1. Introduction KYN28-12 indoor metalclad withdrawable switchgear is designed to be complete distribution equipment with three-phase A.C. singe busbar and single busbar section system having a rated voltage of 3.6~12kV and rated frequency of 50Hz.The switchgear is mainly employed in receiving and distribution of power energy from the network as well as starting of large-sized HV motors. In addition, the switchgear is provided with controlling, protection and monitoring functions. The switchgear conforms to IEC 298, GB 3906, DL/T404-91 and other standards. The switchgear itself owns five prevention functions such as prevention of misoperation of circuit breakers, prevention of pushing or pulling truck with load, prevention of closing earth switch under voltage, prevention of supplying power when earth switch is at the earth position and prevention of entering the electrical separation zone by accident. The switchgear selects not only VS1 vacuum circuit breakers but also ABB made VD4 vacuum circuit breaders, thus recogninzed as power distribution equipment with excellent performance. 2. Working condition 2.1 altitude: 1000m 2.2 temperature: -10celsius degree ~+40celsius degree 2.3 relative humidity: daily average value 95%, monthly average value 90% 2.4 saturated vapor pressure: daily average value 2.2 10-3MPa, monthly average value 1.8 10-3MPa 2.5 earthquake intensity: less than 8 degree 2.6 protect the product from fire, explosion, earthquake and corrosion atmosphere. 3. Main features: 3.1. the enclosure is completely adopts the aluminum-zinc alloy coated steel sheet, which are machined and bent by machine tool and then bolted; 3.2. all the operations are under the door closing condition 3.3. with high protection category, can prevent intruding of sundries and insects 3.4. simple efficient 5 protection function can prevent operating incorrectly 3.5. the removing compartment of the switchgear may be assembled with VS1(ZN63A) or VD4 vacuum circuit breaker according to customer s demand 3.6. the replacing of VCB is simple and the interchangeability of truck is good. 3.7. the cabinet body can be installed against the wall, so the maintenance can be made in front of the cabinet and the cover area can be reduced too. 3.8. cable compartment has enough room, can connect muti-cable 3.9. high speed earthing switch is used for grounding and loop short circuit 3.10. VCB vault, relay vault and cable vault can add extra heater separately according the demand of customer, in order to avoiding condensation pheromone and corrosion. 3.11. VCB vault and cable compartment can add extra lighting device separately, in order to convenient maintenance. 4. Main technical parameters 4.1 main technical of vacuum switchgear item unit parameter Rated voltage kV 3.6 7.2 12 Rated current A 630 1250 1600 2000 2500 3150 Rated frequency Hz 50 Rated short-time withstand current kA 16 20 25 31.5 40 Rated peak withstand current kA 40 50 63 80 100 Rated power-frequency withstand voltage kV 42/1min Rated lightning impulse withstand voltage kV 75 Rated duration of short circuit S 4 Degree of protection IP4X 4.2main technical parameters of vacuum circuit breaker Item Unit Parameter Rated voltage kV 12 Rated current A 630 1250 1600 2000 2500 3150 Rated short circuit breaking current kA 25 31.5 40 Rated short-time withstand current kA 25 31.5 40 Rated short circuit making current kA 63 80 100 Rated short-time power-frequency withstand voltage kV 42/1min Rated lightning impulse withstand voltage (peak) kV 75 Rated short circuit duration S 4 Closing time (rated voltage) ms 35 t 70 Opening time (rated voltage) ms 20 t 50 Rated breaking times of short circuit times 50 (40kAis 30) Mechanical life times 20000 4.3main technical parameters of operation mechanism Item Unit parameter Rated operation voltage Opening coil V DC220/110 AC220/110 Closing coil Rated operation current Opening coil A (DC/AC)220/110V: 0.9/1.8 Closing coil (DC/AC)220/110V: 1.0/2.0 Power of energy storage motor W 70 Rated voltage of energy storage motor V DC220/110 AC220/110 Energy storage time S 15 5. Structure instruction The basic structure of switchgear panel comprises the panel itself and a removing part (truck). The enclosure and clap-board of the switchgear is bolted with Al-Zn alloy coated steel.Enclosure protection degree of switchgear is IP4X, and the protection degree of every vault is IP2X. 800/1000*1500*2300mm.
