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Getting Started Quickly 

Where batteries are joined 
in 

parallel

, add the capacities 

together, the voltage will 
remain the same as each 
batteries voltage. 
 

 
 
 

2 x 12 Volt 150 Ah batteries connected in parallel would have a 
capacity of 12 Volts – 300 Ah. 

 

Only use identical batteries when joining batteries together. 

 

If you want to get powered up quickly here are the 11 simple steps. 
1.

 

Familiarise yourself with the details in the first 6 pages on this manual. 

2.

 

Unpack the LD450-12 from the packaging. 

3.

 

Check unit for any damage that may have resulted during transport, if any 
damage is evident report this to your supplier immediately. 

4.

 

Make sure the LD450-12 ON/OFF switch (12) is in the off position. 

5.

 

Connect battery positive wire (red) (10) to battery positive or battery fuse. 

6.

 

Connect battery neg. wire (black) (11) to battery negative or battery fuse. 

7.

 

Plug a 230 - 240V appliance into inverter front power point (8) but do not 
switch on. 

 

8.

 

Turn ON/OFF switch (12) to ON. 

9.

 

After 3 seconds LED (1) will begin to flash. If no LEDs light, check for 
correct connection to battery. 

 

10.

 

Turn power point (8) on 

How long will my battery last 

11.

 

You’re away. 

To work out how long your battery will last follow this basic guide. 

 

LD450-12 Parts Identification 

This guide presumes commencing with a fully charged battery. 

 

Take the total rating of the appliance being run 

 

1  

light globe 

25watts 

 

20 inch TV 

67watts 

1 VCR 

30watts 

Total load

 =122watts 

Divide this figure (122) by 10 to know the approximate DC current draw 

 =12.2Amps 

To convert this to Ampere hours, multiply by the number of hours used -  

Say 1 hour 

=12.2Ah 

So if we have a 150Ah battery, then with the above example we should have 
150 minus 12.2 = 137.8 Ah remaining in the battery. 

As a general guide never discharge a battery below 50%. The deeper 
a battery is discharged on a regular basis, the less life you can expect 
from the battery. See you battery specifications for full details. 

 

LED (1) 
LED (2) 
LED (3) 
LED (4) 

ON/OFF Switch (12) 

LED (5) 

 
Mode Button (7) 
 
 

 

 

 

 

 

(8) Power Point/GPO 

 

Positive (Red) Battery lead (6) can be viewed from the rear. 
Negative (Black) Battery Lead (7) can be viewed from the rear. 

LD450-12 Manual 

Selectronic Australia

 

LD450-12 Manual 

Selectronic Australia

 

Содержание LD450-12

Страница 1: ...o Introduction 1 Warranty Card 1 Installation 1 Batteries and Connections 4 Getting Started Quickly 6 Parts Identification 6 Operation 7 STATUS Indicators 7 Demand Start Setting 9 Low Voltage Shutdown Setting 10 Maintenance 11 Inverter 11 Batteries 11 Handy Hint 12 Radio Frequency Interference 13 Fault Finding 14 Product Warranty Conditions 15 Specifications 16 Selectronic Service Network Back Cov...

Страница 2: ... card please feel free to drop us a line Yes constructive criticism will also be welcome Installation A system fuse of at least 45 Amps should be placed before the battery An HRC motor start type is recommended See your system designer for details 200mm 200mm 200mm LD450 12 Inverter Front 200mm LD450 12 Inverter Warning As a matter of safety Selectronic strongly recommend that all fixed installati...

Страница 3: ...ry this figure will generally be stated at a particular hour rate This is how a deep cycle or storage battery would normally be rated Start Battery By incorporating an auxiliary battery in the manner above the starting battery should remain charged for vehicle starting see your auto electrician The LD450 12 has sufficient battery cable length to allow it to sit underneath the vehicle whilst in use...

Страница 4: ... to flash If no LEDs light check for correct connection to battery 10 Turn power point 8 on How long will my battery last 11 You re away To work out how long your battery will last follow this basic guide LD450 12 Parts Identification This guide presumes commencing with a fully charged battery Take the total rating of the appliance being run 1 light globe 25watts 1 20 inch TV 67watts 1 VCR 30watts...

Страница 5: ...rom the inverter so it has gone to SLEEP to save power If no power is used within 12 minutes the LED 1 will flash at a slower rate therefore saving more power LED 3 will continue to flash until the battery volts have risen sufficiently In this case charge the battery by starting the vehicle or using a battery charger The low voltage point that the inverter will cut out is adjustable to suit your p...

Страница 6: ...econds Hold the Mode button 7 down until LED 5 is FLASHING approximately 2 seconds indicating you are ready to adjust this setting Now press the Mode button 7 until the desired value is sought LEDs 1 4 will return to Status after 20 seconds Low Volts Cut out LED 1 LED 2 LED 3 LED 4 10 0 Volts 10 1 Volts 10 2 Volts 10 3 Volts 10 4 Volts Slow Flash Medium Flash Fast Flash Fastest Flash ON ON ON ON O...

Страница 7: ...he inverter s operation by flashing when the inverter is in SLEEP mode and remaining ON when the inverter is brought ON by a load Batteries 1 Every week carry out a thorough visual inspection of all battery wiring taking particular note of the condition of inter connections between cells This maintenance should be carried out in conjunction with the battery manufacturers recommended maintenance Sa...

Страница 8: ...r be housed at least 15 metres from the home Check again to make sure that there are no appliances left ON the sequentially switch off appliances at the wall and by watching your night light as described in Handy Hint check to see if the LD450 12 returns to pulsing SLEEP mode after a 10 second delay Once you have found the offending appliance increase the sensitivity of the Demand Start see page 1...

Страница 9: ...verter Outside Australia New Zealand Product purchased for use outside Australia New Zealand must be returned to Selectronic Australia s Service Centre to enable warranty claims to be processed Freight cost to be borne by the customer No charge will be made for the product return LD450 12 Manual Selectronic Australia 16 Inverter Type Microprocessor control circuit with PWM full bridge power stage ...

Страница 10: ...alia 25 Holloway Drive Bayswater Victoria 3153 Australia Ph 03 9762 4822 Fax 03 9762 9646 service selectronic com au Burley TV Service Rainbow Power Company 278 Edmondson Ave 1 Alternative Way Austral Nimbin NSW 2171 NSW 2480 Australia Australia Ph 02 9606 0279 Ph 02 6689 1430 Fax 02 6689 1109 Reid Technology Ltd 3 5 Auburn Street Solar Inverter Services Takapuna 13 Thirteenth Ave North Shore City...

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