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Single input energizing quantity measuring relays with dependent specified time
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Metal-clad polyester film for flexible printed plates. Specifications
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System of integrated management for nuclear facilities and activities during their construction and operation. Basic principles
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Explosionproof electrical apparatus. Pressurized enclosure. Technical requirements and methods of testing
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Low-voltage switchgear and controlgear. Part 5-5. Control circuit devices and switching elements. Electrical emergency stop devices with mechanical latching function
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Cases, boards, boxes metal. Enclosures, frames. Basic dimensions
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