Samlex America SEC-1223CE User Manual
SWITCH MODE DC POWER SUPPLY
REGULATED DC POWER SUPPLY
MODELS : SEC-1212CE
SEC-1223CE
INSTALLATION & OPERATING MANUAL
TABLE OF CONTENTS
Topic Page
Important safety instructions 1
Description and features 2
Connection and operation 2
Cooling and fan control 3
Battery charging and back up 3
Trouble shooting 4
Switching power supplies & RF Noise 5,6
Specifications 7
Warranty information 8
Notes : 9
CAUTION !
RISK OF ELECTRIC SHOCK
DO NOT OPEN
! !
WARNING—TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,
DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. THERE
ARE NO USER SERVICEABLE PARTS INSIDE—REFER TO QUALIFIED
SERVICE PERSONNEL.
IMPORTANT SAFETY INSTRUCTIONS
Please read before using your power supply.
1.) It Is recommended that you return your power supply to a qualified Samlex dealer
for any service or repair. Incorrect assembly may result in electric shock or fire.
2.) To reduce the risk of electric shock, unplug power supply from outlet before attempting any maintenance or cleaning. Turning off controls will not reduce this risk.
3.) An extension cord should not be used unless absolutely necessary. If an exten-
sion cord must be used make sure that the pins on th e plug are the same number, size and shape as those of the original power supply plug.
4.) Place the unit in an area that will allow air to flow freely around the unit. DO NOT
block or obstruct vent openings on the side/bottom of the unit.
5.) Keep the unit away from moisture and water.
6.) NEVER OPERATE THE UNITS IN PARALLEL
WARNING
Your power supply should be grounded to reduce the risk of electric shock. T he
power supply is equipped with grounding conductor and grounding plug.
The cord must be plugged into an outlet that is properly installed and grounded in
accordance with all local codes and ordinances. Never alter the AC cord of plug provided. If the cord will not fit the outlet, have a proper outlet installed by qualified electrician. Improper connection can result in risk of electric shock.
DO NOT USE THE POWER SUPLY FOR DIRECT CHARGING OF BATTERY OR
DIRECT CONNECTION TO A BATTERY FOR BATTERY BACK-UP. ( Please read
the section on Battery Back-up ).
1.
DESCRIPTION
SEC-1212CE / SEC-1223CE are switched mode power supplies which convert 230 VAC, 50 HZ to regulated 13.8 VDC based on pulse width modulation ( PWM ) control.
FEATURES
∫ BASED ON SWITCHED MODE TECHNOLOGY AND PWM CONTROL
∫ COMPACT AND LIGHTWEIGHT
∫ HIGH EFFICIENCY AND LESS HEAT DISSIPATION
∫ PROTECTED AGAINST SHORT CIRCUIT, OVER CURRENT AND
OVER VOLTAGE (THROUGH PWM CONTROLLER)
∫ SEC-1212CE IS CONVECTION COOLED. SEC-1223CE HAS FORCED
AIR COOLING AND OVER TEMPERATURE SHUT DOWN
∫ CE MARKED
∫ COMPLIES WITH EUROPEAN EMISSION AND IMMUNITY STAN-
DARDS
CONNECTION AND OPERATION
NOTE! The DC output connector has a tubular hole of diameter 0.2” (5mm)
with a set screw. For a firm connection, crimp/solder a pin type copper terminal on the cable ends of your 12V DC device.
Ensure that the power supply’s ON/OFF switch is off and it is unplugged
from the AC outlet.. Switch off your 12 V DC device and connect it’s positive
and negative to the RED ( Positive ) and WHITE ( Negative ) terminals respectively. Ensure that the connections are secure and tight. Plug the power
supply into the AC outlet. Press the ON/Off switch of the power supply to ON
and observe that the neon indicator in the switch illuminates. If the indicator
fails to light , recheck the connection, AC outlet and the fuse inside the
power supply.
Your 12 V DC device may now be switched on.
2.
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