AMP OFF Refer to Figure 3 for optional mounting arragements. Table 3. Specifications Electrical AC Input: 115 Volts nominal Range: 88 to 132 VAC DC Output: -54 Volts, 60 Watts average 100 Watts peak Battery charging: 16 hr nominal, 24 hr maximum Battery discharge: Up to 8 hours Physical Dimensions: 3 1/2" W x 1 3/4" H x 7" L (including mounting tabs) Weight: 1 lb. 8