Powerware 9335 UPS Operating Instructions, Responding to System Events, Communications, Options

7.3.7	UPS Data	7	- 8
7.3.8	Set-Up User	7	- 8
7.3.9	Set-Up Service	7 - 9
7.4	Operating Modes	7	- 10
7.4.1	“ON-LINE” Mode (Inverter Mode)	7	- 10

7.4.2“OFF-LIINE” Mode (BYPASS or ECONOMY Mode) . 7 - 10

7.4.3 “MAINTENANCE BYPASS” Mode . . . . . . . . . . . . . . 7 - 11

7.4.4 Parallel Isolator (IA2) . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 12

8UPS Operating Instructions

8.1 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 - 1

8.2 Start-Up Procedure for the UPS . . . . . . . . . . . . . . . . 8 - 1

8.3 Shut-Down Procedure for the UPS . . . . . . . . . . . . . 8 - 3

8.4 Load Transfer to Maintenance Bypass . . . . . . . . . . . 8 - 4

9Responding to System Events

9.1	Alarms	. . . . 9 - 1
9.2	Menu, Commands, Event Log, Measurements	. . . . 9 - 1
9.3	Fault Identification and Correction	. . . . 9 - 2

10Communications

10.1	X – Slot Communication Modules	10 - 1
10.2	Single-Port Module	10 - 2

11Options

11.1 Generator ON Facility . . . . . . . . . . . . . . . . . . . . . . . . 11 - 1

12Maintaining the UPS System

12.1	General	12 - 1
12.2	Important Safety Instructions	12 - 1
12.3	Performing Preventive Maintenance	12 - 2

13Product Specifications

13.1	System Information	13 - 1
13.2	UPS System Input	13 - 1
13.3	UPS System Output	13 - 2
13.4	Environmental Specifications	13 - 2
Appendix A – Customer Information		A - 1
Warranty	. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	W - 1

v	Powerware 9335 (80 kVA and 120 kVA) Installation and Operation
	164201396 REV. A 071103