Lucent Technologies Lineage
®
 2000 ECS-12U Controller J85501E-2
2 - 22  Product Description   Issue 3  July 1998
Table 2-B: Battery Plant Alarm Voltage Ranges
48-volt Plant Range Accuracy
High Voltage Shutdown 
Thresholds (adjustable 
in 0.5V increments)
    49.0V to 60.0V
+/-0.5V
Equalize High Voltage 
Shutdown Thresholds 
(adjustable in 0.5V 
increments)
    51.0V to 60.0V
+/-0.5V
Battery on Discharge 
Thresholds (adjustable 
in 0.5V increments)
    46.0V to 57.5V
+/-0.5V
24-volt Plant Range Accuracy
High Voltage Shutdown 
Thresholds (adjustable 
in 0.5V increments)
    24.75V to 29.75V
+/-0.25V
Equalize High Voltage 
Shutdown Thresholds 
(adjustable in 0.5V 
increments)
    25.75V to 30.75V
+/-0.25V
Battery on Discharge 
Thresholds (adjustable 
in 0.5V increments)
    23.0V to 28.50V
+/-0.25V
Table 2-C: ECS-12U Controller Physical Specifications
Dimensions      
Width 21.5" (546 mm)
Depth 15.0" (381 mm)
Height 9.0" (229 mm)
Frame Mounting Standard 23" and 26" relay rack
 Requirements
Vertical mounting centers:
 1.00" (25 mm)
Horizontal mounting centers:
 22.32" (567 mm) for 23" rack-mount
 24.32" (618 mm) for alternate 26"
   rack-mount
Weight            
38 pounds (17.3 kilograms)       
Includes 113B, two RIBs, and 
LVD/Fuse Board