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4. Servicing / Maintenance

4-1

4. Servicing / Maintenance

Overview

In this section you will find all necessary information for servicing /

maintenance of the Surge Voltage Generator SSG 500.

This section describes the following subjects:

Subject

Page

Safety precautions

4-2

Fuses

4-2

Checking the discharge unit

4-3

Replacing high voltage connecting lead

4-3

Summary of Contents for SSG 500

Page 1: ...ge Generator SSG 500 Operating Instructions Ident Nr 822 016 BAUR Prüf und Messtechnik GmbH Raiffeisenstrasse 8 A 6832 Sulz Austria Tel 43 55 22 49 41 0 Fax 43 55 22 49 4 13 e mail headoffice baur at internet http www baur at ...

Page 2: ...0 2 ...

Page 3: ...formation text The surge voltage generator SSG 500 is built in accordance with today s state of engineering and is safe to operate Individual components and the finished unit are inspected continually by our qualified staff within the framework of our QualityAssurance Provisions Each unit is subjected to thorough testing prior to shipment Safety Precautions Guide to this Operating Instruction Obse...

Page 4: ... may not be used in potentially explosive atmosphere or at test objekts which are in service Garantie Safety Precautions Continued At the customer s written request we undertake to repair or replace at our discretion and as quickly as possible allparts that become faulty or useless as the demonstrable result of poor material faulty design or defective execution We bear the costs for repairs and re...

Page 5: ...tion 3 1 Overview 3 1 Modes 3 2 Connection of instrument 3 4 Connection of mains 3 6 Switch on 3 7 Switch off 3 8 EMERGENCY SWITCHING OFF 3 9 4 Maintenance 4 1 Overview 4 1 Safety precautions 4 2 Fuses 4 2 Checking the discharge unit 4 3 Replacing high voltage connection lead 4 3 5 Options Accessories and Ordering Information 5 1 Overview 5 1 Options 5 2 Accessories 5 2 Ordering information 5 3 Co...

Page 6: ...0 6 Notes Notes ...

Page 7: ...n Overview In this section you will find all necessary product information for the Surge Voltage Generator SSG 500 This section covers the following subjects Subject Page Design and function 1 2 Display and operating elements 1 3 Technical data 1 5 ...

Page 8: ...citors become connected to each other The series connection allows a maximum voltage of 16kV The connection of two capacitors each in series and parallel allows a maximum 8kV and the complete parallel connection of the capacitors leads to a maximum voltage of 4kV In this configuration it can be accomplished that the maximum surge energy of the capacitors is available in three voltage ranges Throug...

Page 9: ...perating condition READY TO SWITCH ON and IN OPERATION 8 Green indicator lamp for feedback of operating condition READY FOR OPERATION 9 Fuse F3 3 15A slow blow for control of lifting magnet and control of SA 32 option 10 Fuse F4 3 15A slow blow for control of lifting magnet and control of SA 32 option 11 EMERGENCY OFF SWITCH pushbutton lockable for activating the EMERGENCY OFF function and to prot...

Page 10: ...n socket for external EMERGENCY OFF unit with jumper plug 16 Connection for mains to SA 32 17 Connection for mains 18 Terminal for connection of protective earth lead 19 Type plate 20 High voltage connecting lead Backplate 17 15 20 16 18 19 ...

Page 11: ... see type plate Mains frequency 45 to 60 Hz Max power consumption at short ciruit condition 1 500 VA Max output voltage 16 kV Max surge energy 512 Ws Accuracy of kV meter 1 5 Dimensions of housing W x H x D 502 x 286 x 390 mm Weight 48 kg Technical data ...

Page 12: ...1 6 1 Product Information Notes ...

Page 13: ...ng a standard transport damage claims form Confirmation of visible damage should immediately be obtained from the carrier The extent and the probable cause of damage should be stated If damage is discovered during unpacking contact the responsible transportation company immediately Request a written loss assessment and make them responsible for the damage We also refer to the GeneralTerms of Sale ...

Page 14: ...2 Packing and Shipping 2 2 Notes ...

Page 15: ...you will find all necessary information to put the Surge Voltage Generator SSG 500 into operation This section describes the following subjects Subject Page Modes 3 2 Connection of instrument 3 4 Connection to mains 3 6 Switch on 3 7 Switch off 3 8 Discharge 3 8 EMERGENCY OFF 3 9 ...

Page 16: ...mpulse trigger actions can already be made z If instrument is in operating condition IN OPERATION place operating mode selector switch 14 from zero position into position momentarily and reset again Automatic impulse triggering is primarily used for pin pointing a cable fault The SSG 500 is equipped with a timer coupled to the mains frequency which allows automatic impulse triggering with impulse ...

