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SAE AS22227 - Bearing, Ball, Annular, Generator, and Motor Generator
October 1, 2018 - SAE

This standard establishes the requirements for antifriction ball bearings primarily intended for use in aircraft electrical generators and motor-generators. Classification Bearings shall be of the following types: Type I Bearing, Ball, Annular, primarily for aircraft generators...

UFGS-26 32 13.00 20 - SINGLE OPERATION GENERATOR SETS
August 1, 2018 - NAVY

NOTE: This guide specification covers the requirements for 1800 rpm diesel engine-generator sets with ratings up to 2000 kW at 0.8 power factor intended for use in low voltage, non paralleling, emergency electrical power systems meeting requirements of NFPA 70, NFPA 99, and MIL-HDBK-1191.

NFPA 86 - Standard for Ovens and Furnaces
January 1, 2019 - NFPA

This standard shall apply to Class A, Class B, Class C, and Class D ovens, dryers, and furnaces; thermal oxidizers; and any other heated systems and related equipment used for processing of materials. The terms ovens, dryers, and furnaces are used interchangeably and shall also apply to other...

SAE ARP5015 - (R) Ground Equipment - 400 Hertz Ground Power Performance Requirements
December 1, 2018 - SAE

This SAE aerospace recommended practice (ARP) covers the requirements for external ground power equipment supplying 115/200 V, three-phase, 400 HZ output power measured at the aircraft receptacle. All forms of 400 Hz ground power including mobile and fixed systems are addressed by this document....

IEEE P62271-37-013 DRAFT - High-voltage switchgear and controlgear - Part 37-013: Alternating-current generator circuit-breakers
July 1, 2018 - IEEE

This part of IEC 62271 is applicable to three-phase a.c. high-voltage generator circuit-breakers, hereafter called generator circuit-breaker, designed for indoor or outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 1 kV and up to...

DIN EN 16712-4 - Portable equipment for projecting extinguishing agents supplied by firefighting pumps - Portable foam equipment - Part 4: High expansion foam generators PN 16
October 1, 2018 - DIN

This document applies to high expansion foam generators, having an expansion ratio greater than 200:1, whose only source of external power is the pressure and/or flow of the water supply to the device. This is used by fire and rescue services and contains their specification and test...

IEEE P1661 DRAFT - Draft Guide for Test and Evaluation of Lead-Acid Batteries Used in Photovoltaic (PV) Hybrid Power Systems
December 1, 2018 - IEEE

This guide contains a field test procedure for lead-acid batteries used in PV hybrid power systems. Battery charging parameters are discussed with respect to PV hybrid power systems. The field test procedure is intended to verify the battery's operating setpoints and battery performance. Discussion...

IEEE P1561 DRAFT - Draft Guide for Optimizing the Performance and Life of Lead-Acid Batteries in Remote Hybrid Power Systems
October 1, 2018 - IEEE

This guide provides rationale and guidance for operating lead-acid batteries in remote hybrid power systems, taking into consideration system loads and the capacities of the system's renewable-energy generator(s), dispatchable generator(s), and battery(s). It also provides guidance...

Server Side development with Node.js and Koa.js Quick Start Guide
November 30, 2018 - PACKT

Build real-world robust web applications and APIs using the modern and expressive Koa Node.js framework. Key Features *Get up and running with Koa.js and leverage its power with node.js *Get the most out of Koa Async functions and generators *Create real time dynamic serverside apps...

IEEE P308 DRAFT - Standard Criteria for Class 1E Power Systems for Nuclear Power Generating Stations
October 1, 2018 - IEEE

This standard applies to the Class 1E portions of the following systems and equipment in single-unit and multiunit nuclear power generating stations: AC power systems DC power systems Instrumentation and control (I&C) power systems This standard does not apply to the preferred power supply; the...

