Related Manuals for NoiseKen LSS-720B2
Summary of Contents for NoiseKen LSS-720B2
- Page 1 INSTRUCTION MANUAL LIGHTNING SURGE SIMULATOR (240V) LSS-720B2 MODEL NOISE LABORATORY CO., LTD. 1.03 edition AEE00605-00E-0...
- Page 2 NOTICE • The contents of this instruction manual（the “Manual”） are subject to change without prior notice. • No part of the Manual may be reproduced or transferred, in any form and for any purpose, without the permission of Noise Laboratory Co., Ltd. •...
-
Page 3: Important Safety Precautions
1. IMPORTANT SAFETY PRECAUTIONS The following instructions are very important for safe handling of the Lightning surge simulator LSS-720B2 (hereinafter “the Unit”). They must be kept strictly to prevent users of the Unit from receiving harm or damage through using the Unit. Read them carefully before use. - Page 4 Memorandum...
-
Page 5: Application Form For Instruction Manual
2. APPLICATION FORM FOR INSTRUCTION MANUAL We place an order for an instruction manual. Model: LSS-720B2 (240V) Serial No.: Applicant: Company name: Address: Department: Person in charge: Tel No.: Fax No. Cut off this page "APPLICATION FORM FOR INSTRUCTION MANUAL" from this volume and keep it for future use with care. - Page 6 Memorandum...
-
Page 7: Table Of Contents
3. CONTENTS 1. IMPORTANT SAFETY PRECAUTIONS ..........1 2. APPLICATION FORM FOR INSTRUCTION MANUAL ........3 3. CONTENTS..............5 4. PREFACE ..............7 5. BASIC SAFETY PRECAUTIONS ............ 8 5-1. S ..........8 IGN OF ANGER AND ITS EANING 5-2. F .......... - Page 8 Memorandum...
-
Page 9: Preface
4. PREFACE This instruction manual provides all necessary information for fully utilizing the Lighting Surge Simulator Model: LSS-720B2 (hereinafter “the Unit”) including the procedures of operation and testing. Before operating the simulator, please read the manual carefully and master how to handle it for enjoying 100% of the performance. -
Page 10: Basic Safety Precautions
5. BASIC SAFETY PRECAUTIONS 5-1. Sign of Danger and its Meaning It expresses a DANGER. WARNING indicates an urgent hazardous situation which, if not avoided, could result in death or serious injury It expresses a WARNING. WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. - Page 11 Take care of surge and electric shock which may occur by power supply to EUT while the simulator is operating. 【Warning against human body and operation】 Be sure to ground FG (Frame Ground) terminal of this simulator. (A ground plane can be used.)【Warning against human body and connection】...
- Page 12 14. As high voltage is generated inside the unit, do not open the cover of this unit. 【Warning against human body】 15. When conducting an AC line injection test using this simulator, turn off power supply to EUT and the LINE ON breaker located on the viewing window frame of this simulator before connecting this simulator to EUT and to line input cable.
-
Page 13: Necessary Steps To Be Taken When Caution Or Warning Label Is Missing
25. When connecting accessories and optional units for setting test waveforms and test conditions or when connecting to other equipment, turn off operating power supply to this simulator beforehand. Otherwise, the simulator or optional unit may be damaged. 【Cautions regarding connection】 26. -
Page 14: Outline Of Testing
6. OUTLINE OF TESTING Problems of damages and malfunctions of digital equipment have been closed up in recent years as control systems have become diversified. Primary causes of damages and malfunction are largely classified into the degradation of power supply environments and discharge of static electricity. -
Page 15: Main Unit And Accessories
7. MAIN UNIT AND ACCESSORIES BLACK Fig.1 Quantity A ：Main unit ························································································· 1 B ：AC cable ························································································· 1 C ：Single-phase LINE IN cable ································································· 1 D ：Ground cable···················································································· 1 E ：LINE OUT cable ················································································ 2 F ：Surge output cable ············································································ 1 G ：External trigger switch ········································································... -
Page 16: Function Of Each Part
8. FUNCTION OF EACH PART 8-1. Name OF Each Part ⑤ ⑥ ③ ④ ⑦ ② ⑧ ① ⑬ ⑩ ⑨ ⑫ ⑭ ⑪ ⑮ ⑱ ⑯ ⑰ ⑲ ⑳ 21 22 23 Fig. 2 ① POWER switch ⑯ SURGE INJECTION PHASE SELECTOR ②... -
Page 17: Function Of Each Part
8-2. Function of Each Part ① POWER switch This switch controls the AC power input to the simulator. ② POWER indicator A lamp to light up when the POWER switch ① is turned on. ③ HIGH VOLTAGE ON switch (Warning buzzer switch) This switch controls the high voltage output of the simulator. - Page 18 ⑬ METER selector This switch selects the mode(voltage or current) of the SURGE Voltage/Current indicator ⑥. Select the mode corresponding to the selected output waveform ⑭ Output waveform selector Terminals to select the right components (inductors and resistors) and whether current limiter (100Ω) is used or not to produce the desired waveform.