XGN2-12 High voltage AC switchgear fixed type metal-enclosed switchgear applied to the 3.6kV~ 12kV three phase AC 50/60Hz system to receive and distribution power energy The device is extensive used for industry. civil cable looped network and terminal power supply, especially for power receipt and distribution for urban residential community, secondary mini-power substation, switching station, industrial and mining enterprises, shopping mall, airport, subway, small and medium power station, hospital, stadium, railway, tunnel etc.. The equipment is the newest metal closed switchgear use air insulation, and it has many advantages such as: simple structure, flexible operation, easy installation, reliable interlocking and so on. Item Unit Rated parameters Model of circuit breaker and isolating switch ZN28-12 VDS-12 Gn30-12G Rated voltage KV 12 Rated current A 630 1250 630 1250 630 1250 Rated short-circuit Breaking current KA 20 31.5 20 31.5 Rated short-circuit Marking current KA 50 80 50 80 Rated dynamic current maximum KA 50 80 50 80 50 80 4S rated thermal stability current KA 20 31.5 20 31.5 20 31.5 Rated insulation level Power-frequency withstand strength in 1 min KV interphase and opposite type: 42 fracture type: 48 Lightning-impulse withstand strength interphase and opposite type: 75 fracture type: 85 Outline size (H*W*D) mm 2300*900*1000 2300*800*1000.
Switchgear All types of electrical equipment such as - Transformers Switchgears and switchboards Ac and dc motor Cables Protection system Towers Insulators As per iec standards
GZS1 Type of indoor metal-clad draw-out switchgear GZS1 indoor metal-clad draw-out switchgear, developed by Shanghai Dahua Electrical company, is suitable for use in AC. 3.6 ~ 12KV, 50Hz,single-busbar or sectioned single busbar switchgear, mainly used in Elec. generating plants, middle / small power stations, power distributing system of enterprises or industries or substations as Elec. power receiving or distributing equipment or big-power H. voltage motor starting equipment, and so on. The switchgear has functions of control, protection and monitoring
Centrifugal switches, switch gear components, terminal blocks, belleville washers, terminal bushings, double sided finger contact, spares for hydraulic systems, hydraulic cylinder, hydraulic valves, stainless steel coupling guard, terminal plate.
The product is suitable for power plant, substation, industrial enterprise, etc. It takes a role of motor distribution, electromotor control in 50/60Hz, max working voltage 660V, max working current 3150A distribution system. The product is high breaking capacity, perfect dynamic stable, reasonable structure, effective electric scheme, strong versatility, multi loops, save acreage, excellent appearance, high protection degree, convenient maintenance, secure and reliable.
Style no: KYN anti-corrosion high voltage switch cabinet 1) Main special feature: 1. Anti-corrosion aluminized and galvanized steel cabinet, can be used in complex working situation 2. With flexible hardcart, easy for operation and maintenance 3. Full safety protection for human and electric grid 4. Multi loope distribution way 2) General KYN28-12 is a complete set of indoor equipment for power distribution / receiving , protecting and supervisng the circuit. Rated voltage KV 3.KV to12KV Frequency Hz 50Hz,60Hz Rated current of breaker A 630, 1250,1600,2500,3150 Rated current of switch gear 630, 1250,1600,2500,3150 Rated short time withstand current KA 16,20,25,31.5,40 peak value withstand curent 40,50,63,80,100 3) Features 1: STRICT protection step to ensure personal safety 2: The cable room can be installed as many as 9 single-core cables 3: Operation and testing positions will be established for the handcart, and both positions are equipped with safe and reliable positioning device and display device 4: The enclosure is completely assembled from aluminized and galvanized steel plate, which are machined and bent by machine tool and then bolted. 5: It has high mechanical strength and its neatness and beauty is ensured. 6: The switchboard door is sprayed with plastic, also has strong capacity of impact resistance and corrosion protection. 7: The primary switch may be provided with VD4 vacuum circuit breaker and C3 series of fixed type load switch from ABB, various domestic vacuum circuit breakers (such as VS1, VH1, VK, ZN28) may also be provided in lieu of the same foreign products. 8: Front door is installed with a observation window to check the operating state of the components inside the room 4) Conformity standard: GB3906,GB/T11022, IEC60298, DL/T404. One piece per wooden case.
