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1 KYN28-12 Series H.V Metal Clad Switchgear Product Specification 10/08/2015 Electrical Treasure One-Stop Supplier Of Electrical Equipment 1

KYN28-12 Series With Prevent Wrong Operation Of Metal Clad Switchgear No Maintenance Medium Voltage Switchgear 1. Summarize What is electrical switchgear?

2 KYN28-12 Series With Prevent Wrong Operation Of Metal Clad Switchgear No Maintenance Medium Voltage Switchgear 1. Summarize What is electrical switchgear? KYN28-12 Metal Clad Switchgear, rated medium voltage 3.6 kv ~ 12 kv three phase AC 50 (60)Hz, with high breaking capacity and low values of intercepting the VS1 type (or ABB VD4 type ) vacuum circuit breaker. electrical Electrical Treasure One-Stop Supplier Of Electrical Equipment 2

3 switch definition, vacuum circuit breaker as the main switchgear. KYN28-12 Series Metal Clad Switchgear, the power generation, transmission, distribution, conversion and energy consumption of On /Off, control & protection of the important high voltage switchgear. Widely Used: What is a switchgear? KYN28-12 Metal Clad Switchgear, receiving and distribution of electrical energy and the circuit for control, protection and detection, suitable for single busbar, single bus section system or double busbar system, metal enclosed switchgear widely used in electric power system of electrical substation, power plants, Industrial building and construction projects for high voltage electric distribution & switchgear solutions. Advanced Structure: KYN28-12 Metal Clad Switchgear, medium voltage switchgear components of Cabinet Body and handcart. Cabinet Body by metal clapboard separates into 4 separate partition room: bus room, circuit breaker handcart room, cable room and relay control &instrument room. Metal Clad Switchgear of Vacuum circuit breaker for the Middle Position Type (circuit breaker, which is situated in the middle of Electrical Treasure One-Stop Supplier Of Electrical Equipment 3

4 the switchgear cabinet before), the expansion of the lower space savings can be used for other options or cable room. High Security: KYN28-12 Metal Clad Switchgear, used electrical switchgear easy, safe and reliable interlocking device: to prevent wrong operation circuit breaker, prevent loading and isolating switch, prevent charged hang ground wire, which prevent electric grounding switch, prevent with ground wire transmission. in switchgear medium voltage, includes high voltage circuit breaker, grounding switch, mutual inductor, microcomputer protection device, etc. KYN28-12 Metal Clad Switchgear meet IEC298, IEC694 standards. 2. Types Of Meaning Electrical Treasure One-Stop Supplier Of Electrical Equipment 4

5 3. Regular Service Condition Surrounding Air Temperature The Highest Temperature + 40, The Lowest Temperature -15 Daily Average Relative Humidity 95% Low Humidity Conditions The Average Daily Water Vapor Pressure is Less Than 2.2 kpa Monthly Average Relative Humidity 90% On Average Water Vapor Pressure is Not More Than 1.8 kpa Low Altitude 3000 m and Below; 3000 m Low Seismic Intensity No More Than 8 degrees; Low Ambient Air Shall Be Subjected To Corrosive or Flammable Gas, Water Vapor and Other Obvious Pollution Low Without Frequent Severe Vibration Place Low Beyond The Normal Environment Conditions In The Regulations When Used By Users and Manufacturers To Negotiate 4. Main Technical Parameters Item Description Unit Data Rated Voltage KV 3.6 6,7.2,10,11,12 Rated Power Hz 50(60) Circuit Breaker Rated A Current Rated Current Switch A Devices Rated Short-Time Resistance Current (4 s) ka Rated Short Circuit Breaking Current ka Rated Short Circuit Close Current (Peak Value) Rated Insulation Level Protection Grade 1 min Frequency Withstand Voltage ka Electrode Spacing,Phase Lightning Impulse Withstand ka Grounding Spacing Voltage (Peak Value) Between The Fracture kv Electrode Spacing,Phase Grounding Spacing kv Between The Fracture kv Cabinet Body IP4X Isolation, Circuit Breaker Room Door is Opened IP2X Electrical Treasure One-Stop Supplier Of Electrical Equipment 5

