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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.
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 immediately after the input is cut off. Therefore, do not touch even if they
are not in operation as you might get injured due to high voltage and high temperature.
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.
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 mechanical stress is applied.
When necessary, this products is to be repaired only by us or our authorized agents.
It is important that this product cannot be used in hazardous environments (facilities such as nuclear power control system or life support
equipment) without our written consent.
CAUTION on MOUNTING
Confirm 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 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.
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.
Input voltage, Output current, Output power, ambient temperature and ambient humidity should be kept within specifications, otherwise the
product will be damaged, or cause electric shock or fire.
If the built-in fuse is blown, do not use the product even after replacing the fuse, as there is risk of abnormality inside. Be sure to request repair
to our company.
For products without built-in protection circuit (element, fuse, etc.), insert fuse at the input to prevent smoke, fire during abnormal operation.
As for products with built-in protection circuit, depending on usage conditions, built-in protection circuit might not work. It is recommended to
provide separate proper protection circuit.
For externally mounted fuse do not use other fuses aside from our specified and recommended fuse.
This product was made for general purpose electronic equipment use and is not designed for applications requiring high safety (such as
extremely high reliability and safety requirements. Even though high reliability and safety are not required, this product should not be used
directly for applications that have serious risk for life and physical safety. Take sufficient consideration in fail-safe design (such as providing
protective circuit or protective device inside the system, providing redundant circuit to ensure no instability when single device failure occurs).
ZWS-BP Series
Instruction Manual
-1-
TDK-Lambda
ZWS-BP Series
Instruction Manual
A252-04-01D

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Summary of Contents for TDK-Lambda ZWS-BP Series

  • Page 1 TDK-Lambda ZWS-BP Series Instruction Manual ZWS-BP Series 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 TDK-Lambda ZWS-BP Series Instruction Manual • When used in environments with strong electromagnetic field, there is possibility of product damage due to malfunction. • When used in environment with corrosive gas (hydrogen sulfide, sulfur dioxide, etc.), there is possibility that they might penetrate the product and lead to failure.
  • Page 3 TDK-Lambda ZWS-BP Series Instruction Manual 1.Model name identification method ZWS 150 BP – 24 / □ Option Blank : Standard type. Rated Output Voltage /L : With chassis model. /A : With chassis and cover model. Output Power type /R : With remote ON/OFF control model.
  • Page 4: Block Diagram

    TDK-Lambda ZWS-BP Series Instruction Manual 3.Block Diagram ZWS150BP ZWS240BP Input Output 85~265VAC Circuit Photo- Circuit coupler Sensing Photo- Output coupler Sensing Remote Photo- ON/OFF coupler Control *Option model “/R” ● Circuit topology, switching frequency Switching Circuit Cascade forward topology 120kHz...
  • Page 5: Sequence Time Chart

    TDK-Lambda ZWS-BP Series Instruction Manual 4. Sequence time chart ZWS150BP ZWS240BP (※1) +R & -R Level Higher than 4.5V : ON Lower than 0.8V : OFF (※2) OVP Point 24V : 120%~140% 36V,48V : 115%~135% (※3) Peak current condition Operating time at peak output is less than 5 sec, duty is less than 40%.
  • Page 6 TDK-Lambda ZWS-BP 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. · Input must be off when making connections. · Connect terminal of input connector to protective earth terminal.
  • Page 7: Inrush Current

    TDK-Lambda ZWS-BP 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. Input voltage, which is out of specification, might lead unit damage. For cases where conformance to various safeties required, described as 100-240VAC (50-60Hz).
  • Page 8: Series Operation

    TDK-Lambda ZWS-BP Series Instruction Manual 6-8. Series Operation For series operation, either method (A) or (B) is possible. ZWS150BP, ZWS240BP Power Supply Power Supply Output Output Load Terminal Terminal Load Output Output Load Terminal Terminal Note : In case of (A), Never use when one of the unit not operate, which may leads damage.
  • Page 9: Withstand Voltage

    TDK-Lambda ZWS-BP Series Instruction Manual 6-11. Withstand Voltage This series is designed to withstand 3.0kVAC between input and output, 2.0kVAC between input and and 500VAC between output and each for 1 minute. When testing withstand voltage, set current limit of the withstand voltage test equipment to 10mA (output - : 20mA).
  • Page 10 TDK-Lambda ZWS-BP Series Instruction Manual 6-12. Remote ON/OFF Control (Option model “/R”) Remote ON/OFF control (CN52) function is available as option. ( /R). Using this function allows the user to turn the output on and off without having to turn the AC input on and off.
  • Page 11: Mounting Directions

    TDK-Lambda ZWS-BP Series Instruction Manual 7.Mounting Directions 7-1. Mounting Directions. Recommended standard mounting method is (A). Method (B)-(F) are also possible. From an mounting method and power supply ambient temperature, use the output derating of the power supply in specifications value of standard. The details see at “7-3. Output Derating”...
  • Page 12 TDK-Lambda ZWS-BP Series Instruction Manual 7-3. Output Derating The following input voltage derating curve assumes average output load is 100%. (Peak power dose not have the derating.) CONVECTION COOLING ■ ZWS150BP Mounting (A) Mounting (B),(C),(E) Mounting (D),(F) Average Load (%) (°C)
  • Page 13: Mounting Method

    TDK-Lambda ZWS-BP Series Instruction Manual 7-4. Derating curve depending on input voltage The following input voltage derating curve assumes average output load is 100%. (Peak power dose not have the derating.) Input voltage (VAC) 7-5. Mounting Method Insert the spacer (Maxφ8) of height more than 8mm to lift the unit. And use all mounting holes A for the unit installation. The vibration spec is specified under this mounting condition.
  • Page 14: Wiring Method

    TDK-Lambda ZWS-BP Series Instruction Manual ■Condition to meet Isolation & Withstand Voltage standard. Keep 4mm 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 and withstand will not be satisfied.
  • Page 15: Warranty Period

    TDK-Lambda ZWS-BP Series Instruction Manual 10. External Fuse Rating Refer to the following fuse rating when selecting the external fuses that are to be used on input line. Surge current flows when line turns on. 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...

This manual is also suitable for:

Zws150bpZws240bp

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