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ANSI C82.11 - Lamp Ballasts - High Frequency Fluorescent Lamp Ballasts
January 1, 2017 - NEMA

This standard is intended to cover high frequency ballasts which have rated open-circuit voltages of 2000 volts or less, operate the lamp at frequencies between 10 kHz and 500 kHz., and are intended to operate at a supply frequency of 50 Hz or 60 Hz. This comprises ballasts for hot-cathode...

NR/L3/TRK/4004 - Switch & Crossing Assemblies
December 7, 2019 - NR

This Network Rail standard specifies the requirements for the design and manufacture of new switch and crossing units, switch and crossing assemblies and expansion devices or expansion device panels. It also specifies those components to be used in the manufacturing process and...

NEMA TS 2 - Traffic Controller Assemblies with NTCIP Requirements
January 1, 2016 - NEMA

NEMA TS 2 covers traffic signaling equipment used to facilitate and expedite the safe movement of pedestrians and vehicular traffic. Two approaches to expansion of traffic features of NEMA TS 1, Traffic Control Systems, are provided: 1. Type 1: Entirely new performance oriented...

NEMA XR 28 - Supplemental Requirements for User Information and System Function Related to Dose in CT
January 1, 2018 - NEMA

This Standard identifies uniform and standardized manufacturer's information provided to users of a CT scanner. Users include people designated through an Access Control system to operate a CT scanner according to the manufacturer's user instructions, to authorize protocols in the facility where...

DELPHI DX280085 - SYNTHETIC ELECTRICAL SWITCH GREASE
September 1, 1999 - DELPHI-I

1. SCOPE This specification covers a synthetic electrical switch grease. The product is suitable for low milliamp and high current applications requiring durability and copper and silver corrosion protection over a range of -40 to 168° C. The material is intended for use in switches,...

ISO 22055 - Switch and crossing rails
November 1, 2019 - ISO

This document specifies switch and crossing rails that carry railway wheels as specified in ISO 5003. These are used in conjunction with flat bottom (vignole) railway rails. After switch and crossing rails are produced, in order to be ready for railway track use, secondary processing...

NEMA LSD 18 - Selection of Electronic Ballasts for Fluorescent Lamps in Frequently Switched Applications
January 1, 2018 - NEMA

Introduction Switching off fluorescent lamps whenever a room is unoccupied saves energy. Energy codes mandate automatic shutoff of non-residential buildings. Occupancy sensors mandated switching off lighting when leaving a room, and automated building systems save energy by removing...

ANSI C78.375 - Electric Lamps — Fluorescent Lamps — Guide for Electrical Measures
January 1, 2014 - NEMA

This Standard describes the procedures to be followed and the precautions to be observed in obtaining uniform and reproducible measurements of the electrical characteristics of fluorescent lamps under Standard conditions when operated on alternating current (ac) circuits. These methods are...

PIP ELSMC14 - Low-Voltage Switch Rack Specification
January 1, 2019 - PIP

This Practice describes the requirements for the design, fabrication, inspection, testing, and shipping of factory-assembled outdoor low-voltage switch racks. This Practice includes requirements for switch rack components including buses, enclosures, motor starters, fused...

SAE J249 - Mechanical Stop Lamp Switch
June 1, 1988 - SAE

1. Scope--The mechanical stop lamp switch is an operator activated mechanical device intended primarily to control the functioning of the stop lamp and high mounted stop lamp circuits. Secondarily, the device may control the functioning of various accessories, such as disengaging cruise...

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