STB PDF

Rotating electrical machines - AC electrical machines used in power drive systems. Application guide. Original standard PD CLC IEC TS 60034-25-2024 in PDF full version. Additional info + preview on request

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Rotating electrical machines - Efficiency classes of variable speed AC motors (IE-code). Original standard PD CLC IEC TS 60034-30-2-2021 in PDF full version. Additional info + preview on request

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Rotating electrical machines - Selection of energy-efficient motors including variable speed applications. Application guidelines. Original standard PD CLC IEC TS 60034-31-2024 in PDF full version. Additional info + preview on request

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Rotating electrical machines - Measurement of stator end-winding vibration at form-wound windings. Original standard PD CLC IEC TS 60034-32-2021 in PDF full version. Additional info + preview on request

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Explosive atmospheres - Intrinsically safe systems with electronically controlled spark duration limitation. Original standard PD CLC IEC TS 60079-39-2019 (2020) in PDF full version. Additional info + preview on request

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Explosive atmospheres - Equipment in adverse service conditions. Original standard PD CLC IEC TS 60079-43-2021 in PDF full version. Additional info + preview on request

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