REX640 is a powerful all-in-one protection and control relay for advanced power generation and distribution applications. REX640 offers unmatched flexibility throughout its entire life cycle – from ordering through testing and commissioning, to upgrading the functionality of its modular software and hardware to meet new application requirements.

REX640 makes protecting all your assets in advanced power generation and distribution applications easy. The fully modular design allows unequaled customization and modification flexibility, and easy adaptation to changing protection requirements throughout the relay life cycle.

REX640 是 ABB Relion® 保护和控制继电器系列产品， 巩固了 Relion 作为可靠继电器系列的地位。 应用程序包概念，提供最大的便利性和灵活性 REX640 有多种现成的应用程序包可供选择。应用程序 包包括各种保护和控制功能，可以灵活组合，以创建满

REX640 – innovative, flexible and easy to use The outcome of a long-standing evolution – building on ABB’s strong heritage of freely configurable multifunctional relays

REX640 7 Installation Manual • Values of quantities are expressed with a number and an SI unit. The corresponding imperial units may be given in parentheses. • This document assumes that the parameter setting visibility is "Advanced". Installation Manual. 1) D.

rex640 是在 abb 可自由配置的強大多功能電驛基礎之 上長期發展的成果。能夠以同一套裝置覆蓋各種公用事業 和工業應用並同時管理多個應用，確保提供靈活、通用且 經濟高效的保護解決方案。 rex640 旨在不斷推進變電站的數位化。因此，rex640

REX640 DNP3 Communication Protocol Manual 9. 1.3 Product documentation. 1.3.1 Product documentation set. Planning & purchase Engineering Installation Commissioning Operation Maintenance Decommissioning, deinstallation & disposal. Quick installation guide Brochure Product gudei Operation manual

rex640 是功能强大的一体化保护和控制继电器，适用于先进的发电和配电应用。 REX640在其整个生命周期内都具有无与伦比的灵活性--从订购到测试和调试，再到升级模块化软件和硬件的功能以满足新的应用需求。

– REX640 narrow as a convenient retrofit alternative for replacing, for instance, ABB’s REF 542, REF 542plus, RE_ 541/3/5 and 630 series relays due to similar dimensions • Powerful protection and control relay designed to fit smaller switchgear • Detachable connectors to facilitate wiring installation in tight spaces

REX640 is a powerful all-in-one protection and control relay for advanced power generation and distribution applications. REX640 offers unmatched flexibility throughout its entire life cycle – from ordering through testing and commissioning, to upgrading the functionality of its modular software and hardware to meet new application requirements.