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CUS350MP-1000 Series
BEFORE USING THE POWER SUPPLY UNIT
Be sure to read this instruction manual thoroughly before using this product. Pay attention to all cautions and warnings before
using this product. Incorrect usage could lead to an electrical shock, damage to the unit or a fire hazard.
DANGER
Never use this product in locations where flammable gas or ignitable substances are present.
INSTALLATION WARNING
・ When installing this product, ensure that work is done in accordance with the instruction manual. When installation is
improper, there is risk of electric shock and fire.
・ Installation shall be done by service personnel with necessary and appropriate technical training and experience. There is a
risk of electric shock and fire.
・ Do not cover the product with cloth, paper and etc. Do not place any flammable object around the product. This might cause
damage, electric shock or fire.
WARNING ON USE
・ Do not touch this product or its internal components while product is in operation, or shortly after shutdown. You may
receive a burn.
・ While this product is operating, keep your hands and face away from it as you might get injure from an unexpected
situation.
・ For product without cover, do not touch this product or its internal components while product is in operation, or shortly
after shutdown. There are high voltage potential and high temperature parts in the product. This might cause injury such as
electric shock or burn.
・ There are cases where high voltage charge remains inside the product immediately after the input is cut off. Do not touch
even if product is not in operation as you may get injure from electrical shock and burn.
・ Do not make unauthorized change to this product or remove the cover as you may get injure from electric shock or damage
the product. We will not be held responsible if the product was modified, changed or disassembled.
・ Do not use this product under unusual conditions such as emission of smoke or abnormal smell and sound etc. Please stop
using it immediately and shut off the product. It might lead to fire and electric shock.
In such cases, please contact to TDK-lambda. Do not attempt any repair by yourself, as this may cause injuries to yourself.
・ Do not operate and store these products in environments where condensation occurs due to moisture and humidity. It might
lead fire and electric shock.
・ Do not use the product when there is mechanical over-stress or heavy impact to the product as it might cause failure.
・ When necessary, this product is to be repaired by TDK-Lambda or our authorized agents. It is important that this product
must not be used in hazardous environments or facilities such as nuclear power control system or life support equipment
without our written consent.
CAUTION ON MOUNTING
・ Ensure connections to input/output terminals are correct as indicated in the instruction manual before switching on.
・ Input voltage, Output current, Output power, ambient temperature and ambient humidity should be kept within
specifications, otherwise the product will be damaged.
・ Input wires must be as short and thick as possible.
・ Do not use this product in special environment with strong electromagnetic field, corrosive gas or conductive substances
and direct sunlight, or places where product is exposed to water or rain.
・ Mount this product properly in accordance with the instruction manual, mounting direction and shall be properly ventilated.
・ Please shut down the input when connecting input and output of the product.
・ When installing in environment where conductive foreign, dust and liquid may be present, please consider penetration of
these foreign material in the power supply by installing filter, to prevent trouble or malfunction.
・ Please install power supply in a fire enclosure.
Instruction Manual
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TDK-Lambda
CUS350MP-1000 Series
INSTRUCTION MANUAL
PA644-04-01

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Summary of Contents for TDK-Lambda CUS350MP-1000 Series

  • Page 1 It might lead to fire and electric shock. In such cases, please contact to TDK-lambda. Do not attempt any repair by yourself, as this may cause injuries to yourself. ・ Do not operate and store these products in environments where condensation occurs due to moisture and humidity. It might lead fire and electric shock.
  • Page 2: Caution On Use

    TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL CAUTION ON USE • Product individual notes are shown in the instruction manual. If there is any difference with common notes, individual notes shall have priority. • Before using this product, be sure to read the catalog and instruction manual. There is risk of electric shock or damage to the product or fire due to improper use.
  • Page 3 • Catalogue or contents of the instruction manual may be changed without a prior notice. Refer to latest catalogue or instruction manual. • Reproduction or reprinting the instruction manual or its portion is forbidden unless with TDK-Lambda authorization. • CE Marking. When applied to a product covered by this handbook, indicates compliance with the low voltage directive.
  • Page 4: Component Side

    TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 1. Model name identification method CUS 350 MP - 1000 - 24 /□ (*1) Option (*1) Blank : Standard type : With chassis Rated Output Voltage : With chassis and cover : With terminal block...
  • Page 5 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL CN53 Signal Connector Pin Configuration and Function Pin No. Configuration Function GND for remote ON/OFF control terminal. Remote ON/OFF control terminal. External switch is required and switch open to turn-on power supply. Do not connect to pin 6 and 8, and do not connect external voltage.
  • Page 6: Block Diagram

    TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 3. Block Diagram Input Output 85~265VAC Output Voltage Output Current Primary Sensing Current Sensing Sensing Sensing Photo- coupler Circuit Timer Disable Photo- Circuit Circuit coupler +STB Standby supply -STB Photo- Remote ON/OFF +RS/+RO coupler Control...
  • Page 7: Sequence Time Chart

    TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 4. Sequence Time Chart Input Voltage OVP point (*1) Vout Output Voltage +RS/+RO Remote ON/OFF Control (*2) Standby voltage (*1) OVP detection point is fixed. Refer to specification. (*2) External switch is required. Refer to section 6-13 “Remote ON/OFF control”.
  • Page 8 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 5. Terminal Connection Method Pay attention to the input wiring. If it is connected to wrong terminal, the power supply will be damaged. When making connections, the input must be off. ・ terminal must be connected to protective earth (flame ground of the equipment etc.) by thick wire for safety ・...
  • Page 9 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 6. Explanation of Function and Precautions 6-1. Input Voltage Range Input voltage range is single phase 85-265VAC(47-63Hz) or 120-370VDC. Unit may damage if operate out of product specification. For cases where conformance to various safety standards are required, it is described as 100-240VAC (50-60Hz).
  • Page 10 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 6-8. Output Ripple and Noise The standard specification for maximum ripple value is measured according to measurement circuit specified by JEITA-RC9131D. In the case of the output lines become longer, the electrolytic capacitor and film capacitor might be necessary to use across the load terminal to reduce output ripple and noise.
  • Page 11 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 6-11. Isolation Test Isolation resistance between Output - terminal is more than 100MΩ at 500VDC. For safety operation, voltage setting of DC isolation tester must be done before the test. Ensure that the unit is fully discharged after the test.
  • Page 12 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL Note : In case of using external noise filter, capacitance between input and terminal might be increased. When testing withstand voltage between input and output, there is a possibility of exceeding withstand voltage between output and terminal (1.5kVAC). If the voltage between output and terminal is exceeding 1.5kVAC, the...
  • Page 13: Mounting Directions

    TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 7. Mounting Directions 7-1. Mounting Directions The standard mounting is direction (A). Direction (B) to (F) are also possible. Use power supply within the output derating (output power or current versus operating ambient temperature) according to mounting direction and actual operating ambient temperature.
  • Page 14 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 7-2. Peak Output Continuous peak output duration must be less than or equal to 5 sec with duty not more than 45%. Peak output power more than 5 sec will cause output to shutdown by delay shut down and manual reset of power supply or remote control off/on is required to re-power on.
  • Page 15 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL (d) Output Derating curve according to the Input Voltage at Peak Loading I. Peak output power (Wp) is less than or equal to 800W Maximum output power (W) Input voltage (VAC) Convection cooling Forced air cooling 110 to 265 350.4...
  • Page 16: Convection Cooling

    TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 7-3. Output Derating according to the Mounting Direction Load (%) is percent of maximum output power or maximum output current. The output derating also must be considered at peak loading. I. CONVECTION COOLING Operating ambient Load (%) temperature (°C)
  • Page 17 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL FORCED AIR COOLING CONDITION Components must be cool down. As a guide, an air velocity of more than 2.2m/s is required to flow through the power supply from C8, C9 and T1 side. The power supply is considered as a component installed to an equipment.
  • Page 18 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL 7-4. Output Derating curve according to the Input Voltage Load (%) is percent of maximum output power or maximum output current. In the case of using in peak loading, refer to section 7-2 (d) Output Derating curve according to the Input Voltage at peak loading. In addition, the output derating curve must be considered, refer to section 7-3.
  • Page 19 TDK-Lambda CUS350MP-1000 Series INSTRUCTION MANUAL ■ Condition to meet Isolation & Withstand Voltage standard Keep 4mm space from the top and surrounding of power supply. If the space is not enough, the specification of isolation and withstand voltage will not be satisfied. Although, user should consider to keep space from the top and surrounding of power supply for convection cooling.
  • Page 20: Wiring Method

    Capacitor Lifetime” in reliability data. If power supply is used over the life expectancy, there is a risk of unexpected output shutdown and specification might not satisfied. Please contact to TDK-Lambda for maintenance or exchange the product. 10. External Fuse Rating Refer to the following fuse rating when selecting the external fuse that is to be used on input line.

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Cus350mp-1000-24

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