INVT HT1120L User Manual

Contents
True Online 6-20k UPS User Manual
1
CONTENTS
IMPORTANT SAFETY INSTRUCTIONS ............................................................................................. 1
1. ELECTROMAGNETIC COMPATIBILITY ..................................................................................... 3
2. INTRODUCTION .................................................................................................................................. 4
3. SYSTEM DESCRIPTION .................................................................................................................... 7
3.1
TRANSIENT VOLTAGE SURGE SUPPRESSION (TVSS) AND EMI/FRI FILTERS .................................. 7
3.2
RECTIFIER/POWER FACTOR CORRECTION (PFC) CIRCUIT ............................................................... 7
3.3
INVERTER .......................................................................................................................................... 7
3.4
BATTERY CHARGER .......................................................................................................................... 8
3.5
DC-TO-DC CONVERTER ................................................................................................................... 8
3.6
BATTERY ........................................................................................................................................... 8
3.7
DYNAMIC BYPASS ............................................................................................................................ 8
4. PRODUCT SPECIFICATION AND PERFORMANCE ................................................................... 9
4.1
MODEL DESCRIPTION ....................................................................................................................... 9
4.2
PRODUCT SPECIFICATION AND PERFORMANCE ................................................................................ 9
5. INSTALLATI ON .................................................................................................................................. 11
5.1
UNPACKING AND INSPECTION ......................................................................................................... 11
5.2
CONNECT INPUT/OUTPUT POWER .................................................................................................. 11
5.3
OPERATING PROCEDURE FOR CONNECTING THE LONG BACKUP TIME MODEL UPS WITH THE
EXTERNAL BATTERY
............................................................................................................................. 15
5.4
PARALLEL OPERATION .................................................................................................................... 15
6. CONTROLS AND INDICATORS ..................................................................................................... 20
7. OPERATION ........................................................................................................................................ 23
7.1
OPERATION MODE .......................................................................................................................... 23

INVT HT1120L Specifications

General

Brand	INVT
Model	HT1120L
Category	UPS
Language	English