Factory best selling XJM7-W Measuring Box (Outdoor Energy Measuring Box) to California Manufacturers


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XJM7-K measuring cabinet (outdoor street lamp measurement control box) is suitable in power supply line with AC 50HZ, rated insulation voltage 660V, rated voltage 380/220v, as energy measurement equipment of residential quarters, villas energy measurement etc.

In line with GB7251.1-1997 and GB7251.3-1997 standards.

3C certificate:


This video demonstrates how to wire batteries in series and in parallel. Series means connecting a negative terminal of one battery to the positive terminal of another battery to increase the Voltage . A Parallel connection on the other hand, means connecting “like” (Positive to Positive and Negative to Negative) terminals of batteries together. This does not increase the voltage, but it doubles the Amp-Rating or Runtime. The video demonstrates how to get 24 and 36 volts from a series of 12 Volt batteries. Visit my website at: http://www.inspectorbots.com or email me at info@inspectorbots.com

Buy them at the best price in http://www.electricautomationnetwork.com/en/categories/residual-current-devices-rcd-ground-fault-circuit-interrupter-gfci-breaker-rccb#/manufacturer-eaton_moeller

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