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API STD 521: Guide for Pressure-relieving and Depressuring Systems – Edition 6

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682

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1197

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CSA Z341 Series-18: Storage of hydrocarbons in underground formations

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CSA Z662:23 – Oil and gas pipeline systems

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CSA B51:24 Boiler, Pressure Vessel, and Pressure Piping Code

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ISO 1466:1973

ISO 1466:1973 Lever-operated manual switches for aircraft – Performance requirements

CDN $124.00

SKU: 5ec531f05bbf Categories: ,

Description

Gives the requirements for two classes of single-hole fixing switches for use in nominal 28 V d. c. and 115/200 V three-phase, 400 Hz a.c. systems. Class 1 switches are sealed and are suitable for higher altitude and temperature conditions than are Class 2 switches, which are sealed only at the lever entry. Furthermore, gives requirements for dimensions, operation, construction, voltage and current ratings, environment, tests, type tests, production tests, quality tests, declarations and marking.

Edition

1

Published Date

1973-09-01

Status

PUBLISHED

Pages

8

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

Gives the requirements for two classes of single-hole fixing switches for use in nominal 28 V d. c. and 115/200 V three-phase, 400 Hz a.c. systems. Class 1 switches are sealed and are suitable for higher altitude and temperature conditions than are Class 2 switches, which are sealed only at the lever entry. Furthermore, gives requirements for dimensions, operation, construction, voltage and current ratings, environment, tests, type tests, production tests, quality tests, declarations and marking.

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