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UL 508I OUTLINE - UL OUTLINE FOR INVESTIGATION MANUAL DISCONNECT SWITCHES INTENDED FOR USE IN PHOTOVOLTAIC SYSTEMS - ISSUE 2 Organization: UL
Date: 2015-12-18
Description: Manual disconnect switches are intended for installation in accordance with Part III of Article 690 of the National Electrical Code, NFPA 70. Power operable (electromechanical) disconnect switches are intended for use as disconnecting purposes supplementary to manual disconnecting means that are required by Part III of Article 690 of the National Electrical Code, NFPA 70.
UL 1008M OUTLINE - UL OUTLINE FOR INVESTIGATION TRANSFER SWITCH EQUIPMENT, METER MOUNTED - ISSUE 2 Organization: UL
Date: 2015-08-28
Description: Generators and associated wiring connected to the generator terminals of the transfer switch are not considered under the exclusive control of the utility, and are under the purview of NFPA 70. An automatic transfer switch as covered by these requirements is a device that automatically transfers a common load from a normal supply to an alternate supply in the event of failure of the normal supply, and automatically returns the load to the normal supply when the normal supply is restored.
UL 1053 - UL STANDARD FOR SAFETY GROUND-FAULT SENSING AND RELAYING EQUIPMENT - SEVENTH EDITION; REPRINT WITH REVISIONS THROUGH AND INCLUDING NOVEMBER 19, 2015 Organization: UL
Date: 2015-08-05
Description: These devices are intended to operate with shunt-trip circuit breakers, electrically tripped bolted pressure contact switches and the like that constitute the disconnecting means. A Class I ground-fault protection device is one that does not incorporate means to prevent opening of the disconnecting means at high levels of fault current and is intended for use with the following: a) Circuit breakers, b) Fused circuit breakers, c) Fused switches having an interrupting rating not less than 12 times their ampere rating, or d) Fused switches having integral means to prevent disconnecting at levels of fault current exceeding the contact interrupting rating of the switch.
UL 698A - UL STANDARD FOR SAFETY INDUSTRIAL CONTROL PANELS RELATING TO HAZARDOUS (CLASSIFIED) LOCATIONS - THIRD EDITION; REPRINT WITH REVISIONS THROUGH AND INCLUDING DECEMBER 14, 2016 Organization: UL
Date: 2012-09-14
Description: The industrial control panels covered by these requirements are assemblies consisting of components such as motor controllers, overload relays, fused disconnect switches, and/or circuit breakers and related control devices such as pushbutton stations, selector switches, pilot lights, timers, switches, control relays and the like with associated wiring terminals.
NECA NEIS 130 - STANDARD FOR INSTALLING AND MAINTAINING WIRING DEVICES Organization: NECA
Date: 2010-01-01
Description: Applications Included This standard covers the installation and maintenance of low-voltage wiring devices permanently installed on building premises wiring systems for residential, commercial, and industrial applications in non-hazardous (unclassified) locations, such as for convenience receptacles, lighting switches, disconnect switches, and fixed, stationary or portable electric signs.
NECA NEIS 406 - STANDARD FOR INSTALLING RESIDENTIAL GENERATOR SETS Organization: NECA
Date: 2003-01-01
Description: Related Items a) This standard covers installation of related items such as transfer switch panels, disconnect switches, control panels, and fuel supply systems.
UL 810 - UL STANDARD FOR SAFETY CAPACITORS - FIFTH EDITION; REPRINT WITH REVISIONS THROUGH AND INCLUDING AUGUST 18, 2014 Organization: UL
Date: 1995-05-04
Description: Capacitors employing polymeric enclosures or capacitors employing a partial metallic enclosure (i.e. remainder of enclosure such as the cap/cover which is not crimped to the case) that are not provided with internal protection and intended to be located in circuits not requiring fault current protection may be evaluated using only the construction requirements of Part I The requirements in Part II of this standard apply to general-use power-factor-correction units consisting of one or more capacitors with or without protective fusing or overloads, with or without a switch or other disconnect device all within a protective enclosure; rated 600 volts maximum and intended for power-factor correction of circuits in accordance with the National Electrical Code, ANSI/NFPA 70.
UL 231 - UL STANDARD FOR SAFETY POWER OUTLETS - TENTH EDITION Organization: UL
Date: 2016-10-05
Description: Fittings may be panels or combination units incorporating receptacles, disconnecting means, overcurrent protection or other devices that have been determined to be equivalent.

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