- Page 19 Lights up when HIGH VOLTAGE ON switch ③ is pressed.
-
Page 20: Specifications
9. SPECIFICATIONS Voltage surge generating part ･ Surge waveform································· 1.2/50μs , 30% allowance for Front time, 20% allowance for Time to half-value. ･ Surge voltage ···································· 4kV～20kV±1kV * ･ Surge output polarity ··························· positive／negative ･ Surge output impedance ······················ 6Ω ±10% ･... -
Page 21: Precautions On Operation
10. PRECAUTIONS ON OPERATION 1. The surge voltage and current generated by this simulator is of high amplitude. Misuse or ignoring the instructions given in this manual endangers life, be careful in handling this simulator. 2. The high voltage charge may be retained. To avoid any danger of shock, before touching the connection bars to change waveform, be sure to discharge the remaining charges at each terminal of the Output waveform selector ⑭... -
Page 22: Test And Operation Procedures
11. TEST AND OPERATION PROCEDURES Install this simulator on proper position of the test room and ground FG terminal ⑳ to the earth with a proper cable. Connect the attached Safety interlock connector . After ensuring the POWER switch ① is turned OFF, connect the attached AC cable to supply AC240V. Connect the attached Warning lamp to the Warning lamp connector and put it on the ceiling board of the simulator or on a remarkable place suitable for the lamp. - Page 23 3. Connect the sample to simulator via the HOT terminal ⑪ and via the GND terminal ⑮ through the supplied Surge output cable and Ground cable, respectively, as shown in Fig. 5. ⑪ ⑮ Surge out cable Ground cable Fig. 5 4.
- Page 24 7. Turn on the simulator power by inserting the switch key into the POWER switch ① slot and turn it clockwise by 90°. The POWER on indicator ② will be illuminated and the built-in fan will work. POWER LAMP lights up Fig.
-
Page 25: Applying 8/20Μs Current Surge Directly To Eut
11-2. Applying 8/20μs current surge directly to EUT 1. See Fig. 3 for safety, discharge the remaining charges with the attached Discharge probe. 2. Make connections on the Output waveform selector ⑭ as shown in Fig. 11. Do not connect anything on Surge injection phase selector ⑯. -
Page 26: Applying Voltage Surge By Using The Built-In Power Line Injection Circuit
11-3. Applying voltage surge by using the built-in power line injection circuit 1. For safety, discharge remaining charges on Output waveform selector ⑭ and SURGE INJECTION PHASE SELECTOR ⑯ with the attached Discharge probe. 2. Make connections on the Output waveform selector ⑭ as shown in Fig.13. Set the METER selector ⑬... - Page 27 6. For the normal mode testing, connect LINE OUT terminal of the Surge injection phase selector to EUT with the attached LINE OUT cable as shown in Fig. 16. Connect G terminal to the reversed phase of EUT (e.g. If the surge is injected to R-phase, it is S-phase) with the attached Ground cable.
