Standards World

IEC 61837-3:2000 pdf free download – surface mounted piezoelectric devicesfor frequency control and selection – Standard outlines and terminal lead connections

IEC 61837-3:2000 pdf free download - surface mounted piezoelectric devicesfor frequency control and selection - Standard outlines and terminal lead connections 1Scope This part of lEC 61837 deals with standard outlines and terminal lead connections as theyapply...

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ISO 11363-1:2010 pdf free download – Gas cylinders – – 17E and 25E taper threads for connection of valves to gas cylinders一 Part 1: Specifications

ISO 11363-1:2010 pdf free download - Gas cylinders - - 17E and 25E taper threads for connection of valves to gas cylinders一 Part 1: Specifications. This part of ISO 11363 specifies dimensions and tolerances for taper screw...

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IEC 61558-2-20:2000 pdf free download – Safety of power transformers, power supply units and similar devices

IEC 61558-2-20:2000 pdf free download - Safety of power transformers, power supply units and similar devices 1Scope Replacement: This part of lEC 61558 applies to stationary or portable, single-phase or poly-phase, air-cooled(natural or forced) general purpose small...

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ISO 11171:2010 pdf free download – Hydraulic fluid power一Calibration of automatic particle counters for liquids

ISO 11171:2010 pdf free download - Hydraulic fluid power一Calibration of automatic particle counters for liquids. The final dilution of the polystyrene latex sphere suspension which is actually counted shall be clear in appearance. Cloudiness in the samples...

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IEC 61347-2-6:2000 pdf free download – Lamp controlgear

IEC 61347-2-6:2000 pdf free download - Lamp controlgear 15Abnormal conditions The ballast shall not impair safety when operated under abnormal conditions at the maximumvalue of the rated voltage range. Abnormal conditions are working conditions in which one...

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ISO 10993-10:2010 pdf free download – Biological evaluation of medical devices – Part 10: Tests for irritation and skin sensitization

ISO 10993-10:2010 pdf free download - Biological evaluation of medical devices - Part 10: Tests for irritation and skin sensitization. Comparison of the number of test animals having a positive response at challenge with the appropriate controls...

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IEC 61347-2-4:2000 pdf free download – Lamp controlgear

IEC 61347-2-4:2000 pdf free download - Lamp controlgear 1Scope This part of lEC 61347 specifies particular safety requirements for d.c. supplied electronicballasts intended for operation from transient and surge-free power sources, operated directlyfrom batteries without charging equipment...

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ISO 10961:2010 pdf free download – Gas cylinders一Cylinder bundles一 Design, manufacture, testing and inspection

ISO 10961:2010 pdf free download - Gas cylinders一Cylinder bundles一 Design, manufacture, testing and inspection. 6.2 Product and hazard identification 6.2.1 Precautionary labels Individual cylinders in bundles are not required to have labels attached. The appropriate precautionary labels...

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IEC 61300-2-40:2000 pdf free download – Fibre optic interconnecting devicesand passive components – Basic test and measurement procedures

IEC 61300-2-40:2000 pdf free download - Fibre optic interconnecting devicesand passive components - Basic test and measurement procedures 1.1 Scope and object This part of lEC 61300 describes the test for screening single-mode tuned connectors againsttuning errors....

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ISO 10893-10:2011 pdf free download – Non-destructive testing of steel tubes一 Part 10: Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections

ISO 10893-10:2011 pdf free download - Non-destructive testing of steel tubes一 Part 10: Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections. 6.3.2.4 The...

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