Metal Clad Switchgears SETAS Metal Clad Switchgears are switching and control cubicles manufactured between 1 kV 40.5 kV comply with IEC 62271-200 standards. SMC series Metal Clad Switchgears are defined with following features according to IEC 62271-200 standards. 3mm sheet steels LSC 2B class Loss of Service Continuity Pm Partition Class AFLR Internal Arc Classification 4 earthed accessible compartments Maximum personnel safety with 31.5 kA/ 1 s internal arc test. Safety electrical and mechanical Interlocking systems. Withdrawable type Vacuum / SF6 Circuit Breaker for fast and easy servicing General Production Range and Specifications Rated Voltage : 3.640.5 kV Power Frequency withstand Voltage : 1085 kV Lightening Impulse withstand Voltage : 40185 kV Rated Frequency : 50/60 Hz Rated Current ( natural ventilation ) : 6303150 A Short Circuit withstand Current : 1631.5 kA ( 3 s ) Internal Arc withstand Current : 1631.5 kA ( 1 s ).
SME series Metal Enclosed Switchgears are defined with followwing features 2 mm sheet steel LSC 2A Loss of Service Continuity Pl Partition Class AFL Internal Arc Classification 3 earted accessible compartmments Maximum personel safety with up to 25 kA / 1s internal arc test Safety electrical and mechanical Interlocking systems SF6 gas insulated Circuit Breaker allows fast and easy servicing Grounding systems with ensured continuity. General Production Range and Specifications Rated Voltage : 3.640.5 kV Power Frequency withstand Voltage : 1085 kV Lighting Impulse withstand Voltage : 40185 kV Rated Frequency : 50 / 60 Hz Rated Current : 6301250 A Short time withstand current : 16/20/25 kA ( 1 sec ) Internal Arc withstand Current: 16/20/25 kA ( 1 sec ).
400v-40.5kv switchgear 1)6kv-40.5kv raing main unit 2)400v-40.5kv metal clad switchgear To the future development, with full passion, endless business chanced and development space, we are looking forward to your joining and cooperation to create splendid tomorrow! Export packing standard
1.The shearing unit use sharp shearing,the incision interface is flat,no droop,burrs and waste. 2.The punching unit use an united six mode turnplate tooth shape to make sure the upper mode and the lower mode are absolutely in the center.Improve the mould concentricity and longer the working life.The turnplate is in tooth shape with good view and high strength.No need to frequently change molds,labor intensity is highly reduced,it is easy and quick to ues.Producing efficiency is boviously higher than a traditional one. 3.The bending unit uses a double decker working table,which can make sure the three working positions can do their operations at the same time without bothering the others.By changing different mould it can do horizontal bending and vertical bending.CNC controls the bending angle by an imported PLC contact system.Input a busbar thickness and an angle on a CNC touching screen,or input a height and a side length to get the result what you need,such as Z bending.Bending precision is ±1,repeat precision is ±0.,the user can input processing date in advance,and the system will do the process according to inputted date.The field date can be put into the system at any time and be paged out for using repeatedly. 4.The machine with four casters,so it is easily to be moved to the place where you want.There are two operating modes,manual button and foot switch button,which is easily for workers to operate and use.Based on users requirement,it can do all kinds of special shape processing with different molds or equipping parts.
product description GGD AC low-voltage distribution cabinet, fixed wiring low-voltage distribution cabinet, sub-GGD1 \ GGD2 \ GGD3, segment current capacity is different. (Hereinafter referred to as power distribution cabinet) is used in power supply, power substation, industrial enterprises and other power users, as AC 50-60Hz, rated voltage 380V, rated current up to 3150A power distribution system, as power, lighting and distribution Equipment, energy conversion, distribution and control purposes. . 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 7. Users have special requirements can be resolved in consultation with the manufacturer Technical Parameters 1) Rated voltage: 380V 2) Rated current: â?¤ 4000A 3) rated short-circuit breaking current: 10KA, 50KA, 80KA 4) Rated short-time withstand current: 50 (1S) (KA) 5) Rated peak withstand current: 105KA