Three-phase oil-immersed outdoor high-voltage power metering box (hereinafter referred to as the metering box) is suitable for the rated voltage of 10kV, rated frequency of 50-60Hz three-phase AC network for electric energy metering, by the combination of transformers and electric meter box two parts. The metering box is suitable for rural drainage and irrigation stations, township enterprises, processing plants, small and medium-sized factories, mining areas, transportation and other enterprises, institutions and forestry, infrastructure sites temporarily set up power station of high-voltage transmission lines of electric energy measurement. The measurement of power generation of small power station or the measurement of power transmission between small power station network and network operation.
The performance of products is conformed to IEC61869-1:2007, IEC61869-2:2012 commission requirements
Rated insulation level: 12/42/75kV
Power factor of load: COSΦ=0.8
Rated frequency: 50Hz, 60Hz
Rated secondary current: 5A or 1A
| Type | Rated voltage ratio(V) | Rated current ratio(A) | Voltage transformer accuracy rating and rated output(VA) | Current transformer accuracy rating and rated output(VA) | Rated insulating level(kV) |
| Level0.2 | Level0.2S | ||||
| JLS-6 | 6000/100 | 5-800/5 | 2×20 | 2×10 | 7.2/32/75 |
| JLS-10 | 10000/100 | 5-600/5 | 2×20 | 2×10 | 12/42/75 |
