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LDD-S-MT Methylene Blue Clay Tester is used to determine the amount of live bentonite clay present in a sand sample. Details available on request. More sand testing equipment available on request. Metallographic lab equipment available on request.
SG-22 Shear Wrench ModelSG- 22 Voltage 220V Max.Current 12A Max.Power Consumption 2800W Frequency 50-60HZ Max.Torque 911N.m(672 lbf.ft) Ro- Speed 20 rpm Weight 5.6(12.3lb) Adaptable Bolt DiameterM16,M20,M22 5/8½,3/4",7/8"
Fishing tools and crafts During drilling and completion and workover operations, drill rods, drill collars, casings, tubing strings are stuck or broken, drill bit cones are dropped, logging tools or cables are stuck, cable wire ropes are broken, packers are broken Interruption of normal drilling, workover, and completion operations due to stuck, sand, serious leaks, well collapse, blowout, etc., need to use fishing tools or take special measures to remove leaks, collapse, stuck, spray to resume normal operations. The operation and process of removing leaks, collapses, jams, and sprays is called "fishing."
DLDP-WXD12 Radio Debugging Personal Skill Training Examination Appraisal Device Overview "DLDP-WXD12 Radio Debugging Work Skills Training Examination Identification System" in modular form and provide typical Electronic Training Radio Debugging Device modules like power supply,audio and video processing module, infrared transmitter and receiver module, 433MHz wireless transceiver module, radio module, interphone module, TV module etc. They can complete a variety of wireless transmission equipment debugging, analysis and assessment. It can be used as classroom teaching demonstration,and radio debugging relevant certificate examination. Technical Parameter Input power: single-phase, three-wire 220V±10% 50Hz/60Hz Output power: AC power supply 220V±10% 50Hz/60Hz AC power supply: 7.5V(1A) two sets , fixed DC power supply +5V (1A) ,+12V (1A) ,+35V(1A),-12V(1A) Adjustable DC power supply: 0~30V (1A) Capacity: < 1.5 KVA Working environment: ambient temperature range -5~40 , relative humidity < 80% (25 ), altitude < 3000 m Total dimension: 2150Ã?1042Ã?1680mm Optional Sweeper Oscilloscope Function generator Dolang owns over a hundred patents, we research and develop Educational Lab Equipment Electronic Trainer, Mechatronics, automotive electronics, rail transit, hydraulic and Pneumatic Trainer, intelligent buildings, industrial robotics, process control series vocational teaching equipment independently, can also design solutions and product customization processing according to customers specific requirement. CNC Trainer Milling Machine is also available.
DLWD-ETBE-G04 Industrial Electricity Trainer can carry out a variety of machine electrical control circuit assessment. The device displays all the electrical movements of the machine . In addition, it also provides a full range of real machine tool troubleshooting skills training, you can set the fault by the host computer, only through the network switch can set the corresponding point of failure, effectively improve the students' machine tool maintenance skills .The device looks beautiful, easy to operate, intuitively,more close to the industrial site, Suitable for training assessment on maintenance electrician (Electrical) in early, medium, advanced skills identification. Technical parameters 1, input power: three-phase five-wire 380V ± 10% 50HZ 2, the working environment: temperature -10 ~ +40 , relative humidity
DLWD-ETBE12D-L primary electrical lighting skills assessment training system is designed and researched based on the teaching of conventional lighting circuits and outdoor lighting lines. Practical operation of electrical control circuit and practical electronic circuit can be carried out listed in the teaching material of Lighting Circuit Foundation Installation, Lighting Control Circuit can make students' operation skills get good exercise and improvement. The training device not only can be used as the practical teaching for vocational school students, but also is an ideal equipment for assessing primary and intermediate maintenance electrician skills. Technical parameters of Electrical Training Education Equipment 1. Input power: Three phase five wire 380V±10%ã??50HZ 2. Working environment: Ambient temperature range -5ï½?40 3. Capacity: AC power supply 1.5KVA DC excitation power supply0.5A Armature powerï¼?ï¼?2A 4. Dimension: 1810x720x1620mm (L*W*H) 5. Technical parametersï¼? 1ï¼?Input power: Three phase five wire 380V±10%ã??50HZ 2ï¼?Working environment: Ambient temperature range -5ï½?40 3ï¼?Capacity: AC power supplyï¼?ï¼?1.5KVA 6. The total power control has the function of leakage protection. When the leakage current reaches 30mA, the protection device moves. 7. The grid voltage indication is provided with 450V pointer type AC voltmeters. 3pcs. Experimental contents of primary lighting training equipment 1 Switch control socket and lamp 2 Two dual double control switches control a light 3 Three switches control a light 4 Control of incandescent lamp by sound control switch 5 Experiment of single-phase watt hour meter 6 Connection circuit of single-phase electric energy meter through mutual inductor 7 Wiring circuit of AC voltmeter and AC ammeter 8 Measuring three-phase voltage with universal change-over switch 9 Three phase power factor meter wiring 10 Wiring diagram of three-phase four wire watt hour meter 11 Wiring diagram of three-phase four wire electric energy band transformer Dolangs vocational education philosophy come from Germany, we are dedicated to independent research, produce and sale in the field of vocational education training equipment. Including Electronic Training Kits, Electrical Motor Control Trainer, PLC Training Teaching Equipment and other equipment. If you want, you can call us at any time.
This Training set adopt Germany teaching training mode including all technology of safety using electricity. It is very convenient to experiment. It is going to be the ideal teaching tools of all vocational schools II. Feature This set is according to DIN standard (equal to GB/T 13869-92) This Training set adopt Germany teaching training mode including all technology of safety using electricity. It is very convenient to experiment. This set is modular structure which composed by 22 independent modular. Including power box, body resistance modular, body electric shock modular, step voltage modular, safety ground modular, direct electric shock modular, Indirect electric shock modular. This set include various protective measures such as leakage protection modular, short-circuit protection modular and insulator monitor modular.
