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T&R PT30-10 mk2, Operating And Maintenance Manual, Page: 1 / 28

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OPERATING AND MAINTENANCE MANUAL 

 

 

 

 

 

Product:

 

High Voltage DC Cable Test Set

 

Type: 

PT30-10 mk2

 

PT30-10C mk2 with Current Limit

 

 

 

DESIGNED AND MANUFACTURED BY: 

 

T & R Test Equipment Limited 

15-16 Woodbridge Meadows, Guildford, Surrey, GU1 1BJ, United Kingdom 
Telephone:   01483 207428 

e-mail: 

[email protected] 

Fax.:             01483 511229 

Web: 

www.trtest.com

 

Summary of Contents for PT30-10 mk2

Page 1: ...Test Set Type PT30 10 mk2 PT30 10C mk2 with Current Limit DESIGNED AND MANUFACTURED BY T R Test Equipment Limited 15 16 Woodbridge Meadows Guildford Surrey GU1 1BJ United Kingdom Telephone 01483 2074...

Page 2: ...2...

Page 3: ...l is unit that must be connected to a local earth Ensure that the unit is properly grounded before making any connections to inputs or outputs Terminal ratings must be observed to prevent fire hazards...

Page 4: ...The following safety symbols appear in this manual CAUTION This action or procedure may be dangerous if not carried out correctly and may cause damage to the equipment or connected equipment WARNING T...

Page 5: ...ial rise due to the resistance and reactance of the earth connection should be considered Precautions should be taken to prevent accidental contact of live terminals by personnel either by shielding t...

Page 6: ...6...

Page 7: ...7 1 Automatic Discharge Earthing 12 1 7 2 Manual Earthing Using DP40 Discharge Earthing Probe 12 1 8 Construction 12 1 9 Storage 13 2 OPERATION 14 2 1 Safety 14 2 1 1 Installation 14 2 1 2 Operation 1...

Page 8: ...8 5 PERFORMANCE SPECIFICATION 25 6 REVISION 27...

Page 9: ...e earthed Output current 5mA continuous from each output 10mA from each output with a duty cycle of 5 minutes on 15 minutes off Current limiting PT30 10C only The PT30 10C has an extra pushbutton cont...

Page 10: ...HV output F Output control N Earth terminal G Output HV off pushbutton P HV Output blanking plug 1 3 Output Voltage Control The voltage from the equipment is controlled by the output control on the f...

Page 11: ...and voltage metering for each output 1 6 1 kV Meters The equipment is fitted with two output kilovolt meters which monitor both the positive and negative outputs simultaneously Both instruments have...

Page 12: ...Must the Discharge Earthing Probe be Used on Energised A C Distribution Systems Failure to Observe the Above Will Result in Severe Damage to the Discharge Probe and more importantly possible fatal In...

Page 13: ...aces The PT30 10 is housed in a padded bag for maximum protection during transit 1 9 Storage The PT30 10 when not in use must be stored in a dry environment corrosion damage may occur to the HV compon...

Page 14: ...ether this be a permanent test area or a temporary test area Appropriate controls and safety measures must be applied to this area including interlocks connected to the supply to ensure that the unit...

Page 15: ...her side of the connection should be grounded first Extra discharge probes and earth sticks are available from T R Test Equipment as an optional accessory If the test circuit includes capacitors each...

Page 16: ...unit and all leads are inspected for integrity and for signs of damage each time before any testing is started Ensure the high voltage leads are carefully stored and that the exposed ends are kept cl...

Page 17: ...test object The positive output must be blanked off using the plastic blanking plug provided not the metal dust cap It is also possible to carry out a positive unipolar test as shown in figure 3 alth...

Page 18: ...nnect to low impedance local earth Cable under test Blanking plug Figure 3 Connections for negative unipolar test 6 8 10 4 2 0 8 10 2 4 6 0 Mains supply Cable under test Connect to low impedance local...

Page 19: ...lthy cable h After 30 seconds discharge the cable This may be achieved either using the DP40 discharge probe or the internal dump circuit depending on the level of energy stored in the cable If the DP...

Page 20: ...ith output voltage The output over current trip is inactive when current limit mode is selected 2 3 2 Current Limit Operation Current limit mode is selected by pressing the current limit push button o...

Page 21: ...tor carbon brush condition on a regular basis Access is gained by removing the unit from the padded bag and then removing both of the side panels Rotate the regulator until the carbon brush can be see...

Page 22: ...22...

Page 23: ...cable fitted with HT plug clip colour coded red Supplied with protective cap for plug e 5 metre high voltage output cable fitted with HT plug clip colour coded black Supplied with protective cap for...

Page 24: ...24...

Page 25: ...test 2 0kV rms for 1 minute between mains input and frame Induced voltage test 35kV DC for 5 minutes Flashover test 6 flashovers at 30kV DC on each output direct to earth Normal voltage test 30kV DC...

Page 26: ...26...

Page 27: ...27 6 REVISION Product Type High Voltage DC Cable Test Set PT30 10 mk2 File PT30 10 mk2 manual v2 doc Author I Lake Issue Date 2 24 06 2013 Modified By T Clark Checked By P Cole Date 24 06 2013...

Page 28: ...28 Drawings Required A2 001344 latest issue...

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