Ansi Code List Electrical Pdf

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Ansi code list electrical pdf.

In the design of electrical power systems the ansi standard device numbers ansi ieee standard c37 2 standard for electrical power system device function numbers acronyms and contact designations identifies the features of a protective device such as a relay or circuit breaker these types of devices protect electrical systems and components from damage when an unwanted event occurs such. In the design of electrical power systems the ansi standard device numbers ansi ieee standard c37 2 denote what features a protective device supports such as a relay or circuit breaker. Ansi denial guide updated on february 15 2016 2016 copyright cgs administrators llc. It is based on information available at the time.

Thermal overload protection ansi code 49 negative phase unbalance protection ansi code 46 excessive start up time and locked rotor protectioni ansi code 51 lr protection against too many successive srart ups ansi code 66 phase undercurrent protection ansi code 37 undervoltage protection ansi code 27 remanent undervoltage. 04 the procedure code is inconsistent with the modifier used or a required modifier is missing. Gedigitalenergycom 1 ansi standard device numbers common acronyms suffixes description 1 positive sequence 2 negative sequence a alarm auxiliary power ac alternating current an anode b bus battery or blower bf breaker failure bk brake bl block valve bp bypass bt bus tie bu backup c capacitor condenser compensator carrier current case or compressor ca cathode ch check valve. This document contains a listing of ansi approved standards organized alphabetically by developer and then by designation.

Device numbers the more commonly used ones are in bold 1 master element 2 time delay starting or closing relay. These types of devices protect electrical systems and components from damage when an unwanted event occurs such as an electrical fault. Each record contains document number designation document title scope abstract and developer of the standard. Code description 01 deductible amount.

Ansi ieee standard device numbers in north america protective relays are generally referred to by standard device numbers. 05 the procedure code bill type is inconsistent with the place of service. Ansi catalog catalog of ansi standards. General requirements for basic safety and essential.

Federal institute promoting development and application of standardization in the manufacturing and service industries.