Tripp Lite SU60KX manual Table of Contents

Table of Contents

1	Basic Operation		3
	1.1	Technical Specifications	3
		KX Models	3
		K and KTV Models	4
		SU80K Model	5
	1.2	Features	6
		1.2.1 Advanced Features	6
		1.2.2 Control Panel Features	6
		1.2.3 Front and Rear Panel Features	7
	1.3	Operating Principles	13
		1.3.1 System Layout	13
		1.3.2 Internal Battery Layout	13
		1.3.3 Power Module Layout	14
	1.4	Opening and Closing the Unit	14
	1.5	Operating Modes	15
		1.5.1 Online (Normal) Mode (Single UPS)	15
		1.5.2 Battery Backup Mode (Single UPS)	15
		1.5.3 Auto Bypass Mode (Single UPS)	15
		1.5.4 Manual Bypass Mode (Single UPS)	15
		1.5.5 Online Mode (Parallel UPS)	16
		1.5.6 Battery Backup Mode (Parallel UPS)	16
		1.5.7 Auto Bypass Mode (Parallel UPS)	16
		1.5.8 Manual Bypass Mode (Parallel UPS)	17
		1.5.9 Hot Standby Mode (Parallel UPS)	17
	1.6	Start-Up, Shutdown and Bypass	18
		1.6.1 Control Panel and Breaker Diagrams	18
		1.6.2 Preliminary Checklist (Single UPS)	18
		1.6.3 Standard Start-Up Procedure (Single UPS)	18
		1.6.4 Battery Start-Up Procedure (Single UPS)	19
		1.6.5 Manual Bypass Procedure (Single UPS)	20
		1.6.6 Shutdown Procedure (Single UPS)	20
		1.6.7 Preliminary Checklist (Parallel UPS)	21
		1.6.8 Start-Up Procedure (Parallel UPS)	21
		1.6.9 Shutdown Procedure (Parallel UPS)	22
		1.6.10 Manual Bypass Procedure (Parallel UPS)	23
		1.6.11 Switching from Manual Bypass to Normal Mode
		(Parallel UPS)	24
	1.7	Printed Circuit Boards (PCB)	25
		1.7.1 PCB Location (System)	26
		1.7.1.1 KX Models	26
		1.7.1.2 K Models	28
		1.7.1.3 KTV Models	32
		1.7.2 PCB Power Module	33
	1.8	Block and Wiring Diagrams	34
		1.8.1 KX Models	34
		1.8.2 K Models	40
		1.8.3 KTV Models	45
2	Theory of Operation		48
	2.1 AC Auxiliary Power Circuit		48
	2.2	DC Auxiliary Power Circuit	51
	2.3 Auxiliary Power Failure Detection		51
	2.4	Output Current Detection	52
	2.5	Input Voltage Detection	53
	2.6	Output Voltage Detection	54
	2.7	Battery Voltage Detection	55
	2.8	Bypass SCR Short-Circuit Detection	56
	2.9	Bypass SCR Driver	57
	2.10 Watchdog for System MCU		58

	2.11		LCD Panel Control Circuit	59
	2.12		Fan Control Circuit	60
	2.13		Bypass SCR Temperature Detection	61
	2.14		Communication Circuit for RS232	61
	2.15		Communication Circuit for Slots	62
	2.16		Communication Circuit for Output Dry Contact	63
	2.17		Communication Circuit for Input Dry Contact and REPO	64
	2.18		External Battery Cabinet Temperature Detection	65
	2.19		Detection Circuit for Manual Bypass Switch	66
	2.20		Detection Circuit for Output Breaker	66
	2.21		Control Circuit for Power Module	67
	2.22 Transformer Over Temperature Detection			71
3 Communication				72
	3.01		RS232 Port	72
	3.02		Emergency Power Off (EPO)	72
	3.1 Setting EEPROM on the NH-M Board			74
		3.1.1 Polling and Updating EEPROM		74
		3.1.2 Calibrating EEPROM Gain		75
	3.2	Setting Output Dry Contact Status		76
	3.3	Upgrading Firmware for the System Board		77
	3.4	Upgrading Firmware for the Power Module		82
	3.5	Downloading the Event Log		90
4	Internal Battery			91
	4.1	Installing and Removing Internal Batteries		92
	4.2	Battery Cabinet		95
5	Troubleshooting			98
	5.1 Alarm Messages			98
	5.2 Troubleshooting Flow Charts			100
		5.2.1 “MAIN VOLT/FREQ NOK”		100
		5.2.2 “MAIN SEQUENCE NOK”		101
		5.2.3 “BYPASS VOLT/FREQ NOK”		102
		5.2.4 “BYPASS SEQUENCE NOK”		103
		5.2.5 “BYPASS STATIC SWITCH OVER TEMPERATURE”		103
		5.2.6 “BYPASS STATIC SWITCH FAULT”		104
		5.2.7 “BYPASS STATIC SWITCH OVERLOAD”		104
		5.2.8 “UPS INTERNAL COMM ABNORMAL”		105
		5.2.9 “BATTERY TEST FAIL”		106
		5.2.10 “BATTERY OVER CHARGE”		106
		5.2.11 “BATTERY BAD”		107
		5.2.12 “BYPASS FAN FAILURE”		108
		5.2.13 “TRANSFORMER OVERHEAT”		109
		5.2.14 “PS OUTPUT VOLT NOK”		110
		5.2.15 “PS EXT PARALLEL COMM ABNORMAL”		111
		5.2.16 “PARALLEL FAILURE”		112
		5.2.17 “REDUNDANCY LOSS”		113
6 Power Module				114
	6.1	Failure Power Module Identify		114
	6.2	Power Module Replacement		117
7	Preventive Maintenance			121
	7.1	Safety Overview		121
	7.2	Suggested tools and supplies		121
	7.3	UPS Procedure		121
	7.4	Internal Battery Procedure		122
Appendix A Service Equipment and Tools				123
Appendix B Torque Table				124
Appendix C PCB and Test Point				128

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