DLWD-DJ21 Electric Motor and Transformer Comprehensive Experimental Devic

Equipment Overview

The DLWD-DJ21 Electric Motor and Transformer Comprehensive Experimental Device TVET equipment  is equipped with three-phase adjustable AC power supply,DC adjustable power supply,single-phase transformers,three-phase transformer,DC measuring instruments,AC measurement instruments,and it also equipped with adjustable resistive load and motor units,it mainly complete test and data analysis of single-phase transformer,three-phase transformer, three-phase asynchronous motor and compound excitation DC motor etc TVET equipment .

Technical Parameters

● Electrical Training Equipment Total dimension: 1950×700×1500mm

●Electrical Training Equipment  Input power: three-phase, five-wire  380V±10%  50Hz/60Hz

● Electrical Training Equipment Output power:

   AC 380V Adjustable power safety terminal output 

   AC 220V Safety terminal isolation output 

   AC 24V Safety terminal isolation output 

   DC 220V Safety terminal  isolation output

● Electrical Training Equipment Capacity: < 1.5KVA

Training Content

1. DC motor experiment

(1) Cognitive experiment

(2) DC generator

(3) DC shunt motor

(4) DC motor start: series resistance start, step-down start

(5) The method of changing the direction of the DC motor

(6) DC motor speed control characteristic experiment: change the series resistance of the armature circuit, the series resistance of the excitation circuit, and reduce the armature voltage

2. Single-phase transformer experiment

(1) Single-phase transformer transformation ratio K

(2) Single-phase transformer no-load experiment, measuring the no-load data IO, PO and UO of the transformer.

(3) Single-phase transformer short-circuit experiment, measuring transformer short-circuit data UK, IK and RK.

(4) Single-phase transformer load experiment, the transformer load data UZ = f (IZ) is measured.

3. Three-phase transformer experiment

(1) Determination of winding polarity of three-phase transformer

(2) Determination of three-phase transformer connection group

4. Asynchronous motor experiment

(1) Test of stator resistance of three-phase wound asynchronous motor

(2) Three-phase asynchronous motor no-load experiment: measure the voltage U0, current I0, and three-phase power P0 at no load, and draw the no-load characteristic curve

(2) Three-phase asynchronous motor short circuit experiment: measure the voltage UK, current IK, power PK during short circuit, and draw the short circuit characteristic curve

(3) Obtaining the parameters of three-phase asynchronous motor

(4) Mechanical characteristics of three-phase asynchronous motors in various operating states

FAQ

Q1. What other services can Dolang provide besides teachingequipment?

Answer: Curriculum standard, teacher courseware (PPT), teaching equipment training list, examination question bank, classroom task list, students' books (learning materials), teaching software, etc

Q2. What kind of certification?

Three system certification ISO9000, ISO14001, OHSMS28001; CE certification, SGS certification and Dolang are gold medal members of worlddidac.

Q3. What can Dolang do for our teachers?

Answer: a) Dolang group has Shandong Dolang vocational school, which is specially responsible for the training of teachers. Our national teacher training courses and provincial teacher training courses all cooperate with Dolang school;

B) Dolang has a large number of Chinese vocational college resources, which can also be used for teacher training in your country.

Q4. What kinds of training methods will Dolang provide?

1. We supply you detailed manual books, video and online training service.

2. We supply you training at site, we can send engineer to your place for training

3. You can send your people come to Dolang for training.