6 5. Structural Features Fully metal armor, modular structure, combination scheme is extensive. Cabinet put oneself in another's position chooses import apply aluminium zinc steel plate, the CNC machine tool processing. USES the advanced multiple flanging process, with the pull rivet nut, high strength bolt connection, and the precision is high, corrosion resistance, light weight, high strength, strong parts universal. Can be equipped with VS1 series or VD4 vacuum circuit breaker, wide applicability, high reliability, realize years free maintenance. Handcart, experimental position, the position has the positioning and display device, safe and reliable. All kinds of hand press modulus modular change, guarantee the handcart free swap with specifications, different specifications handcart absolutely cannot enter. Comprise by special delivery of handcart, lightweight, flexible operation. Cable room can be installed up to 9 single core cable; Highly reliable interlock, fully meet the requirements of "five Electrical Treasure One-Stop Supplier Of Electrical Equipment 6

prevention". The high pressure chamber are relief channel, ensure the personal safety. The front door is equipped with observation window, can observe indoor components working condition. 6.

7 prevention". The high pressure chamber are relief channel, ensure the personal safety. The front door is equipped with observation window, can observe indoor components working condition. 6. External Dimension Height B 2300(2200)(mm) Small Branch Busbar Rated Current Of 1250 A The Thermal Width A Stability Of Current 40 KA 800(mm) More Than 1600 A Small Branch Busbar Current Rating 1000(mm) Depth C Outlet and Inlet Line Of Cable 1500(mm) Outlet and Inlet Line Of Overhead 1660(mm) Weight Including Vacuum Circuit Breaker Switchgear (kg) Electrical Treasure One-Stop Supplier Of Electrical Equipment 7

8 7. Main Technical Data 7.1 (VS1 Type) Vacuum Circuit Breaker Technology Parameters No. Items Unit Data 1 Rated Voltage KV 12 2 Maximum Working Voltage KV 12 3 Rated Current A Rated Short Open Circuit Current KA Rated Short circuit Close Current KA Rated Front Value Tolerance Current KA s Rated Short Circuit Resistance Current KA Power Frequency Withstand 8 Rated Insulation Level Voltage (Rated Before and After Breaking) Impact Pressure (Rated Before and After Breaking) KV 42(Fracture18) 75(Fracture84) 9 Rated Operating Sequence open-0.3s-close/open-180s-close/open 10 Mechanical Life time Rated Short Open Circuit Current Switching Frequency Hz 50(60) Operation Mechanism Rated Switching Voltage (dc) Operation Mechanism Rated Points Gate Voltage (DC) V 110,220 V 110, Contact Open Distance mm 11±1 15 Super Stroke (Contact Spring Compression Length) mm 3.5± Three-Phase Points Switching ms 2 17 Contact Switching Bounce Time ms 2 18 Average Brake Speed m/s 0.9~ Average Closing Speed m/s 0.5~0.8 Electrical Treasure One-Stop Supplier Of Electrical Equipment 8

9 20 Points Brake Highest Operating Voltage s 0.05 Time Minimum Operating Voltage Closing Time s Each Phase Main Loop Resistance u Ω Action Contact Allowed To Wear Cumulative Thickness mm Voltage Transformer Technical Parameters Type Rated Voltage (kv) Rated Capacity At Each Level(VA) 0.5 Level 1 Level 3 Level JDZ-3 3/0.1 JDZJ JDZ-6 6/ JDZJ JDZ-10 10/0.1 JDZJ Electrical Treasure One-Stop Supplier Of Electrical Equipment 9

