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gb 21519 appliance performance test lab
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Temperature sensing controls Testing Equipment IEC 60730-1 House Hold Controls Product information: This device conforms to the standard requirement ...
2024-12-09 11:12:06
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...-1, GB/T20289-2006, GB/21519-2008 Application: This device is used for testing the performance of electric water heater when out of the factory. ...
2024-12-09 12:07:22
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