Customization: | Available |
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After-sales Service: | Free Technical Support and Training, 24h Online |
Warranty: | One Year and Longtime Maintenence |
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I. Overview:
Lucyelec HV Test transformer (hereinafter referred to as test transformer), also known as booster, is a basic test equipment for users such as power stations, power supply and distribution systems, and scientific research institutions. It is used to conduct insulation strength tests under specified voltages on various electrical products, electrical equipment, insulation materials, etc., to assess the insulation level of the products, to discover insulation defects of the tested products, and to measure the ability to withstand voltage.
II. Working principle:
Use industrial frequency 220V (380V above 10KVA) power supply to connect to the control box (station) (for test transformer supporting equipment, please refer to the control box (station) instruction manual for details), and adjust 0-220V/380V through the auto-coupling voltage regulator The voltage is input to the primary winding of the test transformer. According to the principle of electromagnetic induction, the voltage amplitude of the same multiple - power frequency high voltage - is obtained in the secondary (high voltage) winding according to the ratio of its turns to the primary winding. This power frequency high voltage is rectified by a high voltage silicon stack and filtered by a capacitor to obtain a DC high voltage, the amplitude of which is times the effective value of the power frequency high voltage.
This series of products is divided into three categories: AC type and AC/DC dual-use type. At the same time, the one with a 200V tap can be connected into a series test transformer.
Technical Specification of Withstand Voltage Test Transformer:
TDM (G) AC test transformer oil(Sheet 1)
YDJ (G) AC test transformer oil(Sheet 2)
Sheet 1,TDM (G) AC test transformer oil
Type | Capacity | High Voltage(KV) | High voltage current(mA) | Low Input | Ratio | Temperature RiseºC | |||
(KVA) | AC | DC | AC | DC | Voltage (V) | Electric current(A) | High/instrument | 30 minutes | |
TDM(G)1.5/50 | 1.5 | 50 | 70 | 30 | 15 | 200 | 7.5 | 500 | 10 |
TDM(G)3/50 | 3 | 50 | 70 | 60 | 15 | 200 | 15 | 500 | 10 |
TDM(G)5/50 | 5 | 50 | 70 | 100 | 15 | 200 | 25 | 500 | 10 |
TDM(G)10/50 | 10 | 50 | 70 | 200 | 50 | 200 | 50 | 500 | 10 |
TDM(G)20/50 | 20 | 50 | 70 | 400 | 100 | 400 | 50 | 500 | 10 |
TDM(G)30/50 | 30 | 50 | 70 | 600 | 100 | 400 | 75 | 500 | 10 |
TDM(G)40/50 | 40 | 50 | 70 | 800 | 105 | 400 | 100 | 500 | 10 |
TDM(G)50/50 | 50 | 50 | 70 | 1000 | 100 | 400 | 125 | 500 | 10 |
TDM(G)10/100 | 10 | 100 | 140 | 100 | 50 | 200 | 50 | 1000 | 10 |
TDM(G)20/100 | 20 | 100 | 140 | 200 | 100 | 400 | 50 | 1000 | 10 |
TDM(G)30/100 | 30 | 100 | 140 | 300 | 100 | 400 | 75 | 1000 | 10 |
TDM(G)40/100 | 40 | 100 | 140 | 400 | 100 | 400 | 100 | 1000 | 10 |
TDM(G)50/100 | 50 | 100 | 140 | 500 | 100 | 400 | 125 | 1000 | 10 |
