product description: GGJ-type automatic power compensation for industrial and mining enterprises and residential exchanges 50Hz, three-phase 380V, 100KVA-1000KVA transformer capacity of the power distribution system, as reactive power compensation purposes. GGJ is a low-voltage distribution screen with the GGD supporting the use of. According to the demand for reactive power compensation in the power grid within the interval of 10-120S automatic control grouping sub-4-12 group (step) into or out of the grid in order to achieve automatic reactive power compensation, stable supply voltage quality , Reduce transmission and distribution system and transformer losses, to achieve energy-saving power supply to improve the quality of the purpose of the grid. Use of environmental conditions 1. Ambient temperature is not higher than +40 , not lower than -5 . 2. Product installation and use, the use of the altitude of not more than 2000M. 3. The ambient air relative humidity is not more than 90% (+25 ). 4. Equipment should be installed in the absence of severe vibration and shock, as well as the lack of electrical components subject to corrosion of the place. 5. The ambient air relative humidity at maximum temperature of 40 degrees when not more than 5%, at lower temperatures allow a greater relative temperature, should be taken into account as a result of temperature changes may occur accidentally the impact of condensation. 6. Equipment installed in the absence of severe vibration and shock, as well as the lack of electrical components subject to corrosion of the place
product description GCS-type low-voltage withdrawable switchgear is two joint design group based on industry authorities, the majority of power users and design requirements of the design and development units, in line with national conditions, with high technical performance indicators, to adapt to the development needs of the electricity market and with the present There is the introduction of competitive products out of low-voltage switchgear. The Ministry of Industry and the Ministry of Machine-Building Industry jointly issued the Circular on Issues Related to the Popularization and Application of GCS Low-voltage Draw-out Switchgear by An Sheng [1997] No. 01 and Machine Weight [1997] At present, GCS-type low-voltage switchgear has been widely used by power users. Model Description Use of environmental conditions A) Ambient air temperature not higher than 40 â??, not lower than -10 â??. 24 hours, the average temperature shall not exceed 35 over, According to the actual situation derating operation. B) indoor use, the use of the location of the elevation of not more than 2000m. C) Ambient air relative humidity not exceeding 50% at a maximum temperature of 40 ° C and a larger phase at lower temperatures For humidity, such as 20 ° C for 90%, should be taken into account as a result of temperature changes may occur by accident the impact of condensation. D) switch cabinet installed with the vertical gradient of not more than 5%, and the whole group of columns relatively flat (in line with GBJ232-82 standard quasi). E) switchgear should be installed in the absence of severe vibration and shock and not enough to make electrical components should not be subject to corrosion of the place F) The user has special requirements, can be resolved in consultation with the manufacturer. Technical Parameters: Main circuit Rated voltage (V) AC 380 (400), (660) Auxiliary circuit Rated voltage (V) AC 220,380 (400) DC 110,220 Rated frequency (Hz) 50 (60) Rated insulation voltage (V) 660 (1000) Rated current (A) level bus â?¤ 4000 Vertical bus (MCC) 1000 Rated short - time withstand current of bus bar (kA / 1s) 50,80 Bus rated peak withstand current (kA / 1s) 105,176 Power frequency test voltage (V / 1min) Main circuit 2500 Protection class IP40
product description HXGN-12 box-type fixed metal-enclosed switchgear (referred to as ring network cabinet) is rated voltage 12KV, rated frequency 50HZ AC high-voltage electrical equipment, mainly for three-phase AC ring network, terminal distribution network and industrial electricity Equipment, from the acceptance, the role of distribution of electricity, it is also suitable for loading box-type substation. Use of environmental conditions 1. Ambient temperature upper limit +40 °, lower limit -25 °; 2. Altitude not exceeding 10000m; 3. Air relative temperature daily average of not more than 95%, the monthly average of not more than 90%, steam daily average of not more than 2.2x10-³Mpa, the monthly average of not more than 1.8x10-³Mpa; 4. The surrounding air from corrosion or combustible gases, water vapor and other obvious pollution; 5. No regular violent vibration. Product Features 1, the whole assembly structure, lightweight and beautiful, can be any combination of installation, easy extension of infinite extension. 2, can be equipped with SF6 load switch, combined electrical appliances, but also with vacuum load switch, combined electrical appliances, and installation dimensions are completely consistent. Small size, maintenance-free, three-phase linkage structure, with significant isolation fracture. 3, with the load switch, combined electrical appliances, the security approach is flexible, can be installed on the side, is loaded, flip. 4, can be manual and electric operation, and has remote control remote control function. 5, with a sound and reliable mechanical linkage, interlock device, fully meet the "five anti" function. 6, color linkage protection insulated valve, blocking live contact, to ensure personal safety. 7, color with a positive operation and maintenance, reliable wall installation. 8, the door is equipped with observation window, can clearly observe the work of the components inside the cabinet.
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