10 7.3 (LZZBJ9-10 Type)Current Transformer Parameters Rated Primary Current Accurate Level Combination Rated Secondary Output 0.2S 0.5S 10P10 Thermal Stability Current Dynamic Stability Current s/10P s/10P (VS1 Type) Electric Operating Mechanism Parameters Rated Voltage & Type(V) Rated Input Power (W) Rated Time For Emerge Storage (S) Service Voltage Range %-110%Ue Switch-On Electromagnet Voltage & Current Alternating Current Direct Current Rated Voltage(V) Rated Current(A) Service Voltage Range 85%~110%Ue Switch-Off Electromagnet Voltage & Current Alternating Current Direct Current Rated Voltage(V) Rated Current(A) Service Voltage Range 65%~120%Ue Electrical Treasure One-Stop Supplier Of Electrical Equipment 10

11 7.5 (RN1 Type) Fuse Technical Parameters Type RN1-6 RN1-10 Rated Voltage (kv) 6 10 Max Breaking Current Effective (Ka) Rated Current (A) 20 Rated Current For Fuse(A) 2,3,5,7.5,10,15,20 Current Limiting Peak For Breaking Limiting Short Scirait Current RN2 Type Fuse Technical Parameters Type Rated Voltage (kv) RN2-6 6 RN Rated Current(A) Rated Breaking Capacity MVA Fuse Pipe Resistance(Ω) Zinc-Oxide Arrester (Silicone Rubber Gapless) Parameters Type (HY5WS) 10/30 17/50 10/30 17/45 10/27 10/45 System Rated Voltage(Kv) Arrester Rated Voltage(kV) Continual Service Voltage(kv) Reference Voltage DC 1mA (kv) Rating Discharge Current(Ka) Residual Voltage Under Lighting Impulse Current ( Kv) Residual Voltage Under Steep Current Impulse ( Kv) Residual Voltage Under Operating Impulse Current ( Kv) / / Electrical Treasure One-Stop Supplier Of Electrical Equipment 11

Discharge Capacity For ZMS Square Impulse (A) 100 100 150 150 400 400 Note Discharge Station 8. Interpretive Structural Switch equipment designed standard armoured metal-enclosed switchgear.

12 Discharge Capacity For ZMS Square Impulse (A) Note Discharge Station 8. Interpretive Structural Switch equipment designed standard armoured metal-enclosed switchgear. KYN28-12 Series H.V Metal Clad Switchgear by fixed cabinet body and handcart, composed of two parts. cabinet body shell and the separator adopts bolt coupling of each function unit. Switchgear enclosure protection grade is IP4X, circuit breaker room door is opened, the protective class is IP2X. Can with the vacuum circuit breaker handcart Switchgear, can also be used with fixed load switch. With overhead into (out of) line, cable wire and other functions. Switchgear can be installed into a double tank arrangement, Electrical Treasure One-Stop Supplier Of Electrical Equipment 12

1 Shell and Partition KYN28-12 Series H.

13 that is, installation into a back to back or face to face double row arrangement (see figure 6, 7) FIG 6 Double Bus (back to back) Solution &Switchgear Schematic FIG 7 Double Bus (Face-to-Face) Solution &Switchgear Schematic 8.1 Shell and Partition KYN28-12 Series H.V Metal Clad Switchgear shell and baffle plate is made by aluminium zinc steel plate, the CNC machine tool processing, and adopts the multiple folding process, the Electrical Treasure One-Stop Supplier Of Electrical Equipment 13

14 whole cabinet body not only has high precision, strong resistance to corrosion and oxidation resistance. Due to adopting multiple flanging process, make the cabinet body than other similar equipment cabinet body, light weight, high mechanical strength as a whole. Cabinet body adopts modular structure, with the pull rivet nuts and high strength bolt connection and into. Short production cycle, parts versatility, covers an area of less, easy to organize production. Switchgear is separated into handcart room, bus room, cable room, relay instrument room (low voltage room), every outdoor insulation shell are independent grounding. Switchgear door use spraying plastics coating process, make its surface impact resistant, corrosion resistant, guarantees the appearance is beautiful 8.2 Handcart Handcart skeleton, uses the steel plate, riveting after processed by CNC machine tool. Handcart and Cabinet body insulation coordination, mechanical interlocking, safe, reliable and flexible. According to the purpose, handcart can be divided into the Electrical Treasure One-Stop Supplier Of Electrical Equipment 14

circuit breaker handcart, voltage transformer handcart, metering handcart, and so on. All kinds of height and depth of the handcart is unified, the same specifications of the handcart can swap.

