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Risk management. Protection against lightning. Part 2. Risk assessment
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Radio-frequency cables types PK 50-33-15; PK 50-33-15-B and PK 50-33-15-OP. Specifications
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Switches for appliances. Part 1. General requirements
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Rubber insulated cables of rated voltages to 450/750 v including. Heat-resistant ethylene-vinyl acetate rubber insulated cables
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Power transformers. Tests for mechanical strength of tanks
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