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Operating and Storage Temperatures
Operating and Storage Temperatures
Table 3: Battery Backup Unit Operating and Storage Temperatures
BBU State
Charging
Discharging
Operation (Idle)
Storage and shipping
Battery Life
Table 4: Battery Backup Unit
Product ID
IRMH-BATT-4AH
Installing Battery Backup Units
18
Local BBU Internal Temperature
+32 to 122°F (0 to 50°C)
-4 to 140°F (-20 to 60°C)
-4 to 185°F (-20 to 85°C)
+14 to 113°F (-10 to 45°C) for 3 months
maximum
Battery Life
Battery Life
5 years
Installing Battery Backup Units
External Ambient Temperature
-4 to 104°F (-20 to 40°C)
-40 to 122°F (-40 to 50°C)
-40 to 158°F (-40 to 70°C)
• Short-term:
+14 to 113°F (-10 to 45°C) for 3
months maximum
• Long-term:
+27 to 77°F (-3 to 25°C)
- 65% Relative Humidity
- 40 to 90% SOC
Charge-Discharge Cycles
500
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