Industrial Manuals

The product is a fixed-mounted circuit-breaker switchgear with a model number of 8DA and 8DB, rated voltage of 40.5 kV, and is suitable for indoor installation. The product features include: metal enclosure, metal clad, gas insulated.

LZZBJ9-10A4(C2)G,GIS12-t,LZZB8-10D7,4MA72RZI-10 parameter table(5A), this product has a rated primary current of 50A, a rated voltage of 7.2-24kV, and optional secondary currents of 5A, 10A, 15A, 20A, 25A, and 30A. The rated short circuit current is 25kA/1s or 45kA/2s, and the total core factor does not exceed the maximum coil number.

Siemens 3AH vacuum circuit breaker is an excellent vacuum circuit breaker with stable insulation performance, constant contact resistance, high breaking capacity and so on. Under normal conditions, 3AH vacuum circuit breaker is maintenance-free within 10000 operations.

SION vacuum circuit-breaker is a new medium voltage vacuum circuit-breaker product launched by Siemens. It has the advantages of compact size, multi-function and flexibility, and can be widely used in various medium voltage distribution systems.

3AE-SION vacuum circuit breaker is the latest generation of products developed and produced by Siemens in combination with 30 years of vacuum product design and operation experience and for the Chinese power market. It integrates the latest German technology and represents the latest development direction of vacuum switches. The circuit breaker adopts large creepage insulation design and is equipped with the latest developed large creepage vacuum arc chamber, which is more suitable for the technical standards and full insulation operating conditions of China's power system.

The document introduces current and voltage transformers made of Eposy-resin material, covering models up to 10kV and 15kV~35kV. The document provides detailed information about the features and characteristics of each model.

Trench is a world leader in the design and manufacture of air core, dry type power reactors for all utility and industrial applications.

This manual introduces the main functions of Trench line traps, and the use of line traps to prevent carrier signals from being dissipated in the substation, carrier transmission path external fault or main transmission path branch.

TRENCH Line Traps

This brochure details the features and characteristics Capacitor Voltage Transformers.The products meet all IEC,GB and ANSI metering and protection classes,and are applicable for 69-800kV electrical systems.The products have high precision,high reliability,and can couple high frequency power line carrier signals to the network.