Power-Sonic PSX12-20 User Manual
PSX Series Designed for UPS Applications
(VRLA 6yr Design Life at 20 )ºC
181 2
Dimensions (mm)
77777 2
165 2
162 2
Standard terminal (mm)
T12 Threaded Insert 5mm Stud
12
M5
6
Torque 2.0 -3.0 Nm
PSX12-20 12V 20AH
Physical Specification
Nominal Voltage
Nominal Capacity
Length
Width
Dimension
Total Height
Height to top of terminal
Weight
Standard Terminal
Constant Current Discharge Characteristics Unit: Amperes (25ºC, 77ºF)
12V
20 AH
+
181
2 mm
-
+
77
2 mm
-
+
165
2 mm
-
+
162
2 mm
-
Approx 6.6kg
T12
F.V(V/cell) 15min 1H 3H
1.85 33.08 13.19 5.03
1.80 36.28 14.07 5.36
1.75 39.67 14.65 5.52
1.70 42.39 15.13 5.67
1.67 45.11 15.62 5.92
1.60 47.24 16.20 6.09
Discharge Characteristics (25ºC, 77ºF)
Power
Rating
Capacity
Affected by
Temperature
3hr to(1.67V/cell)
1hr to(1.67V/cell)
15min to(1.67V/cell)
40°C (104°F)
25°C (77°F)
0°C (32°F)
68.70 Watts
177.54 Watts
481.32 Watts
103%
100%
86%
ge
ar
h
C
ge
ta
l
o
Standby
V
t
an
t
s
Con
Recommended Charge
Current less than 5.5A
Voltage 13.5V ~
13.8V at 25°C (77°F)
Internal Resistance mΩ
Approx 15.0 mΩ
Constant Power Discharge Characteristics Unit: Watts / Cell (25ºC, 77ºF)
F.V(V/cell) 15min 1H 3H
1.85 61.69 25.41 9.89
1.80 66.83 26.97 10.48
1.75 72.17 28.03 10.67
1.70 75.95 28.81 10.96
1.67 80.22 29.59 11.45
1.60 82.74 30.46 11.74
3 Buckingham Square, Wickford, Essex, SS11 8YQ
Tel: +44 (0)1268 560686 Fax: +44 (0)1268 560902
In the event of further technical development we reserve the right to alter our design, specification and price without notice. E&O.E
Power-Sonic Europe Limited
sales@power-sonic.co.uk
www.power-sonic.co.uk
Rev3 02/13
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