Summary of Contents for Long Time Electronic LIV-10
- Page 1 LCD Pure Sine Wave Power Inverter LIV Series 1KVA to 3KVA 1-Phase Operation Manual...
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Page 2: Table Of Contents
CONTENTS Contents Page 1. SAFETY INSTRUCTIONS······················································· P. 2 2. INTRODUCTION····································································· P. 6 3. OUTLOOK··············································································· P. 7 4. INSTALLATION······································································· P. 10 5. OPERATION············································································ P. 13 6. TROUBLE SHOOTING GUIDE··············································· P. 16 7. COMMUNICATION PORT······················································· P. 19 8. WARRANTY············································································· P. 20 9. PRODUCT SPECIFICATION··················································· P. 22... -
Page 3: Safety Instructions
1. SAFETY INSTRUCTIONS 1. Notes on using the instruction manual Caution! Safety instruction, failure to observe this instruction can cause material damage and impair the function of the device. Caution! Safety instruction, relating to a danger from electrical current or voltage. Failure to observe this instruction can cause material damage and personal injury and impair the function of the device. - Page 4 1. SAFETY INSTRUCTIONS 2.3 Installation Environments ─ The POWER INVERTER should be installed indoor only in a well ventilated, cool, dry environment. ─ Do not expose to moisture, rain, snow or liquids of any type. ─ To reduce the risk of overheating and fire, do not obstruct the suction and discharge openings of the cooling fan.
- Page 5 1. SAFETY INSTRUCTIONS 3. POWER INVERTER Related General safety instructions 3.1 Preventing Paralleling of The AC Output ─ The AC output of this POWER INVERTER cannot be synchronized with another AC source and hence, it is not suitable for paralleling. The AC output of the POWER INVERTER should never be connected directly to an electrical breaker panel / load center which is also fed from...
- Page 6 1. SAFETY INSTRUCTIONS the POWER INVERTER) with primary of 115V AC and secondary of 115 / 230V AC (two 115V AC split phases 180 degrees apart) should be used. The hot and neutral of the 115V AC output of the POWER INVERTER should be fed to the primary of this transformer and the 2 hot outputs (115V AC split phases) and neutral from the secondary of this transformer should be connected to the electrical breaker...
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Page 7: Introduction
INTRODUCTION 2.1 Thank you Thank you for selecting this POWER INVERTER. It is a state-of- the-art electronic POWER INVERTER that uses the latest technology. 2.2 System Description The LIV-series POWER INVERTER is an advanced pure sine wave POWER INVERTER which provide reliable regulated, transient-free AC power to sensitive equipment, ranging from computers &... -
Page 8: Outlook
3. OUTLOOK 3.1. Front View ( A) F ro n t V i ew ( A) F ro n t V i ew ( A) F ro n t V i ew ( A) F ro n t V i ew ( A) F ro n t V i ew ( A) F ro n t V i ew ( A) F ro n t V i ew... - Page 9 OUTLOOK 3.3. Terminal Block Connecting Diagram ( B ) R e a r V i e w ( B ) R e a r V i e w ( B ) R e a r V i e w ( B ) R e a r V i e w ( B ) R e a r V i e w ( B ) R e a r V i e w AC Input...
- Page 10 3. OUTLOOK 3.4. Operation Panel LED Indicators Item LED Indication Descriptions AC INPUT The Green LED is ON when connects to (Green) utility power. POWER Bypass State: The Red LED is ON when INVERTER the POWER INVERTER is starting. (Green) / POWER INVERTER State: The Green LED BYPASS (Red) is ON when the POWER INVERTER starts...
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Page 11: Installation
INSTALLATION 4.1 Unpacking and Inspection ─ Unpack the packaging and check the package contents. The shipping package contains: A POWER INVERTER A user manual A power cable ─ Inspect the appearance of the POWER INVERTER to see if there is any damage during transportation. Do not turn on the unit and notify the carrier and dealer immediately if there is any damage or lacking of some parts. - Page 12 INSTALLATION – Working with the POWER INVERTER may produce arcs or sparks. Thus, the POWER INVERTER should not be used in areas where there are inflammable materials or gases requiring ignition protected equipment. These areas may include space containing gasoline powered machinery, fuel tanks, battery compartment.