Page 17: ... operation is recommended especially for estimating the breakdown voltage in order to conduct an optimal range selection for the impulse operation In combination with the SA 32 option and the echometer the D C operation can also be implemented in pre locating of cable faults D C voltage tests can also be conducted in the D C operation It is however important that the connected surge capacity in ca...

Page 18: ...ded cable Connection of a three phase shielded cable Connection to a three phase unshielded cable with neutral 1 Rear view of device 2 High voltage connection cable 3 Protective ground cable 4 High voltage connection cable conductor 5 High voltage connection cable screen 6 Station ground Protective ground connection Operating ground connection Pulse current flow ...

Page 19: ... the rear plate of the device 18 Attention Connect the protective ground cable as close to the station ground connection as possible see connection examples on page 3 4 The protective earth lead should be kept as short as possible and must have low impedance min cross section 10 mm copper Connecting the operating ground The high voltage connection cable screen is used as operating ground The opera...

Page 20: ...ation Connect instrument to mains supply using appropriate mains voltage and minimum fuse rating The protective conductor of the mains supply must have the same potential as the station earth Operation with emergency power generator The generator must have adequate power to meet the maximum power re quirements of the instrument see technical data without break down of voltage or frequency due to i...

Page 21: ...es are tripping of a single impulse or in the D C position a contiuously closed spark gap Press pushbutton switch High Voltage On I 3 The high voltage transformer will be connected to the mains voltage only if the range selector switch 6 is depressed to its stop The instrument is in operating condition IN OPERATION the indicator lamp In Operation of the pushbutton switch High Voltage On I 3 is ill...

Page 22: ...celling the safety precautions it is essential that all live parts are discharged earthed and shorted because they could have residual charges caused by possible interruptions Pay attention that during discharge different and rather high discharge time constants can occur depending on the position of the range selector switch 6 the connected test object capacity and the selected discharge rod resu...

Page 23: ...eration of pushbutton switch 3 is out the red indicator lamp 7 is out the green indicator lamp 8 is illuminated z The instrument can only be placed in the operating condition READY FOR SWITCHING ON by pressing the push button switch 2 Ready for switching on if the EMERGENCY OFF pushbutton switch 11 has been unlocked with the key By pressing the EMERGENCY OFF pushbutton switch and taking out the ke...

Page 24: ...3 10 3 Placing into operation Notes ...

Page 25: ...ion you will find all necessary information for servicing maintenance of the Surge Voltage Generator SSG 500 This section describes the following subjects Subject Page Safety precautions 4 2 Fuses 4 2 Checking the discharge unit 4 3 Replacing high voltage connecting lead 4 3 ...

Page 26: ...g conditions is in a position to perform the required activities and recognize and prevent possible danger is responsible to immediately report occurring changes in the instrument which could impair its safe operation is familiar with the instrument its function and possible sources of danger has adequate knowledge for maintaining and servicing the SSG 500 has been authorized explicitly by BAUR to...

Page 27: ... unit is for the purpose of safety It should be performed before placing the instrument into operation in order to avoid influence on the resistance measurement caused by residual charges in the surge capacitors and temperature increase in the resistors with instrument switched off connect ohmmeter to the open terminals of the high voltage connecting lead measure resistance between terminals The r...

Page 28: ...4 Servicing Maintenance 4 4 Notes ...

Page 29: ...ng Information Overview In this section you will find all neccessary information about options accessories and ordering information for the Surge V oltage Gene rator SSG 500 This section describes the following subjects Subject Page Options 5 2 Accessories 5 3 Ordering information 5 3 ...

Page 30: ...dditionally the SA 32 features a mA meter with a decade measuring range switching The high performance resistor and the mA meter can be shorted via the pull switch In the SA 32 the discharge unit of the surge voltage generator is enhanced by a built in earthing unit which is tripped with a time delay The SA 32 is supplied by the SSG and is included in the safety system The folding tripod can be su...

Page 31: ...ERGENCY OFF unit is plugged in the instrument will not be operational High voltage connecting cables Accessories Protective earth lead Jumper plug Mains voltage 220 230V 110 120V 240V Surge voltage generator SSG 500 with accessories 414 005 414 105 414 205 Surge voltage generator SSG 500 without accessories 470 283 470 282 470 284 Protective earth lead SSG 500 460 434 460 434 460 434 Power cord 55...

Page 32: ...5 Options Accessories and Ordering Information 5 4 Notes ...

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