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Large Generator Voltage Regulator Retrofit
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Basler DECS-250 Replaces an Aging System
This case study highlights how a Midwestern utility replaced aging hydro generator excitation systems with Basler DECS-250 controllers, improving generator control, communications integration, and remote operation capabilities across all four generating units.
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Full Static Exciter Replacement of Obsolete ABB System
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BE1-11g Bulletin, Rev 21, French
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BE1-11g Bulletin, Rev 21, English
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Standards, Dimensions and Accessories, Rev 23, English
This brochure provides an overview of Basler protection and control devices and available accessories, including adapter plates and mounting kits designed to simplify relay installation, replacement, and retrofit applications.
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Technical Paper: Three Phase Transformer Winding Configurations and Differential Relay Compensation
This technical paper reviews three-phase transformer winding configurations and explains how transformer differential relays compensate for phase shifts, current balance, and winding connection characteristics to ensure accurate differential protection.
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Application Note: PC-11G
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Application Guide: Generator Protection
This application guide assists engineers in selecting and applying protective relays for generator protection, covering common generator fault conditions, recommended protection functions, and practical application examples.
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Agency Certification: UL Certificate of Compliance, CEM-125
This UL Certificate of Compliance verifies that the CEM-125 Contact Expansion Module meets UL 6200 and ULC 6200 requirements as a UL Recognized Component for power production applications in the United States and Canada.