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JB/T 2290-2020 PDF English

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JB/T 2290-2020: (Marine low voltage contactor and AC motor starter)
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JB/T 2290: Historical versions

Std IDVersionUSDBuyDeliver [PDF] inTitle (Description)
JB/T 2290-2020English849 Add to Cart 6 days [Need to translate] (Marine low voltage contactor and AC motor starter)
JB/T 2290-2007EnglishRFQ ASK 8 days [Need to translate] Low-voltage contactors and AC motor-starters in ships
JB/T 2290-1993EnglishRFQ ASK 11 days [Need to translate] LOW－voltage contactors and AC motor starters in ships
JB 2290-1978EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard)

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Basic data

Standard ID JB/T 2290-2020 (JB/T2290-2020)
Description (Translated English) (Marine low voltage contactor and AC motor starter)
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard K32
Classification of International Standard 29.130.20
Word Count Estimation 38,384
Date of Issue 2020-04-16
Date of Implementation 2021-01-01
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the normal working conditions, installation conditions, structure, performance requirements, test methods and inspection rules of marine low-voltage contactors and AC motor starters. This standard applies to low-voltage contactors and AC motor starters for ships in non-explosive and hazardous gas environments with AC voltage of 1 000V or DC voltage of 1 500V and below in the main circuit. This standard does not apply to the following contactors and starters: star-delta starters, rotor varistor starters and auto decompression starters for special purposes and continuous operation in the starting position; unbalanced rotor varistor starters , that is, the resistance value of each phase is different; starters not only for starting but also for speed regulation; liquid starters and "liquid-gas" starters; semiconductor contactors and semiconductor contactors used in the main circuit

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