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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, 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 or paper etc. Do not place anything flammable around. This might cause damage, electric shock
or fire.
WARNING on USE
 Do not touch this product or its internal components while circuit 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 may be injured by an unexpected situation.
 For products with no cover, do not touch them as there are high-voltage and high temperature parts inside. Touching them might
cause injury such as electric shock or burn.
 There are cases where high voltage charge remains inside the product. Therefore, do not touch even if they are not in operation as
you might get injured due to high voltage and high temperature. You might also get electric shock or burn.
 Do not make unauthorized changes to this product nor remove the cover as you might get an electric shock or might damage the
product. We will not be held responsible after the product has been modified, changed or dis-assembled.
 Do not use this product under unusual condition 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 us. Do not attempt repair
by yourself, as it is dangerous for the user.
 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 drop or apply shock to this product. It might cause failure. Do not operate these products, when mechanical stress is applied.
CAUTION on MOUNTING
 Confirm connections to input/output terminals are correct as indicated in the instruction manual before switching on.
 Input /Output line, please use the wires 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 be 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 above
foreign material in the power supply by installing filter, to prevent trouble or malfunction.
CUS600M
Instruction Manual
1/22
TDK-Lambda
CUS600M
INSTRUCTION MANUAL
CA878-04-01

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Summary of Contents for TDK-Lambda CUS600M

  • Page 1 TDK-Lambda CUS600M INSTRUCTION MANUAL CUS600M Instruction Manual 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.
  • Page 2: Caution On Use

    TDK-Lambda CUS600M 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: Emc Performance

     Reference should be made to local regulations concerning the disposal of these products at out of their useful life.  These products have not been assessed to IEC/EN60601-1-2 (EMC) but EMC test data is available from TDK-Lambda Corporation.  For IEC 60601-1 2 Edition, these products have a reinforced insulation barrier between input and output.
  • Page 4 TDK-Lambda CUS600M INSTRUCTION MANUAL NOTE  Take note that traces of sheet metal processing be left in our power supplies.  When disposing product, follow disposal laws of each municipality.  Published EMI (CE, RE) or immunity is the result when measured in our standard measurement conditions and might not satisfy specification when mounted and wired inside end-user equipment.
  • Page 5: Component Side

    Series Name. / C : Solder side coating Note : For “/EF”model , please refer to instruction manual of CUS600M/EF. For “/C” model, to improve resistance against humidity and dust environment, solder side of assembled PCB is coated. However, complete effect is not guaranteed, because some areas on the board are not coated.
  • Page 6 TDK-Lambda CUS600M INSTRUCTION MANUAL Configuration and Function of CN61 is shown as below. CN61 Pin No. Configuration Function STBY+ Standby supply + (5V+).Please refer to 6-12. Standby supply - (5V-). STBY- This pin is connected to V- internally. Please refer to 6-12.
  • Page 7: Block Diagram

    TDK-Lambda CUS600M INSTRUCTION MANUAL 3. Block Diagram Fuse rating : 10A Circuit topology, switch frequency ● ● PFHC circuit: active filter 65kHz (Typ). Main output circuit: LLC resonant 45k~280kHz. Standby supply circuit: Flyback 115kHz (Typ). 4. Sequence time chart Input voltage ON/OFF sequence time chart Remote ON/OFF sequence time chart Note : (*2) This sequence is using external voltage.
  • Page 8 TDK-Lambda CUS600M INSTRUCTION MANUAL OVP recovery sequence time chart (1) OVP recovery sequence time chart (2) Main output OCP (latch) recovery sequence time chart (1) Main output OCP (latch) recovery sequence time chart (2) Main output OCP (not latched) recovery sequence time chart Standby supply OCP recovery sequence time chart Note : (*2) This sequence is using external voltage.
  • Page 9: Connection Method

    TDK-Lambda CUS600M INSTRUCTION MANUAL 5. Connection Method Pay attention to the input wiring. If it is connected to wrong terminal, the power supply may be damaged.  Input must be off when making connections.  For Class I end equipment, connect terminal of mounting hole and input connector to protective earth of the equipment.
  • Page 10: Inrush Current

    TDK-Lambda CUS600M INSTRUCTION MANUAL 6-3. Inrush Current These products equipped power thermistor to limit the inrush current. Higher current will flow at higher ambient temperature or re-input condition. Please select input switch and fuse carefully with the high temperature and re-input the power condition. The inrush current value is under cold start at 25℃...
  • Page 11: Parallel Operation

