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Summary of Contents for Seaward PR Series
- Page 1 PR Digital Range of Phase Comparison Equipment Operating Instructions Bracken Hill, South West Industrial Estate, Peterlee, Co. Durham SR8 2SW. England. Tel: +44 (0)191 586 3511 Fax: +44 (0)191 586 0227 www.seaward.com sales@seaward.com service@seaward.com...
- Page 3 SEAWARD Electronic Limited. This also applies to accompanying drawings and diagrams. Due to a policy of continuous development SEAWARD Electronic Limited reserves the right to alter the equipment specifi cation and description outlined in this...
- Page 4 PR Digital Range Operating Instructions Disposal of Old Product This product has been designed and manufactured with high quality materials and components that can be recycled and reused. When the crossed out wheelie bin symbol is attached to a product it means the product is covered by the European Directive 2012/19/EU.
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Page 5: Table Of Contents
PR Digital Range Operating Instructions PR Digital Range Phase Comparison Equipment The Seaward PR Digital Range of Phase Comparison Equipment provides a means of confi rming the presence of voltage on electrical circuits from 1 to 33KV. The PR Digital Range of Phase Comparison Equipment complies with the UK Electricity Council Engineering Recommendation G9. -
Page 6: Safety Notes
PR Digital Range Operating Instructions Safety Notes To ensure safe operation of the unit, all notes and warnings in these instructions must be observed at all times. This instrument should only be used by competent, suitably trained personnel, wearing appropriate PPE, after due consideration of any hazard involved. -
Page 7: Standard Accessories
PR Digital Range Operating Instructions Accessories Standard Accessories • PH3 proving unit (Part No 112A913) • PSU100 battery charger (Part No 124A912) • 1.5m Straight extension rod x 2 (Part No 141A901) • Earth Lead 3m (Part No 109A019) • Carry Case (Part No 71G014) Optional Accessories •... - Page 8 PR Digital Range Operating Instructions The phasing rod is also manufactured with a handguard and provides total encapsulation of the load elements. The digital voltage display is incorporated into the handguard housing. An external domed contact electrode ensures a positive contact with any terminal required to be tested.
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Page 9: Electrical Specifi Cations
PR Digital Range Operating Instructions Electrical Specifi cations PR15D PR33D Maximum System 15kV 33kV voltage Maximum Voltage 8.6kV 19kV to earth Measuring Range 0.00kV-8.6kV 0.0kV-19.0kV Resolution 100V Sensitivity AC/DC AC/DC Circuit current 0.5mA nominal @8.6kV 0.9mA nominal @19kV (IEC 61234-2) Dielectric leakage 7uA nominal @ 18kV 23uA nominal @ 40kV... -
Page 10: Operation
6.1.3 Before use the digital unit must be proof tested on a suitable proving unit such as the supplied Seaward PH3 proving unit. Refer to section 9.0 6.1.4 The earth clamp attached to the free end of the insulated earth cable must be attached to a suitable earth point i.e. - Page 11 6.1.7 After use the potential indicator must be proof tested on a suitable proving unit such as the supplied Seaward PH3 proving unit. Refer to section 9. 0 6.1.8 Once testing is complete unclip the earth clamp from the reference earth point. Disconnect the...
- Page 12 Operating Instructions 6.2.4 Before use both the digital unit and phasing rod must be proof tested on a suitable proving unit such as the supplied Seaward PH3 proving unit. Refer to section 9.0 6.2.5 The contact electrode digital unit should be positioned such as to make contact with a conductor or terminal of the fi...
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Page 13: Battery Charging
Insert the 6 pin socket fl ying lead from the PSU100 battery charger – Seaward Part 124A912 into the connector and fi rmly screw into place. Connect the mains lead from the charger to a 240VAC 50Hz supply and switch on. -
Page 14: Extension & Bent Rods
PR Digital Range Operating Instructions Extension & Bent End Rods Attachment 8.1.1 Loosen but do not fully remove the knurled head on the extension rod. 8.1.2 If the equipment is fi tted with removable contact electrodes, remove the domed head from the digital unit and / or phasing rod. - Page 15 Always fi t the forked head to extension rods when testing Overhead Lines. Proof Testing 8.3.1 Extension rods must be proof tested using the Seaward PH3 proving unit, both before and after use. For more detailed information see section 9.
- Page 16 PR Digital Range Operating Instructions Proof Testing Features of a PH3 Proving Unit 9.1.1 The terminations on the unit comprise of a knurled earth terminal at one end and a small metal probe on top of the unit. The small metal probe on top of the unit is manufactured to accommodate a domed contact electrode.
- Page 17 PR Digital Range Operating Instructions 9.2.5 Press the pushbutton on the proving unit. The display on the digital potential indicator will give a reading between 1000V and 1500V depending on the condition of the battery in the PH3. Warning – Do not touch the earth terminal and the brass tip on the proving unit simultaneously.
- Page 18 PR Digital Range Operating Instructions 9.3.4 Press the pushbutton on the proving unit. The display on the digital potential indicator will give a reading between 1000V and 1500V depending on the condition of the battery in the PH3. 9.3.5 Push the digital unit contact electrode on to the brass contact on the PH3 proving unit.
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Page 19: Maintenance
PR Digital Range Operating Instructions 10.0 Maintenance 10.1 The PR digital range of phase comparison equipment is extremely robust and should always be kept free from dust or any loose carbon particles. 10.2 Ensure the PR digital range of phase comparison equipment is kept dry with no surface moisture on either the body or housing / hand guard of the indicator or phasing rod. -
Page 20: Cleaning
PR Digital Range Operating Instructions 11.0 Cleaning 11.1 Clean the external case of the phase comparison equipment with a clean dry cloth. 11.2 Avoid using solvents and abrasive scouring agents to clean the external case of phase comparison equipment. 11.3 Check the battery contacts and mounting compartment are free of electrolytic contamination. - Page 21 PR Digital Range Operating Instructions...
- Page 22 PR Digital Range Operating Instructions...
- Page 24 109A559 Rev 3...
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