- Page 13 INSTALLATION ─ If you need to remove a battery, always remove the ground terminal from the battery first. Make sure that all the accessories are off so that you do not cause a spark. 4.6 DC Side Connection ─ Follow this procedure to connect the battery cables to the DC Input terminals on the POWER INVERTER.
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Page 14: Operation
5. OPERATION 5.1 Panel Operation (1) Start-Up: ─ Press ON/OFF button lasts for 2seconds ─ To avoid touch error or push button fault, be sure to press ON / OFF button lasts for 2 seconds, till the LCD display “WELCOME TO POWER INVERTER WORLD” (2) Shutdown ─... - Page 15 5. OPERATION Page 3: DC Input Voltage & System Temperature DC:117.6V CURR: TEMP: 36.5℃ Page 4: Mains Input Frequency & Voltage INPUT FREQ: 50.0HZ 15:28 VOLT: 0VAC (5) Setting Page ─ Operation: Press “MENU/SELECT” button at any status page lasts for 1second 1.
- Page 16 5. OPERATION VCC Fault: Abnormal hardware working voltage DC Volt Fault: DC voltage is 2V higher than max. voltage setting Temperature Fault: Temperature is higher than 85℃ Fuse Fault: Fuse busted Output Volt: Output voltage range setting. Range: 220V 200V∼240V, 110V 100V∼120V DC High Volt : (Alarm / Cut Off) Range: 24V...
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Page 17: Troubleshooting Guide
6. TROUBLESHOOTING GUIDE SYMPTOM POSSIBLE CAUSE REMEDY On switching on, the There is no voltage 1. Check the continuity of GREEN LED does not at the DC input the battery input circuit. light. Buzzer is off. terminal 2. Check that the battery There is no AC fuse is intact. - Page 18 6. TROUBLESHOOTING GUIDE SYMPTOM POSSIBLE CAUSE REMEDY “FAULT/OVERLOAD” Permanent shutdown If the unit goes into LED lights on, buzzer of the AC output due permanent overload alarms or LCD to continuous again after resetting displays overload beyond the and removing the load “OVERLOAD, can’t continuous power completely.
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Page 19: Communication Port
7. COMMUNICATION PORT 7.1 DB-9 Interface or Remote Control Data Socket ( B) R ea r Vi e w ( B) R ea r Vi e w ( B) R ea r Vi e w ( B) R ea r Vi e w ( B) R ea r Vi e w ( B) R ea r Vi e w D R Y C O N T A C T F O R E X T E R N A L C O N T R O L... -
Page 20: Warranty
Repair and replacement are your sole remedies and the company shall not be liable for damages, whether direct, incidental, special or consequential, even though caused by negligence or other fault. LONG TIME ELECTRONIC CO., LTD. Tel: +886-2-2904-4105/6 Fax: +886-2-2903-7166 EMAIL: lt.ups@msa.hinet.net... -
Page 21: Product Specification
9. PRODUCT SPECIFICATION Model LIV-10 LIV-20 LIV-30 Rating 1KVA 2KVA 3KVA 24Vdc/50A 24Vdc/100A 48Vdc/75A Nominal Voltage / 48Vdc/25A 48Vdc/50A 125Vdc/33A Max. Current 125Vdc/9.6A 125Vdc/30A 24Vdc(20~30Vdc) 24Vdc(20~30Vdc) 48Vdc(40~60Vdc) DC Input 48Vdc(40~60Vdc) 48Vdc(40~60Vdc) 125Vdc(90~150Vdc) Voltage Range 125Vdc(90~150Vdc) 125Vdc(90~150Vdc) Connections Hard-wired Connection ＞85% (Full Load) at 24 or 48 or 125VDC...