American Power Conversion MX28B2400, MX28B4800 manual Commissioning and Preventive Maintenance

	3.10.	EXTERNAL ALARM INPUT CONNECTIONS	25
	3.11.	RECTIFIER MODULE INSTALLATION	26
4 COMMISSIONING AND PREVENTIVE MAINTENANCE			27
	4.1.	PRE-COMMISSIONINGINSPECTION	27
	Environment		27
	Electrical Installation		27
	Battery Visual and Safety Inspection		27
	4.2.	COMMISSIONING	28
	Initial Set-up		28
	AC Power Up		28
	DC Power Up:		29
	Rectifier Test:		29
	LVD Test		29
	Battery Power Up		29
	Circuit Breaker/ Fuse Test:		30
	User Inputs		30
	Output Relays:		30
	Battery Temperature Compensation		30
	4.3.	FINAL INSPECTION:	31
5	OPERATION		32
	5.1.	TECHNICAL DESCRIPTION	32
	5.2.	RECTIFIER MANAGEMENT	32
	AC Input Power		32
	DC Output Power		32
	Rectifier alarms reporting		32
	5.3.	SYSTEM MANAGEMENT	33
	System Output Capacity		33
	System Voltage Control		33
	System Current		33
	System Status and Alarm Reporting		34
	5.4.	DC DISTRIBUTION	34
	5.5.	BATTERY MANAGEMENT	34
	Battery Charging and Protection		34
	Battery/Load Low Voltage Disconnect		35
	5.6.	CONTROLS AND INDICATORS	35
	Front Panel User Interface		35
	Parameter Locations, Descriptions, and Default Values		36
	Control Unit Menu Structure		46
	Front Panel LED Indicators		52
	5.7.	ALARM OUTPUTS (OUTPUT RELAYS)	52
	5.8.	EXTERNAL ALARM INPUTS (INPUT RELAYS)	53
6	REMOTE MONITORING		54
	6.1.	DESCRIPTION	54
	6.2.	PHYSICAL CONNECTIONS	54

MX28B1200/2400 MX28B1200/4800 –48 VDC User’s Manual Page iii