APC 9000 installation manual Modular UPS cubicle

Installation

Example of 2 multi-bypass modular UPS cubicles for redundancy

	modular UPS cubicle 1
						Q3BP			earth
mains 2		Q4S	static
			switch
mains 1									inverter 1
	Q1	rectifier	inverter 1					Q5N	output
		charger
						frames interconnection for earthing
	battery cubicle		QF1	+	-	+	-	other battery	earth
earth	beside rectifier-							cubicles (if
	inverter cubicle 1							applicable)
									load
						frames interconnection for earthing
	modular UPS cubicle 2
						Q3BP			earth
mains 2		Q4S	static
			switch
mains 1									inverter 2
	Q1	rectifier	inverter 2					Q5N	output
		charger
						frames interconnection for earthing
	battery cubicle		QF1	+	-	+	-	other battery	earth
earth	beside rectifier-							cubicles (if
	inverter cubicle 2							applicable)

Fig. 14

34006451EN/AC - Page 15