Ansi ieee standard device numbers in north america protective relays are generally referred to by standard device numbers.
Ansi code list electrical pdf.
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.
Aami association for the advancement of medical instrumentation ansi aam iec 60601 1 2 2014 medical electrical equipment part 1 2.
This document contains a listing of ansi approved standards organized alphabetically by developer and then by designation.
Ansi catalog catalog of ansi standards.
Ansi denial guide updated on february 15 2016 2016 copyright cgs administrators llc.
Web site offers news articles on line standards store and up to date information about national and international standardization activities.
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.
05 the procedure code bill type is inconsistent with the place of service.
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.
It is based on information available at the time.
Each record contains document number designation document title scope abstract and developer of the standard.
Federal institute promoting development and application of standardization in the manufacturing and service industries.
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.
These types of devices protect electrical systems and components from damage when an unwanted event occurs such as an electrical fault.
Device numbers the more commonly used ones are in bold 1 master element 2 time delay starting or closing relay.
Code description 01 deductible amount.
General requirements for basic safety and essential.
