This manual contains important instructions that should be followed during installation and maintenance of the STEP-DOWN TRANSFORMER module. The Smart App Online OL5KSTF step-down transformer models that are covered in this manual are intended for installation in an environment within 32°F to 104°F (0°C to 40°C), free of conductive contaminants.
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SAFETY INSTRUCTIONS CONT. PERSONAL SAFETY CAUTION The AC electrical service where the step-down transformer is connected should be close to the unit and easily accessible. Please use only UL-marked mains cable, (e.g. the mains cable of your equipment), to connect the step-down transformer to the AC outlet. Please use only UL-marked power cables to connect any equipment to the step- down transformer.
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SAFETY INSTRUCTIONS CONT. PERSONAL SAFETY CONT. RISK OF ELECTRIC SHOCK To prevent the risk of fire or electric shock, only use the supplied hardware to attach the mounting brackets. Remove watches, rings or other metal objects. Use tools with insulated handles. Use tools with insulated handles.
SAFETY INSTRUCTIONS CONT. PRODUCT SAFETY RISK OF ELECTRIC SHOCK The step-down transformer should be placed near the connected equipment and easily accessible. All step-down transformer models covered in this document are permanently- connected equipment and only qualified maintenance personnel may carry out installations.
INTRODUCTION The CyberPower Step-Down and Isolation Transformers support hardwire and power cord installations OL5KSTF and are designed for a variety of CyberPower UPS systems. When connected to a UPS, the step-down transformer converts voltage from 208V down to 120V. UNPACKING PROCEDURES Information, advice, help The UPS system is very heavy, please handle with care.
INTRODUCTION CONT. WHAT'S IN THE BOX ITEM CONTENT ITEM CONTENT OL5KSTF step-down and isolation Black M5X7L flat head screws transformer Left & right hanging brackets Black M5X12L pan head screws Left & right rackmount rail Silver M5X6L pan head screws...
OVERVIEW STEP-DOWN TRANSFORMER Front Back 250V~ 125V~ 125V~ 125V~ 125V~ 1. Input Terminal Block with pre-installed L6-30P Power Cord Connect to input power source (UPS) . 2. Input circuit breaker Provides input current overload and fault protection. 3. 4 x NEMA 5-20R Outlets (120Vac) --- segment 1 Output receptacles to connect equipment load.
HARDWARE INSTALLATION RACKMOUNT INSTALLATION FOR 4-POST RACK Caution: Important Instructions To prevent the risk of fire or electric shock, only use the supplied hardware to attach the mounting brackets. Step 1: Rackmount ear & hanging bracket installation Attach two rack mount ears to the step-down transformer using eight black M5X7L flat head screws. Install hanging brackets using six silver M5X6L pan head screws Rackmount ear Rackmount rail...
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RACKMOUNT INSTALLATION FOR 2-POST RACK This unit can be installed in a 2-post rack with an optional CyberPower 2-post mounting kit (model: 2POSTKIT, sold separately). See the instructions included with the rail kit for installation procedures.
IMPORTANT! Make sure the UPS is turned off. IMPORTANT! Verify the input wiring meets the recommended sizing. OL5KSTF NEMA L6-30P POWER CORD CONNECTION: Connect the NEMA L6-30P input power cord directly to an outlet on the UPS. Refer to the “CONNECTING A STEP-DOWN TRANSFORMER TO A UPS POWER MODULE”...
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ELECTRICAL INSTALLATION CONT. THE INPUT CONFIGURATION CONT. 3. Secure the bottom section of the input terminal cover using the included screws. 4. Insert the input cable through the appropriate cable gland (not included). Connect the three wires to input terminal block. 5.
ELECTRICAL INSTALLATION CONT. CONNECTING A STEP-DOWN TRANSFORMER TO A UPS POWER MODULE The following illustrations provide the recommended connections between a step-down transformer and a CyberPower Smart App Online UPS System. OL5KRTHD/OL6KRTHD OL6KRT OL8KRTHD/OL10KRTHD OL8KRTHD/OL10KRTHD (Terminal configuration) OL8KRT/OL10KRT OL8KRT/OL10KRT (Terminal configuration)
TECHNICAL SPECIFICATIONS MODELS OL5KSTF CONFIGURATION Maximum Output Power (VA)* 5,000 VA/60HZ 4,800 VA/50HZ Maximum Output Power (W)* 5,000 W/60HZ 4,800 W/50HZ Form Factor Rackmount INPUT Nominal Input Voltage 208 Vac Input connection type Power cord L6-30P Terminal Input Frequency 50/60 Hz Input Current Rating Power Cord :...
PRODUCT REGISTRATION CyberPower requests that you complete and return the Warranty Registration Card enclosed with the Product or register the Product at its website (www.cyberpowersystems.com/registration) to establish that you are the Initial Customer of the Product, and therefore entitled coverage under the Limited Warranty and the Connected Equipment Guarantee.
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