DIN ISO 20816-5 - Mechanical vibration - Measurement and evaluation of machine vibration - Part 5: Machine sets in hydraulic power generating and pump-storage plants (ISO 20816-5:2018)
December 1, 2018 - DIN

Dieses Dokument enthält Anleitungen für die Bewertung der Schwingungen von Lagern, Lagerböcken oder Lagergehäusen sowie für die Bewertung der relativen Wellenschwingungen, die an Maschinensätzen in Wasserkraft- und Pumpspeicheranlagen unter üblichen Betriebsbedingungen gemessen werden. Die üblichen...

QPL-5413 - Generators, Tachometer, Four Pole
November 9, 2018 - NPFC

QUALIFIED PRODUCT LIST OF PRODUCTS QUALIFIED UNDER PERFORMANCE SPECIFICATION MIL-G-5413 Generators, Tachometer, Four Pole This QPL has been prepared for use by or for the Government in the acquisition of products covered by the subject specification and inclusion of a product is not intended...

ASME SRB-1 - Design, Installation, Maintenance, and Application of Ball Slewing Ring Bearings
November 5, 2018 - ASME

This Standard applies to the design, application, installation, inspection requirements, and maintenance of slewing ring bearings (SRBs) using balls that do not require dynamic capacity-life ratings. These also may be called slewing rings. This is inclusive of four-point contact single-row and...

DS/EN 16712-4 - Portable equipment for projecting extinguishing agents supplied by firefighting pumps – Portable foam equipment – Part 4: High expansion foam generators PN16
August 6, 2018 - DS

1.1 This document applies to high expansion foam generators, having an expansion ratio greater than 200:1, whose only source of external power is the pressure and/or flow of the water supply to the device. This is used by fire and rescue services and contains their specification and test...

VuePress Quick Start Guide
September 28, 2018 - PACKT

"A fast paced that will teach you to build Static JavaScript Sites and Amazing Web Apps Using VuePressKey Features *Build quick, SEO-friendly static websites with VuePress and Vue.js *Develop and maintain your sites long term*Use the power of Vue + webpack, and develop custom themes with Vue Book...

ASTM E2551 - Standard Test Methods for Humidity Calibration (or Conformation) of Humidity Generators for Use with Thermogravimetric Analyzers
October 1, 2018 - ASTM

These test methods describe the humidity calibration (or conformance) of humidity generators for use with thermogravimetric analyzers and other thermal analysis apparatus. The humidity range covered is 5 % relative humidity (% RH) to 95 % RH and the temperature range is 0 °C to 80 °C. The...

SAE J1939-21 - (R) Data Link Layer
October 1, 2018 - SAE

The SAE J1939 documents are intended for light, medium, and heavy-duty vehicles used on or off road, as well as appropriate stationary applications which use vehicle derived components (e.g., generator sets). Vehicles of interest include, but are not limited to, on- and off-highway trucks...

ISO 8528-5 - Reciprocating internal combustion engine driven alternating current generating sets - Part 5: Generating sets
October 1, 2018 - ISO

This document specifies design and performance criteria arising out of the combination of a reciprocating internal combustion (RIC) engine and an alternating current (a.c.) generator when operating as a unit. This unit can run paralleling or not to the grid. It applies to a.c. generating...

DIN ISO 20816-4 - Mechanical vibration - Measurement and evaluation of machine vibration - Part 4: Gas turbines in excess of 3 MW, with fluid-film bearings (ISO 20816-4:2018)
October 1, 2018 - DIN

This document is applicable to land-based gas turbines with fluid-film bearings and power outputs greater than 3 MW and an operating speed under load between 3 000 r/min and 30 000 r/min. In some cases (see the list of exclusions below), this includes other rotating machinery coupled either...

UL 1773 - UL Standard for Safety Termination Boxes
October 9, 2018 - UL

These requirements cover termination boxes rated 600 V or less that consist of lengths of bus bars, terminal strips, or terminal blocks with provision for wire connectors to accommodate incoming or outgoing conductors or both and are intended to be used in accordance with the National Electrical...

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