DLPLC-X1 programming logic controller training system is a professional training platform developed for vocational and advanced education, which is designed for some curricula in various schools and colleges such as programming logic controller technology, programming logic controller principle and application, PLC application technology, PLC principle and application, and so on.
Accomplish experiment contentsï 1.Basic electric control a) Lights on control b) Lights out control c) And logic control d) Or logic control e) Logic combination contro f) Relay self-lock control g) The usage of proximity sensor 2. Hydraulic control circuit a) manual shuttle valve reversing circuit b) solenoid valve reversing circuit c) lock circuit 3. Pressure control circuit a)Single grade pressure regulating circuit b) Secondary level pressure regulating c) Single pressure reducing circuit d) Level 2 pressure circuit e) The unloading circuit using manual shuttle valves f) The unloading circuit using pilot relief valve g) The balance circuit using the sequence valve h) Liquid control one-way valve pressure maintenance. i) The one-way back pressure circuit using using relief valve 3. The flow speed circuit using throttle valve 4. Speed regulator circuit using speed regulator valve a) Enter oil-way throttle speed regulation b) Back oil-way throttle speed regulation c) Side oil-way throttle speed regulation d) Speed synchronous circuit of the speed regulation valve e) Parallel circuit of the speed regulation valve f) Series circuit of the speed regulation valve 5. fast moving circuit of hydraulic cylinder connection 6. Sequence action circuit using sequence valve 7. Sequence action circuit use stroke switch control 8. Sequence action circuit use pressure relay control 9. One-way atresia circuit use hydraulic control one-way valve 10. Double-way atresia circuit use hydraulic control one-way valve 11. Locking circuit use o type manual shuttle valve 12. Relay control hydraulic basic circuit 13. The other circuit design by themselves
Digital circuit experiment box is the basic experiment teaching instrument of â??digital circuitsâ?�, â??pulse circuitâ?� and curriculum designing. When this product was designed full considerate the experimental teaching characteristics, elaborate design, product performance is stable and reliable, and experimental flexibility, to cultivate the students' practical ability, is an ideal teaching equipment in the higher colleges, the professional technical institute, the technical secondary school. II. Equipment system function Digital circuit experiment box motherboard is made of 2 mm thick printed circuit board, front printed with components graphic symbols and relevant attachment, opposite is printed wire, and welding related components, the motherboard set with several high reliable multi-function chips socket (20 P, 40 P), several high reliable silver coating long copper tube, for insert resistor capacitor, diode and the transistor, etc, and with the universal bread board for insert all kinds of components. Also has more than 200 high reliable locking type turn fold socket (and internal connect with integration piece socket, silver coating long copper tube and fixed devices), when as an experimental connection, test points, experimental wiring, just take lock plugs wire to connect with each other. The experiment box adopts high-strength aluminum alloy, appearance is elegant.
Experiment project 1. DC motor experiment a), recognize experiments b) DC generator c) DC shunt motor d) DC motor start: series resistance start, reduction voltage start e) The method of DC motor change veer f) DC motor speed regulation characteristic experiment: change the armature loop in resistance, excitation circuit in a resistance, to reduce the armature voltage 2. Single-phase transformer experiment a) Single-phase transformer variable ratio K b) Single-phase transformer no-load experiment, acquisition transformer no-load data IO, PO and UO. c) Single-phase transformer short-circuit experiment, acquisition transformer short-circuit data UK, IK and RK. d) Single-phase transformer load experiment, acquisition transformer load data UZ = f (IZ). 3. Three-phase transformer experiment a) Three-phase transformer winding polarity measurement b) Three-phase transformer coupling group measurement 4. Asynchronous motor experiment a) Three-phase winding asynchronous motor stator resistance test b) Three phase asynchronous motor no-load experiment: acquistion no-load voltage U0, current I0, three-phase power P0, draw no load characteristic curve c) Three phase asynchronous motor short circuit experiment: acquistion shorted UK voltage, current IK, power PK, draw short circuit characteristic curve d) Calculate three phase asynchronous motor parameter e) Mechanical properties of three phase asynchronous motor in various operation conditions
1. The four truckle with crack slot in order to move and install on the work table. Due to the point and height of the panel is adjustable, convenient for efficient experiment. Panel grooves intervals are 25 mm, can easily move all kinds of components insert on it. 2. Various pneumatic components into separate module which is equipped with bottom panel of elastic pins, when training they can build all kinds of pneumatic circuits on general aluminum, fast loading and unloading, flexible layout, clear pneumatic circuit. 3. Use mute air compressor, low noise operation, provide good training environment for the training room. 4. Pneumatic circuits using fast connection, convenient student build pneumatic circuits rapidly. The electric control circuits adopt special training of with protection inner energy connect wires, students can design themselves pneumatic application system, can exercise the student's practical and thinking ability of theory combine with practice, has strong training. 5. Electrical control units used for independent relay control unit and multi-button unit control electrical, simple and clear! In addition the user can also choose PLC programmable controller, to deepen the understanding and mastery of PLC programmable controller. PLC programmable controller and PC microcomputer communication realize microcomputer intelligent control. Another the way of PLC control combines with traditional relay control strengthen the students understanding to the control theory. 6. High safety: have over-current protection ,the power supply will cut off as earth leakage exceed 30mA;the electrical control use DC 24v power supply ,with over current protection ,can prevent damage to the equipment caused by improper operation .system nominal pressure is 0.6MPa.
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