RET620 NCTNAAAANDCBNNIXF Transformer protection and control

RET620 is a dedicated transformer management relay for the protection, control, measurement and

supervision of both power and step-up transformers, including power generator-transformer blocks,

in utility and industrial power distribution systems. RET620 is also ideal for voltage regulation.

Compact and versatile two-winding power transformer protection relay with integration of protection,

control, monitoring and supervision in one relay.

RET620 is a member of ABB’s Relion® family and part of its 620 protection and control product series.

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Description

RET620 NCTNAAAANDCBNNIXF Transformer protection and control

RET620 is a dedicated transformer management relay for the protection, control, measurement and

supervision of both power and step-up transformers, including power generator-transformer blocks,

in utility and industrial power distribution systems. RET620 is also ideal for voltage regulation.

Compact and versatile two-winding power transformer protection relay with integration of protection,

control, monitoring and supervision in one relay.

RET620 is a member of ABB’s Relion® family and part of its 620 protection and control product series.

Scope

  • Protection for two-winding power transformers

Key benefits

  • Extensive protection and control functionality
  • Functional scalability and extensive possibilities to easily tailor configurations to application-specific requirements
  • Withdrawable plug-in unit design for swift installation and testing
  • Large graphical display showing customizable SLDs, accessible either locally or through an easy-to-use web-browser-based HMI
  • Extensive life-cycle services

RET620

Key features

  • Extensive range of protection and control functionality for two-winding power transformers,
  • including advanced and fast differential protection with high inrush stability
  • Supports various neutral earthing options, matching either high-impedance or numerical low-impedance restricted earth-fault principles
  • Optionally can also include automatic voltage regulation of power transformers with a
  • motor-driven on-load tap changer and arc protection
  • Supports native IEC 61850 Edition 1 and 2, including redundancy HSR and PRP,
  • GOOSE messaging and IEC 61850-9-2 LE for less wiring and supervised communication
  • Supports Modbus, DNP3 and IEC 60870-5-103 communication protocols and different time
  • synchronization methods, including high-accuracy time synchronization via IEEE 1588 V2 Precision Time Protocol

 

Please contact Sunny sales@xiongbagk.cn for the best price.

➱ sales manager: Sunny
➱ email mailto: sales@xiongbagk.cn
➱ Skype/WeChat: 18059884797
➱ phone/Whatsapp: + 86 18059884797
➱ QQ: 3095989363
➱ Website:www.sauldcs.com

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