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High Voltage Phasing Units - Datasheet

High Voltage Phasing Units - Datasheet

High Voltage Phasing Units - Datasheet

Product catalog summary
Overview: The document provides technical specifications and features of Seaward's HV Phasing Units, specifically the PR11, PR15D, and PR33D models. These units are designed for phase comparison in earthed neutral systems, facilitating the paralleling of circuits without voltage transformers.
Specifications:
  • PR11: Suitable for systems from 1kV to 11.5kV, featuring PVC hand guards, a neon indicator, and compliance with UK Electricity Council Engineering recommendation G9. It has a maximum system voltage of 11kV and a measuring range with a resolution of 10V.
  • PR15D/PR33D: Digital instruments for systems up to 15kV and 33kV respectively. They provide phase angle comparison and voltage indication. The PR15D has a resolution of 10V, while the PR33D has a resolution of 100V.
Features:
  • Both PR15D and PR33D include a proving unit, battery charger, overhead line extensions, and a carrying case.
  • The PR11 features a neon indicator enclosed in a shock-resistant sleeve and is designed for direct use with switchgear.
Technical Details:
  • PR11: Circuit current is 0.9mA nominal at 11.5kV, with dielectric leakage current at 25µA nominal at 13.58kV.
  • PR15D: Circuit current is 0.5mA nominal at 15kV, with dielectric leakage current at 7µA nominal at 18kV.
  • PR33D: Circuit current is 0.9mA nominal at 33kV, with dielectric leakage current at 23µA nominal at 40kV.
Accessories: The PR15D/PR33D units come with essential accessories such as a proving unit, battery charger, and overhead line extensions, enhancing their usability in various field conditions.
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Catalog excerpts

High Voltage Phasing Units - Datasheet-1

Seaward Bracken Hill, South West Industrial Estate, Peterlee, SR8 2SW Tel: +44 (0) 191 5863511 Web: www.seaward.co.uk Email: [email protected] Fax: +44 (0) 191 5860227 HV Phasing Units The PR11 provides a means of phase comparison at the point of paralleling two circuits, without the interposition of voltage transformers or secondary wiring earthed neutral systems. A neon type instrument, it is designed for use on earthed neutral systems up to 11KV. The PR15D / PR33D units enable phase angle comparison on earthed neutral systems up to 15KV and 33KV respectively. The digital reading instruments provide voltage measurements and are supplied with detatchable earth lead, allowing the digital leg to be used as a voltage indicator, independently from the phasing leg. Phase comparison equipment. PR15D / PR33D Accessories (included) n 1 x Proving Unit n 1 x Battery Charger n 2 x Overhead Line Extensions (1.5m) n All leads and instructions n Supplied with carrying case n Bent adaptors available for use with switch gear PR11 PR15D/PR33D

 Open the catalog to page 1
High Voltage Phasing Units - Datasheet-2

Cropico Hampton Road, Croydon, Surrey, United Kingdom, CR9 2RU Tel: +44 (0) 20 86844025 Web: www.cropico.com Email: [email protected] Fax: +44 (0) 20 86844094 WORLD LEADERs IN SAFETY TEST AND MEASUREMENT G R O U P SEAWARD PRECISION INSTRUMENTS CROPICO MEDICAL RIGEL INDUSTRIAL SAFETY INSTRUMENTS CLARE PORTABLE ELECTRICAL SAFETY INSTRUMENTS SEAWARD Seaward test and measurement companies include: HV PHASING UNITS SPECIFICATIONS PR15D / PR33D Specifications Features n Provides a means of phase angle comparison and indication of phase angle voltage at the point of intended paralleling of two circuits...

 Open the catalog to page 2

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