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new CMBT 12V-40Ah

Applications

  • All purpose
  • Uninterruptable Power Supply(UPS)
  • Electric Power System(EPS)
  • Emergency back-up power supply
  • Emergency light
  • Railway signal
  • Aircraft signal
  • Alaram and security system
  • Electronic apparatus and equipment
  • Communication power supply
  • DC power supply
  • Auto control system



Where to buy Compare
Warranty 6 months
Where to buy
Service centers
Delivery
Nominal Voltage 12V
Nominal Capacity(20hr) 45.0AH
Dimensions
Length 197±2mm(7.76 inches)
Width 165±2mm(6.50 inches)
Container Height 170±2mm(6.69 inches)
Total Height (with Terminal) 170±2mm(6.69 inches)
Approx Weight Approx 14.2 kg (31.3lbs)
Terminal T6
Container Material ABS
Rated Capacity
46.8AH/2.34A...... (20hr, 1.80V/cell,25°C/77°F)
45.0AH/4.50A.....(10hr, 1.80V/cell,25°C/77°F)
38.7AH/7.74A.....(5hr, 1.75V/cell,25°C/77°F)
35.1AH/11.7A.....(3hr, 1.75V/cell,25°C/77°F)
27.5AH/27.5A.....(1hr, 1.60V/cell,25°C/77°F)
Max.Discharge current 540A (5s)
Internal Resistance Approx 9.0mU
Operating Temp Range
Discharge: -15~50°C(5~122°F)
Charge: -0~40°C(32~104°F)
Storage: -15~40°C(5~104°F)
Nominal Operating Temp.Range 25±3°C(77±5°F)
Cycle Use
Intial Charging Current Voltage
14.4V~15.0V at25°C(77°F)Temp.Coefficient-30mV/°C
Standby Use
No limit on Intial Charging Curent Voltage
13.5V~13.8V at25°C(77°F)Tep.Coefficient -20mV/°C
Capacity affected by Temperature
40°C (104°F) 103%
25°C (77°F) 100%
0°C (32°F) 86%
Self Discharge
Crown batteries may be stored for up to 6 months
at 25°C(77°F) and then a freshing charge is required.
For higher termeratures the time interval will be shorter.


Constant Current Discharge (Amperes) at 25°C(77°F)
F.V/Time 5min 10min 15min 20min 30min 45min 1h 2h 3h 4h 5h 6h 8h 10h 20h
1.85V/cell 77.0 60.6 51.5 43.1 34.2 25.9 21.2 13.5 10.7 8.73 7.03 6.12 4.97 4.25 2.32
1.80V/cell 103.4 77.4 62.2 50.9 40.4 30.1 23.8 14.7 11.5 9.32 7.56 6.57 5.27 4.50 2.34
1.75V/cell 116.6 85.0 68.0 54.8 41.9 31.3 24.9 15.3 11.7 9.53 7.74 6.75 5.36 4.55 2.36
1.70V/cell 128.4 92.7 72.6 57.6 43.6 32.5 25.6 15.9 12.0 9.78 7.95 6.89 5.44 4.59 2.41
1.65V/cell 141.5 100.0 77.1 61.2 46.0 33.3 26.5 16.3 12.5 10.12 8.17 7.04 5.53 4.68 2.44
1.60V/cell 156.1 108.6 82.5 65.1 48.6 34.7 27.5 16.9 12.9 10.43 8.44 7.20 5.58 4.73 2.45


Constant Power Discharge (Watts) at 25°C(77°F)
F.V/Time 5min 10min 15min 20min 30min 45min 1h 2h 3h 4h 5h 6h 8h 10h 20h
1.85V/cell 140.8 101.9 96.1 81.2 65.2 49.8 40.9 26.2 20.8 17.1 13.8 12.0 9.82 8.41 4.59
1.80V/cell 187.0 141.2 114.5 94.6 75.8 57.5 45.6 28.4 22.3 18.1 14.7 12.9 10.4 8.89 4.63
1.75V/cell 206.4 152.7 123.6 100.7 78.1 59.1 47.5 29.4 22.6 18.5 15.1 13.2 10.5 8.97 4.67
1.70V/cell 220.9 162.7 130.1 105.1 80.8 61.2 48.8 30.5 23.2 18.9 15.4 13.4 10.7 9.05 4.75
1.65V/cell 240.2 173.9 137.3 110.8 84.5 62.2 50.1 31.2 24.1 19.5 15.8 13.7 10.8 9.22 4.81
1.60V/cell 258.8 184.5 144.4 116.7 88.6 64.4 51.6 32.1 24.7 20.0 16.3 13.9 10.9 9.31 4.83

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