Lucent Technologies Lineage
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2000 ECS-12U Controller J85501E-2
Issue 3 July 1998 Acceptance Testing 5 - 1
5 Acceptance Testing
Test Procedures
The ECS-12U controller is tested as a unit and as a part of a
battery plant system in the factory. This section of the manual is
provided for those users who wish to repeat some of those test
procedures as part of the installation and turn-up process. Most
of these tests should not be performed while the plant is
powering active loads.
The test procedures in this section are listed below.
• Meter Calibration
• Battery on Discharge Alarm*
• Float and Equalize Control
• High Voltage Shutdown and Restart*
• Fuse Alarm
• Remote ON/OFF (TR signal)
• Bulk Ringer Alarm*
• Low Voltage Battery Disconnect
*These tests generate major alarms for plants in service.
Test Equipment
The following equipment is required for performing these tests:
• Test load - greater than the capacity of the largest rectifier
by 20% (60V minimum for 48V plants; 30V minimum for
24V plants)
• Multimeter
• Jeweler’s screwdriver
• Flat-blade screwdriver
• Paper clip with insulated handle or equivalent
• Resistor, 4.64K ohm, 2W minimum, 10%
• Short length of 22-26 gauge wire, 4" (100 mm) maximum
• Power supply, adjustable 0-60 volts dc, 1 ampere, with clip
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