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The Narada Telecom Pure Lead range of VRLA batteries are well suited to provide battery backup in outdoor application long duration or outside
plant application.
All Narada Telecom series batteries use TPPL-CCPP plate technology and a patented post design offering exceptional service life.
Technical Features
Compliance and Safety:
Transportation:
Float Charging Voltage
2.25Vpc to 2.27Vpc @ 77° F (25° C)
Equalize Charging Voltage
2.35Vpc to 2.40Vpc @ 77° F (25° C)
See Operations and Maintenance Manual for specific guidelines and recharge times
-1.7mV/cell/°F > 77°F (-3 mV/cell /°C > 25°C)
+1.7 mV/cell/°F < 77°F (+3 mV/cell/°C < 25°C)
Maximum AC Ripple (Charger)
0.5% RMS, 1.5% peak-to-peak for float charge voltage for best results
Maximum Charge Current
Electrolyte
Self Discharge Rate
<2% per month at 77°F (25°C)
Relief Valve
Self-resealing; Operates at 2 to 3 psi and is complete with integral flame arrestor
Operating Temperature Range
Nominal
+74°F (24°C) to 80°F (27°C)
Charge
-20ºF (-28ºC) to +122ºF (50ºC)
Discharge
-40ºF (-40ºC) to +140ºF (60ºC)
Storage Temperature Range
-4ºF (-20ºC) to +104ºF (40ºC)
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