15 circuit breaker handcart, voltage transformer handcart, metering handcart, and so on. All kinds of height and depth of the handcart is unified, the same specifications of the handcart can swap. Handcart in the Cabinet body with isolation/test position and work location, each place has positioning device, to ensure reliable interlocking, should be performed according to interlocks prevent wrong operation procedure. All handcart adopt rock propulsion, exit the nut, screw, its lightweight, flexible operation, suitable for the personnel on duty operation. Handcart when you need to remove the Cabinet body, with a special transport vehicles, can be pulled out, for all kinds of inspection, maintenance; Use intermediate implantation, the handcart is small in size, inspection, maintenance is extremely convenient. 8.3 Switchgear Inside the Compartment KYN28-12 Series H.V Metal Clad Switchgear of the main electrical components have their separate compartment, circuit Electrical Treasure One-Stop Supplier Of Electrical Equipment 15

16 breaker room handcart room, bus room, cable room, relay instrument room. Each compartment protection grade achieved IP2X; In addition to relay outside, other three compartment respectively have its drain voltage channel. Adopted the intermediate implantation, cable room position has greatly increased, so the device can connect multiple cable Circuit Breaker Room In the circuit breaker room installed for circuit breaker handcart sliding guide rail. Handcart can work in the location, test/isolation between mobile. Activity curtain plate made of metal plate installed after the handcart room wall. Handcart from isolation in mobile to work location/test position, in a small busbar room and cable connection chamber (cable room) in the static contact box on the static contact of the activity curtain plate automatically open. Reverse direction handcart, activity curtain plate automatic closing, closed up and the static contact case, so as to guarantee the operators do not touch the charged body. Electrical Treasure One-Stop Supplier Of Electrical Equipment 16

17 Handcart in the switchgear door closed cases by operation, through the observation window you can see the handcart inside ark's position. At the same time also can see the hand car On (to make the circuit breaker closing)/off (to make the circuit breaker break-brake) buttons and On/OFF mechanical position indicator and energy storage/release status indicator Draw Out Type Circuit Breaker Handcar Frame is welded by steel plate, hand car equipped with vacuum circuit breaker and other auxiliary equipment. A dynamic contact with spring contacts subsystem, the arm in a circuit breaker on the outlet terminals, circuit breaker operating mechanism of the control button and on/off instructions, etc., are in the handcart panel, with convenient operation. Handcart into the Switchgear arrived at isolation/test position, the handcart shell and reliable connected switchgear earthing system, instrument protection and control circuit are also Electrical Treasure One-Stop Supplier Of Electrical Equipment 17

18 through secondary switchgear and plug for connection Bus Compartment Room Bus bar from one switchgear to the other switchgear, through the branch busbar and static contact box fixed. Lady rounded copper platoon of contact line and bus bar with rectangular cross section. Used for high current load need to use two rectangle busbar. All bus bar with heat shrinkable casing cover. Flat branch line by bolt connection with static contact box of mistress line connected. Bus through the Switchgear supported by insulating sleeve plate, if internal arc fault line inside ark, can prevent bus through melting, guarantee the accident does not spread to the adjacent tank, and avoid mistress line deformation due to the effect of electric power Cable Compartment Room Cable compartment room back wall, can be installed current transformer, voltage transformer, grounding switch, cable room also can install lightning arrester. After handcart and horizontal clapboard move, construction personnel could enter a Switchgear installed cable from the Electrical Treasure One-Stop Supplier Of Electrical Equipment 18

