DAHU electrical specializes in the production of 0.5-40.5kv transformers. It has cooperated with many national power bureaus for 10 years and exported to foreign markets. If there is any quality problem within the warranty period, it can be replaced free of charge.
The LZZBJ9-10A current transformer is an outdoor potential transformer for 10kV high voltage power systems. Here are some key features and uses for this current transformer:
Uses:
Electricity metering: used to measure electricity consumption and ensure accurate billing of electricity.
Current Measurement: Provides current signals to measuring instruments for monitoring and controlling power systems.
Relay protection: to provide the necessary current signals to trigger protective devices in the event of a fault in the power system.
Technical Parameters:
Rated voltage: 10kV, applicable to high voltage power system.
Rated frequency: usually 50Hz or 60Hz, depending on the power system in the area.
Accuracy level: According to different applications, there may be different accuracy levels, such as 0.2, 0.5, 1 level, etc.
Rated secondary current: usually 5A or 1A for use with measuring instruments and protective devices.
Structural features:
Outdoor design: suitable for outdoor environment, able to withstand harsh weather conditions.
Fully enclosed cast insulation: cast with epoxy resin to provide good insulation and mechanical strength.
Pillar structure: easy to install and maintain.
Installation conditions:
Ambient temperature: should be adapted to outdoor temperature variations, usually between -30°C and +40°C.
Altitude: may have certain altitude limitations depending on the manufacturer's specifications.
Safety characteristics:
Insulation level: shall meet the insulation requirements of a 10kV system, usually 12/42/75kV.
Fouling level: there may be different fouling levels according to IEC standards for different environmental conditions.
Maintenance:
Periodic Inspection: Periodic inspection of the insulation and mechanical integrity of the transformer is required.
Cleaning: The surface of the transformer should be cleaned regularly to prevent the accumulation of dirt affecting its performance.
LZZBJ9-10A current transformer is an indispensable component of the power system, which ensures the safe, reliable and efficient operation of the power system. When selecting and installing, it is necessary to determine the specific technical parameters and installation location according to the specific power system requirements and environmental conditions.
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