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SAMLEX AMERICA, INC.

SECTION 1

Safety Instructions .................................................................3

SECTION 2

Layout & Dimensions ............................................................4

SECTION 3

Product Overview ..................................................................6

SECTION 4

Troubleshooting Guide ..........................................................8

SECTION 5

Limiting Electromagnetic Interference ..................................9

SECTION 6

Specifications ......................................................................12

SECTION 7

Warranty ..........................................................................14

OWNER'S MANUAL |

Index

Содержание SEC-1212

Страница 1: ...Switch Mode DC Power Supplies SEC 1212 SEC 1223 Please read this manual BEFORE installing your Power Supply Owner s Manual ...

Страница 2: ...afety Instructions 3 SECTION 2 Layout Dimensions 4 SECTION 3 Product Overview 6 SECTION 4 Troubleshooting Guide 8 SECTION 5 Limiting Electromagnetic Interference 9 SECTION 6 Specifications 12 SECTION 7 Warranty 14 OWNER S MANUAL Index ...

Страница 3: ...ng Turning off controls will not reduce this risk 3 An extension cord should not be used unless absolutely necessary If an extension cord must be used make sure that the pins on the 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 botto...

Страница 4: ...320 C13 connector on one end and NEMA5 15P plug on the other end 3 Black Negative DC Load Terminal Tubular hole Dia 5mm 0 2 and set screw slot head 10 24 TPI 5 16 long 4 Red Positive DC Load Terminal Tubular hole Dia 5mm 0 2 and set screw slot head 10 24 TPI 5 16 long 5 Air inlet slots for cooling fan cooling fan and air outlet slots at the bottom not shown Dimensions WxDxH 185 x 208 x 59 5 mm 7 2...

Страница 5: ... 320 C13 connector on one end and NEMA5 15P plug on the other end 3 Black Negative DC Load Terminal Tubular hole Dia 5mm 0 2 and set screw slot head 10 24 TPI 5 16 long 4 Red Positive DC Load Terminal Tubular hole Dia 5mm 0 2 and set screw slot head 10 24 TPI 5 16 long 5 Air inlet slots for cooling fan cooling fan and air outlet slots at the bottom not shown Dimensions WxDxH 185 x 208 x 61 mm 7 28...

Страница 6: ...plugging the unit to the AC outlet please check that your local supply voltage is 120 VAC NOTE The DC output connector RED BLACK has a tubular hole of diameter 0 2 5mm with a set screw For a firm connection crimp solder pin type copper terminal on the cable ends of your 12V DC device 2 Pin Type of terminals have been supplied with the unit Ensure that the power supply s ON OFF switch is off and it...

Страница 7: ...5ºC 5ºC 167ºF 9ºF PLACE THE SEC 1223 UNIT IN A WELL VENTILATED OPEN AND COOL AREA DO NOT BLOCK THE OPENINGS AT THE FAN DISCHARGE ON THE BOTTOM AND THE SUCTION OPENINGS ON THE SIDES BATTERY CHARGING BATTERY BACK UP WARNING These units are power supplies and not battery chargers Do not connect these units directly to a battery These units should NOT BE DIRECTLY CONNECTED TO A BATTERY for charging or...

Страница 8: ...omatically when the transformer windings cool down to 75 C 5 C 167 F 9 F ON OFF Switch is ON Switch is lighted DC Output voltage drops If the voltage loses regulation and drops to 13 5V the unit is overloaded and is in current limit The load is trying to draw the current limit value If the voltage drop is consider able with voltage 2V the load side is seeing a short circuit and short circuit curre...

Страница 9: ... due to their fast switching current transitions harmonics of the switching frequency and broadband noise created by under damped oscillations in the switching circuit The secondary source is from the bridge rectifier both rectifier noise and diode recovery The AC input rectifier capacitor in the front end of the SMPS excepting those with Power Factor correction generate power sup ply harmonics du...

Страница 10: ...ers The RF absorption of the ferrite coated cable avoids resonances at high frequencies reducing the conducted and radiated RF noises even further For example consider suitability of EMC Cord IMU 14 from EMC Eupen www emceupen com or similar Use additional appropriate DC radio frequency interference RFI power line filter rated for minimum 30 A immediately after the DC output of the power supply Fo...

Страница 11: ...mally installed in AC Branch Circuits feeding power outlets in wet areas like marine craft RVs spas hot tubs kitchens washrooms etc As explained earlier RF noise filtration circuits in SMPS generate intentional Earth Leakage Current SMPS are used extensively as DC power sources in modern day electrical elec tronic devices e g Audio Video Computing devices power supplies battery chargers etc A sing...

Страница 12: ...idth Modu lation PWM Output Side Switching Frequency 20 KHz 25 KHz PROTECTIONS Short Circuit Overload Constant Current Limiting at 14A Auto Reset Constant Current Limiting at 25A Auto Reset Over Voltage Regulated by PWM Controller Over Temperature Cooled by convection No protection is necessary Output shuts down when Power Transformer winding temperature 105 C 5 C 221 F 9 F Auto reset on cooling d...

Страница 13: ...ed FCC Part 15 B Class B INPUT OUTPUT CONNECTIONS AC Input Connection IEC 320 C14 Inlet Connector on the unit Detachable Power Cord with IEC 320 C13 Connector on one end NEMA5 15P Plug on the other end DC Output Connectors Terminal with Tubular Hole Diameter 5mm 0 2 and set screw 10 24 TPI 5 16 long ENVIRONMENTAL Operating Temperature Range 0 C 32 F to 30 C 86 F 0 C 32 F to 40 C 104 F DIMENSIONS A...

Страница 14: ...ng a reasonable number of opportunities to do so Warranty service shall be performed only by the Warrantor Any attempt to remedy the defect by anyone other than the Warrantor shall render this warranty void There shall be no warranty for defects or damages caused by faulty installation or hook up abuse or misuse of the equipment including exposure to excessive heat salt or fresh water spray or wat...

Страница 15: ...NOTES ...

Страница 16: ... 561 5885 Fax 888 814 5210 Local Numbers Ph 604 525 3836 Fax 604 525 5221 Website www samlexamerica com USA Shipping Warehouse Kent WA Canadian Shipping Warehouse Delta BC Email purchase orders to orders samlexamerica com 11001 SEC 1212 1223 1114 ...

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