2015年2月1日星期日

electric transformer

Picture auto regulator regulator can simultaneously output two voltage 220V and 110V. But even when all the output from 110V, the load carried by the regulator can not Voltage stabilizer exceed 50% of rated capacity, otherwise overload use.
⒈ received the regulator input distribution board and the placement of the power distribution panel retention rates in line with the instrument power fuse to ensure safe use of electricity.
⒉ will supply electrical equipment connected to the output terminal of the instrument, pay attention to the input voltage and the output of the regulator should be consistent with the electrical rating electric transformer, do not take the wrong.
⒊ first open the regulator's power switch, indicator lights work. Observe the voltmeter indicate the value is normal. When the output voltage is normal, and then turn the power switch electrical equipment, this regulator that is able to automatically adjust the voltage, the normal power supply.
⒋ when unused for long periods of electrical equipment, turn off the power switch of electrical equipment in order to reduce power consumption and extend the life of the regulator.
⒌ regulator must not overload use. When the electric meter mains voltage is low, the output capacity is reduced, the regulator should be a corresponding reduction in the load.
When ⒍ elected appliances have refrigerators, air conditioners electric transformer, pumps and other equipment have the motor running, you should choose more than three times the capacity of the regulator, in order to avoid device startup current exceeds the regulator fuse current or overcurrent protection circuit breaker current to voltage regulator blown fuse or circuit breaker tripped or drop too large to work.
⒎ wire connected with the regulator should have sufficient load surface, preventing the heat and reduce the pressure drop. 2KVA above capacity regulator uses terminal connection should be used in a single copper wire, and try to tighten the terminal screws to prevent the junction of fever.
⒏ either single-phase or three-phase voltage regulator, after connect all input and output lines, you should turn off the load of the power switch, and then open the regulator, after air circuit breaker checking the output voltage is normal, and then turn on the power switch on the load.

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