loading
IEEE CIRCUITS AND FILTERS - THE CIRCUITS AND FILTERS HANDBOOK
IEEE
A description is not available for this item.
IEC 60898-3 - Electrical accessories – Circuit-breakers for overcurrent protection for household and similar installations – Part 3: Circuit-breakers for DC operation
April 1, 2019 - IEC

This part of IEC 60898 applies to DC circuit-breakers, having a rated DC voltage not exceeding 440 V, a rated current not exceeding 125 A and a rated short-circuit capacity not exceeding 10 000 A. These circuit-breakers are intended for the protection against...

ASSP FALL PROTECTION - Z359 FALL PROTECTION CODE
January 1, 2017 - ASSP
A description is not available for this item.
IEC 60934 - Circuit-breakers for equipment (CBE)
January 1, 2019 - IEC

This document is applicable to mechanical switching devices designed as "circuit-breakers for equipment" (CBE) for household and similar applications. CBEs according to this document are intended to provide protection to circuits within electrical equipment including its...

IEC 60934 REDLINE - Circuit-breakers for equipment (CBE) IEC
January 1, 2019 - IEC

This document is applicable to mechanical switching devices designed as "circuit-breakers for equipment" (CBE) for household and similar applications. CBEs according to this document are intended to provide protection to circuits within electrical equipment including its...

DS/EN IEC 60947-4-1 - Low-voltage switchgear and controlgear – Part 4-1: Contactors and motor-starters – Electromechanical contactors and motor-starters
March 25, 2019 - DS

This part of IEC 60947 is applicable to the following equipment: - electromechanical contactors and starters including motor protective switching device (MPSD); - actuators of contactor relays; - contacts dedicated exclusively to the coil circuit of this contactor or this contactor...

IEC 60255-181 - Measuring relays and protection equipment – Part 181: Functional requirements for frequency protection
February 1, 2019 - IEC

This part of IEC 60255 specifies the minimum requirements for functional and performance evaluation of frequency protection. This document also defines how to document and publish performance test results. This document covers the functions based on frequency measurement or rate of change of...

DS/ISO 16645 - Radiological protectionMedical electron accelerators – Requirements and recommendations for shielding design and evaluation
September 18, 2018 - DS

ISO 16645:2016 is applicable to medical electron linear accelerators i.e. linear accelerators with nominal energies of the beam ranging from 4 MV to 30 MV, including particular installations such as robotic arm, helical intensity modulated radiotherapy devices and dedicated...

IEC 60947-9-1 - Low-voltage switchgear and controlgear -Part 9-1: Active arc-fault mitigation systems - Arc quenching devices
January 1, 2019 - IEC

This part of IEC 60947 covers low-voltage arc quenching devices, hereinafter referred to as AQDs, which are intended to eliminate arc-faults in low-voltage assemblies (typically lowvoltage switchgear and controlgear assemblies in accordance with the IEC 61439 series), by creating a lower...

UL 1699B - UL Standard for safety Photovoltaic (PV) DC Arc-Fault Circuit Protection
August 22, 2018 - UL

These requirements cover DC photovoltaic arc-fault circuit protection devices intended for use in solar photovoltaic electrical energy systems as described in Article 690 of the National Electrical Code, NFPA 70. This protection is intended to mitigate the effects of...

SNZ AS/NZS 60079.0 - Explosive atmospheres Part 0: Equipment - General requirements
March 7, 2019 - SNZ

This part of IEC 60079 specifies the general requirements for construction, testing and marking of Ex Equipment and Ex Components intended for use in explosive atmospheres. The standard atmospheric conditions (relating to the explosion characteristics of the atmosphere) under which it may be...

ISO 10993-1 - Biological evaluation of medical devices - Part 1: Evaluation and testing within a risk management process
August 1, 2018 - ISO

This document specifies: - the general principles governing the biological evaluation of medical devices within a risk management process; - the general categorization of medical devices based on the nature and duration of their contact with the body; - the evaluation of...

IEC 60335-2-23 - Household and similar electrical appliances – Safety – Part 2-23: Particular requirements for appliances for skin or hair care
March 1, 2019 - IEC

This part of IEC 60335 deals with the safety of electric appliances for the care of skin or hair of persons or animals and intended for household and similar purposes, their rated voltage being not more than 250 V. NOTE 101 Examples of appliances that are within the scope of this standard are -...

SAE AIR6540 - Fundamentals in Wire Selection and Sizing for Aerospace Applications
January 1, 2019 - SAE

The scope of this report is to capture fundamental principles of selecting a wire size for an aerospace application using the method prescribed in the AS50881 standard and additional calculations, not found in AS50881, to ensure the wire selection will adequately perform in the specific physical...

UL 2610 - UL Standard for Safety Commercial Premises Security Alarm Units and Systems
November 29, 2018 - UL

General These requirements cover construction, performance, operation, and maintenance of: a) Central station burglar alarm systems intended and specifically designated for burglaryprotection use at mercantile and banking premises, mercantile safes and vaults, and bank safes and vaults; b) Police...

IEC 60947-4-1 REDLINE - Low-voltage switchgear and controlgear – Part 4-1: Contactors and motor-starters – Electromechanical contactors and motor-starters
October 1, 2018 - IEC

This part of IEC 60947 is applicable to the following equipment: - electromechanical contactors and starters including motor protective switching device (MPSD); - actuators of contactor relays; - contacts dedicated exclusively to the coil circuit of this contactor or this contactor...

IEC 60947-4-1 - Low-voltage switchgear and controlgear – Part 4-1: Contactors and motor-starters – Electromechanical contactors and motor-starters
October 1, 2018 - IEC

This part of IEC 60947 is applicable to the following equipment: - electromechanical contactors and starters including motor protective switching device (MPSD); - actuators of contactor relays; - contacts dedicated exclusively to the coil circuit of this contactor or this contactor...

UL 2238 - UL Standard for Safety Cable Assemblies and Fittings for Industrial Control and Signal Distribution
October 2, 2018 - UL

These requirements cover devices intended for inter-connection of equipment, sensors, and actuators in remote-control, signaling, and power-limited circuits. Included are cable assemblies and fittings, feeder-tap cable systems, feed-through connectors, multi-outlet fittings,...

UL 111 OUTLINE - Outline of Investigation for Multioutlet Assemblies
September 21, 2018 - UL

These requirements cover Multioutlet Assemblies and factory assembled wiring kits for installation in Multioutlet Assemblies. Multioutlet Assemblies consist of a raceway, multiple outlet wiring devices that provide power for connection of utilization equipment. Multioutlet Assemblies are...

Advertisement