Because of the excellence in energy saving, light weight, etc., electronic ballast will gradually take the place of traditional electromagnetic (EM) ballast.
2
传统的高压钠灯配备的是电感式镇流器,其体积大,本身功耗大、功率因数低、调光困难等。
Traditional ballast components of inductance ballast has some disadvantages which include large volume, high self consumption, low power factor and difficult to adjust.
Conventional inductance type ballast will be washed out as its so many disadvantages, so electronic ballasts are taking the dominant status in ballast market gradually.