    TDK-Lambda CUS600M INSTRUCTION MANUAL 6-9. Parallel Operation For parallel operation, method (B) is possible (A) To increase the output current is not possible. (B) T o use as B ack-up P ow er S upply 1. A djust the output voltage of each pow er supply to be the sam e .
  • Page 12: Standby Supply

    TDK-Lambda CUS600M INSTRUCTION MANUAL Note : In case of using external noise filter, capacitance between “Input and ” might be increased. When testing withstand voltage between “Input and Output”, there is a possibility exceeding withstand voltage between “Output and ” (1.5kVAC). Please check the voltage between “Output and...
  • Page 13: Power Supply

    TDK-Lambda CUS600M INSTRUCTION MANUAL 6-15. Remote Sensing (S+, S- terminal) This function compensates the voltage drop of wiring from output terminals to load terminals. Connect “S+” terminal to “+” terminal of load and “S-” terminal to “-” terminal of load with sensing wires. The total line voltage drop (+ side line and - side line) shall be less than 0.5V.
  • Page 14: Output Derating

    CONDITION A: Output Derating Curve for Main Output Channel only, Standby Supply must be Zero Load. Output derating versus input voltage should be considered. Please refer to the output derating versus input voltage curve 6-1 for detail. MODEL: CUS600M-19/24/28/32/36/48 Mounting A Mounting B C E Mounting D Ta (°C)
  • Page 15 CONDITION B: Output Derating Curve for both Main Output Channel and Standby Supply. Output derating versus input voltage should be considered. Please refer to the output derating versus input voltage curve 6-1 for detail. ODEL: CUS600M-12/19/24/28/32/36/48 Mounting A Mounting B C Mounting D E Ta (°C)
  • Page 16 Convection cooling @ high input ( 176VAC ~265VAC ) CONDITION: Output Derating Curve for both Main Output Channel and Standby Supply. Strictly for 176 - 265VAC Input Voltage Range only. MODEL: CUS600M-19/24/28/32/36/48 Mounting A B D Mounting C Mounting E Ta (°C)
  • Page 17: Airflow Direction

    The entire components must be cooled. Both Standby Supply and Main Output Channel derating versus input voltage should be considered. Please refer to the output derating versus input voltage curve 6-1 for detail. AIR FLOW DIRECTION MODEL: CUS600M-19/24/28/32/36/48 Direction A D Direction B Direction C Ta (°C)
  • Page 18 TDK-Lambda CUS600M INSTRUCTION MANUAL MODEL: CUS600M-12 Direction A Direction B Direction C Direction D Ta (°C) LOAD (%) LOAD (%) LOAD (%) LOAD (%) -20 - +25 93.3 94.3 90.2 86.2 82.1 Peak output power @ Convection cooling Peak output power is acceptable in any condition if the components listed in the following table must not exceed the temperatures given. To determine the component temperatures the heating tests must be conducted in accordance with the requirements of the standard in question.
  • Page 19 TDK-Lambda CUS600M INSTRUCTION MANUAL Max. Temperature (℃) Circuit Ref. Description Input Connector X Capacitor Common Mode Choke Winding C5,C52 Y Capacitor Bridge Diode Boost Choke Winding Boost Capacitor 90 (*5) Boost FET Main Transformer Winding Standby Transformer Winding PC103,PC106 Opto-Coupler...
  • Page 20 TDK-Lambda CUS600M INSTRUCTION MANUAL Allowable area touched by metal pieces are 9mm from each PCB conrners. (2) Conditions to meet Isolation and Withstanding Voltage standard. Keep 5mm space from the surfaces and sides of PCB. Especially, 8mm space is necessary from the solder surface. If the space is not enough, the specification of isolation or withstanding voltage will not be satisfied.
  • Page 21 Have to use slow-blow or time-lag type fuse, not fast-blow fuse. Fuse rating is considered by in-rush current value at line turn-on. Do not select the fuse according to input current (RMS.) values under the actual load condition. CUS600M series: 10A 11. Before concluding that the unit is at fault (1) Check if the rated input voltage is connected.
  • Page 22: Warranty Period

    Cooling: convection cooling For damages occurring at normal operation within this warranty period, repair is free of charge. For other mounting directions inquire to TDK-Lambda. Following cases are not covered by warranty (1) Improper usage like dropping products, applying shock and defects from operation exceeding specification of the unit.

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