-
Page 28: Applying Current Surge By Using The Built-In Power Line Injection Circuit
11-4. Applying current surge by using the built-in power line injection circuit 1. For safety, discharge the remaining charges on Output waveform selector ⑭ and SURGE INJECTION PHASE SELECTOR ⑯with the attached Discharge probe. 2. Make connections on the Output waveform selector ⑭ as shown in Fig. 17. Set the METER selector ⑬... -
Page 29: Verification Of Surge Waveforms
12. VERIFICATION OF SURGE WAVEFORMS 12-1. Voltage surge at the voltage check connector (1.2/50μs) 1. Necessary instrument・・・・・・・・Oscilloscope (With 50MHz or wider bandwidth) 2. Connect the supplied check connector plug to the Voltage check connector (V-CHECK) ⑨ and connect the 10:1 probe to it. Check connector plug 10:1 probe Fig. -
Page 30: Voltage Surge At The Hot Terminal
12-3. Voltage surge at the HOT terminal 1. Necessary instruments・・・・・・・・Oscilloscope (With 50MHz or wider bandwidth) High voltage probe with an attenuation factor of 1000 2. Make connections on the Output waveform selector ⑭ as shown in Fig. 4. Set the METER selector ⑬... -
Page 31: Current Surge At The Hot Terminal
12-4. Current surge at the HOT terminal 1. Necessary instruments・・・・・・・・Oscilloscope (With 50MHz or wider bandwidth) Current probe of with an attenuation factor of 1000 2. Set the Output waveform selector ⑭ as shown in Fig. 11. Connect the HOT terminal ⑪ to the GND terminal ⑮... -
Page 32: Informative：the Definition Of Surge Waveforms
INFORMATIVE：The definition of surge waveforms Voltage surge waveform Front time T1：1.2μs±30％ Time to half-value T2：50μs±20％ Ｔ2 Ｏ1 Ｔ Ｔ1 Fig. 24 Current surge waveform Front time T1：8μs±10％ Time to half-value T2：20μs±10％ Ｔ2 Ｏ1 Ｔ Ｔ1 Fig. 25... -
Page 33: Principle Of Pulse Generation
13. PRINCIPLE OF PULSE GENERATION 1. The electrical schematic of the simulated pulse generator is shown in Fig. 26. Fig. 26 2. Taking time as the horizontal axis and considering the vertical axis as current in the diagram of Fig. 26, the waveform obtained as a result of transient phenomena is as shown in Fig. 27. Fig. -
Page 34: Block Diagram
14. BLOCK DIAGRAM Fig. 28... -
Page 35: Warranty
15. WARRANTY Servicing terms The following terms are applicable to servicing by Noise Laboratory Co., Ltd., (hereafter referred to as “the Company”) provided to maintain the intended performance of its products. 1. Scope The following terms shall apply only to products made by the Company. 2. -
Page 36: Limited Warranty
Limited warranty Noise Laboratory Co., Ltd. (hereafter referred to as the Company) warrants its products to be free from defects in materials and workmanship under normal use and service for a period of one year from date of delivery. In the event of failure of a product covered by this warranty, the Company will repair the product or may, at its option, replace it in lieu of repair without charge. -
Page 37: Maintenance
16. MAINTENANCE When repair, maintenance or internal adjustment of the unit is required, a qualified service engineer takes charge of such work. Maintenance on the user side is restricted to the outside cleaning and functional check of the unit. When checking or replacing the fuse, turn off the switch of the unit and disconnect the plug socket beforehand. -
Page 38: Noise Laboratory Support Network
17. NOISE LABORATORY SUPPORT NETWORK ⚫ If a symptom that seems a trouble is found, check the symptom against the following check sheet and inform the model name and serial Number of the product together with the symptom to Noise Laboratory or our nearest sales agent in your area. ⚫... - Page 39 NOISE LABORATORY CO., LTD. 1-4-4, Chiyoda, Chuo-ku, Sagamihara City, Kanagawa Pref., 252-0237, Japan TEL: +81-(0)42-712-2051 FAX: +81-(0)42-712-2050 URL: http://www.noiseken.co.jp Printed in Japan...