American Power Conversion 240-320kW manual System Configuration, 438V, 346V, 326V, 35C/95F

Programming

5.2System Configuration

System configuration parameters are vital for correct system operation and are password- protected.

Incorrect programming may damage battery or cause output voltage to be lost during operation!

System Configuration Parameters (password protected)

Parameter	Setting*	Comments
Isolation Transformer	YES, NO	YES, if optional input isolation transformer is
Input		available
Isolation Transformer	YES, NO	YES, if optional output isolation transformer is
Output		available
Delta Soft Start Time	1, 10, 20, 40 sec.	Input current switching in ramp function. Use
		higher values for smaller/unstable diesel
		generators
External SSW available	YES, NO	YES for systems with external static bypass
		switch
Normal Charge Voltage	410-460V	Setting of float charge voltage at 20°C/68°F
	438V	(Automatic compensation for temperature
		deviations)
Boost Charge Voltage	438-460V	Setting of boost charge voltage at 20°C/68°F
	438V	(Automatic compensation for temperature
		deviations)
Low Battery warning	336-384V	Discharged Battery warning
	346V
Low Battery shut-down	310-336V	Switches off system at minimum permissible
	326V	battery voltage
Synchronization	0.25, 0.5, 1, 2, 4	Synchronization speed. Higher values used at
	Hz/sec.	unstable utility frequencies.
High Battery Temperature	15-40°C/59-	Alarm - Ambient battery temperature too high
	104°F
	35°C/95°F
Common fault delay	0, 10, 20,	Delay before common fault alarm relay is
	30 sec.	activated
Reset operation mode lock	YES, NO	YES resets system locked in bypass or battery
		operation mode caused by system failures (only
		applicable for service personnel)
Expected back-up time	0.1-999.9	Expected UPS back-up time in minutes when
(min.)	5.0	running at 100% ohmic load. Time used by
		ABM**
Battery Capacity in (Ah)	0.1-999.9	Total Battery capacity in Ah.
	7.0	Setting used by ABM**.
Highest Station Address	2-9	Highest station address in parallel system
Station Address	1-9	Station address in parallel system

*Bold text refers to standard factory setting **Advanced Battery Monitor

990-4049

Installation Guide APC Silcon 240-320kW 480V UPS 49