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"Power/Select" button for 5 second to enter Load Sense select mode, display shows current
setting ("LS0" = Load sense is disable, "LS1" = Load Sense is disable). Press "Power/Select"
button once to change setting. The unit will automatically exit the select mode after 5 seconds.
6. TROUBLESHOOTING
To troubleshoot the unit, please note the error code displayed on the main unit and review
"Understanding the Error Codes" in section 4.
Problem
No AC Output. All
the LEDs and the
display are off.
No AC Output.
Status LED is in
Amber
AC Output is
turning ON and
OFF every few
seconds
7. SPECIFICATIONS
Note: Specifications are subject to change without notices.
Inverter
AC Output Power
AC Output Current
AC Surge Power (Peak)
AC Output Voltage / Frequency
AC Output Waveform
AC Output Socket
Nominal DC Input Voltage
No Load battery draw
DC Input Voltage operating range
Under Voltage Alarm
Under Voltage Shutdown
Under Voltage Recovery
Over Voltage Shutdown
Load Sense
'ON' Threshold
'OFF' Threshold
USB
USB Port
Safety and Environmental
Conformance
Agency Markings
Operating Temperature
Storage Temperature
Relative Humidity
Operating Altitude
Weights and Dimensions
Weights
Dimensions
Possible Cause/Condition
The unit is off.
No power coming into unit.
Check error code on display
GFCI on 120V model
(SW2420) is tripped
Load Sense function is
enabled and Load connected
to unit is less than the
threshold setting. (<10W)
Specification
Turn the unit ON (Press and hold the "Power/Select"
button for a second until a beep is sounded)
Check if the DC Fuse or the DC Disconnect switch (if
installed) is either blown or turned OFF.
Verify the error condition and make correction
Check load for Ground Fault and reset the GFCI
Disable Load Sense function by changing the unit
setting or increase the AC load connected to unit to
>10W
True Sine Wave Series
SW2420
16.7A
120 VAC / 60 Hz
True Sinewave
2 pc ( 20A GFCI)
< 0.6 ADC (with Load Sense OFF)
< 0.1 ADC (with Load Sense ON)
21.0 – 31.0 VDC
cETLus
ETL
0°C to 40°C (32°F to 104°F)
-20°C to 60°C (-4°F to 140°F)
5-90% noncondensing
Up to 9,843ft (3000m) above sea level
11.5 lbs. (5.2 kg)
16.3 x 9.1 x 4.3" ( 41.4 x 23 x 11 cm)
Page 10
Solution
SW2420i -EU,UK,AU
2000W
8.7A
4000W
230 VAC / 50 Hz
2 pc
25.0 VDC
22.4 VDC
21.0 VDC
23.6 VDC
31.0 VDC
>10W
< 3W
5V, 2.1 A
CE EMC & LVD
CE
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