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Lucent Technologies Lineage
®
2000 ECS-6 Controller J85501D-1
Issue 6 August 1998
Acceptance Testing 5 - 5
not still available to maintain the load, the red BD LED
may also light.
7. Within ten (10) seconds of rectifier shutdown, the
controller should automatically restart all rectifiers. The
RFA LED should extinguish and the NORM LED should
come on.
8. Since one rectifier is adjusted high, the controller should
issue another shutdown signal when the plant voltage
again reaches the HV shutdown threshold. Verify that the
rectifier shuts down again.
9. After the second shutdown, the controller should NOT
automatically attempt to restart rectifiers.
NOTE
The automatic restart function may be disabled by the user or
installer by moving a jumper strap on the basic controller. (See
Section 4, Installation and Setup, for this procedure.) This
function should be disabled only for batteryless plants
equipped with only one rectifier. In such an application, the
controller loses power if the rectifier is shut down and, in the
process, issues a restart. If the one rectifier shuts down again, the
cycle will repeat since the controller will again lose power. To
prevent a possible infinite cycle of shutdown and restart, the
automatic restart function should be disabled for batteryless
plants with only one rectifier.
10. With the rectifier(s) shut down, check the office alarm
terminal blocks to verify that the following alarms are
present:
PMNE, PMNA, and PMNV
If the BD LED is also lit, the following alarms should also
be present on the terminal blocks:
BDE, PMJE, PMJA, and PMJV
11. Readjust the rectifier output voltage back down and restart
any failed rectifiers manually (i.e., toggle the On/Off
switch). Once all rectifiers are back on line, perform the
fine adjustment of the rectifier output voltage. (Refer to the
rectifier product manual for voltage adjustment
procedures.)