19 front. Has specific cable connection in indoor cable conductor, and 1-6 single core cable, at the same time in the lower part of the preparation of removable metal plate, to ensure that the site construction convenience Instrument Compartment Instrument interior insulation can be installed relay protection equipment, instruments, electrical monitoring indicator and special requirements of secondary equipment. Control circuit laying within the enough space of the trough, and the metal plate. On the left side of the trough is reserved for the control of small bus introduction and raises, secondary line Switchgear equipped on the right. There were small instrument compartment on the side panel of bus bar through the hole to construction. 8.4 Prevent Wrong Operation Interlock Switchgear has reliable interlocking device for operating and maintenance personnel to provide reliable safety protection, its action is as follows: Handcart from work position to the isolation/test position, Electrical Treasure One-Stop Supplier Of Electrical Equipment 19

activity curtain board to separate the static contact box, prevent into charged across the room. Overhaul, the available padlock lock activity curtain plate.

20 activity curtain board to separate the static contact box, prevent into charged across the room. Overhaul, the available padlock lock activity curtain plate. The circuit breaker is in a state ON, handcart cannot be pulled out from the work position or push isolation/test position to work location. Circuit breaker handcart has fully lock test position or work position can be operation Grounding switch only in handcart in isolation/test position and to be operating outside the tank, when the earthing switch is in a state ON, handcart can't work from isolation/test location to location. Handcart in the work position, the second plug is locked can not pull to open 8.5 Pressure Relief Devices In the handcart room, busbar room and cable room above, are equipped with pressure relief devices. When a circuit breaker or bus internal arc fault occurs, along with the emergence of the arc, higher air pressure inside the Switchgear, the top pressure relief plate assembly will be automatically open. Electrical Treasure One-Stop Supplier Of Electrical Equipment 20

21 Release pressure and discharge gas, to ensure the safety of operators and switchgear. 8.6 Second Plug and The Location Of Handcart Interlock Second line in the Switchgear and the handcart secondary line of contact is done by a second plug. Secondary dynamic contact plug through a nylon corrugated pipe is connected to a handcart, secondary static contactor seat installed in the top right switchgear breaker compartment. Handcart only in the test/isolation position, can plug in and remove the second plug, handcart in working position in mechanical interlock function, quadratic plug is locked, can't remove. Circuit breaker handcart in secondary can only before the plug is not connected to brake, as a result of the circuit breaker handcart switch mechanism by electromagnetic lock, so I can't make its closing. 8.7 Charged Display Device Switchgear with charged display device. The device is composed of high voltage sensors and portable display of two parts. Electrical Treasure One-Stop Supplier Of Electrical Equipment 21

22 Sensors installed in bus or feeder side, the monitor interface is installed on the low voltage switchgear isolation room, need to be detected when A, B, C three-phase is charged, can insert the plug of the portable display L1, L2, L3 interfaces, if the display action, says bus or feeder side charged, on the other hand, shows no charge. At the same time also can be used as phase sequence detector or lightning indicator, its effect also is testing whether charged on the high side 8.8 Prevent Condensation and Corrosion In order to prevent the high humidity or temperature change the larger environment, climate produce condensation of danger. In the circuit breaker room and cable room installed heater respectively, in order to use in the environment and prevent the corrosion. 8.9 Grounding Device In the cable room separate 5 x 40mm ² was grounding copper platoon, by the adjacent Switchgear, and with the cabinet body good contact. Grounding for the use of direct grounding of the components. Cabinet body with aluminized zinc plate split, so that the whole Electrical Treasure One-Stop Supplier Of Electrical Equipment 22

23 cabinet body was in good grounding, ensuring the safety of operating personnel and cabinet body.. 9. Install and Use For Details, Please Refer to SZET Co., LTD <Installation and Maintenance Manual> Electrical Treasure One-Stop Supplier Of Electrical Equipment Electrical Treasure One-Stop Supplier Of Electrical Equipment 23

KYN28-12(GZSI-12Z)Armoured Middle-Mounted Metal. Enclosed Switch. 1.General. 2.Model Definition

KYN28-12(GZSI-12Z)Armoured Middle-Mounted Metal Enclosed Switch 1.General KYN28-12 armoured middle-mounted metal enclosed switchgear (hereinafter referred to as switchgear) is a new product with own design