TDM(G)20/150 | 20 | 150 | 210 | 133 | 100 | 400 | 50 | 1500 | 10 |
TDM(G)30/150 | 30 | 150 | 210 | 200 | 100 | 400 | 75 | 1500 | 10 |
TDM(G)40/150 | 40 | 150 | 210 | 267 | 100 | 400 | 100 | 1500 | 10 |
TDM(G)50/150 | 50 | 150 | 210 | 333 | 100 | 400 | 125 | 1500 | 10 |
TDM(G)100/150 | 100 | 150 | 210 | 667 | 150 | 400 | 250 | 1500 | 10 |
Note: This series of products have 200V tap cascade, can two or three sets of cascade into AC 100KV,150KV, 200KV, 300KV DC 140KV, 210KV, 280KV, 420KV high voltage.5 and out of the high voltage winding according to user needs-15KV medium voltage taps for high-voltage motors for AC voltage test.Special specifications can be customized test transformer
Sheet 2,YDJ (G) AC test transformer oil
Type | Capacity (KVA) | High Voltage(KV) | High voltage current(mA) | Low Input | Ratio(High/instrument) | Temperature RiseºC(30 minutes) | |
Voltage (V) | Electric current (A) | ||||||
YDJ(G)1.5/50 | 1.5 | 50 | 30 | 200 | 7.5 | 500 | 10 |
YDJ(G)3/50 | 3 | 50 | 60 | 200 | 15 | 500 | 10 |
YDJ(G)5/50 | 5 | 50 | 100 | 200 | 25 | 500 | 10 |
YDJ(G)10/50 | 10 | 50 | 200 | 200 | 50 | 500 | 10 |
YDJ(G)20/50 | 20 | 50 | 400 | 400 | 50 | 500 | 10 |
YDJ(G)30/50 | 30 | 50 | 600 | 400 | 75 | 500 | 10 |
YDJ(G)50/50 | 50 | 50 | 1000 | 400 | 125 | 500 | 10 |
YDJ(G)5/100 | 5 | 100 | 50 | 200 | 25 | 1000 | 10 |
YDJ(G)10/100 | 10 | 100 | 100 | 200 | 50 | 1000 | 10 |
YDJ(G)20/100 | 20 | 100 | 200 | 400 | 50 | 1000 | 10 |
YDJ(G)30/100 | 30 | 100 | 300 | 400 | 75 | 1000 | 10 |
YDJ(G)50/100 | 50 | 100 | 500 | 400 | 125 | 1000 | 10 |
YDJ(G)20/150 | 20 | 150 | 133 | 400 | 50 | 1500 | 10 |
YDJ(G)30/150 | 30 | 150 | 200 | 400 | 75 | 1500 | 10 |
YDJ(G)50/150 | 50 | 150 | 333 | 400 | 125 | 1500 | 10 |
YDJ(G)100/150 | 100 | 150 | 667 | 400 | 250 | 1500 | 10 |
YDJ(G)50/200 | 50 | 200 | 250 | 400 | 125 | 1000 | 10 |
YDJ(G)100/200 | 100 | 200 | 500 | 400 | 250 | 2000 | 10 |
YDJ(G)150/200 | 150 | 200 | 750 | 400 | 395 | 2000 | 10 |
YDJ(G)200/200 | 200 | 200 | 1000 | 400 | 375 | 2000 | 10 |
YDJ(G)300/200 | 300 | 200 | 1500 | 400 | 750 | 2000 | 10 |
YDJ(G)50/300 | 50 | 300 | 170 | 400 | 125 | 3000 | 10 |
YDJ(G)100/300 | 100 | 300 | 333 | 400 | 250 | 3000 | 10 |
YDJ(G)150/300 | 150 | 300 | 500 | 400 | 375 | 3000 | 10 |
YDJ(G)200/300 | 200 | 300 | 667 | 400 | 500 | 3000 | 10 |
YDJ(G)300/300 | 300 | 300 | 3000 | 400 | 750 | 3000 | 10 |
Lucyelec Test Equipment Co., Ltd. engaged in oil Analysis and electrical test equipment since 2015, is your reliable partner and professional provider of test and measurement instruments in Baoding China.
Main Products:
1. Oil Test kits (BDV, Tan Delta, Flash Point, Water content, Interfacial Tension, Gas Chromatography, Kinematic Viscosity… etc)
2. Transformer testers /CT PT analyzer (TTR, Winding resistance, Winding deformation, Capacitance and tan delta test, Partial dicharge, etc)
3. SF6 Gas Analyzers (Dew point, Purity, Compensation, etc)
4. Switch/Circuit breaker analyzers (Contact resistance, Mechanical characteristics)
5. MOA/Insulator test devices
6. HV Hipot Testers (AC/DC/VLF)
7. Insulation/Earth resistance test
8. Secondary Injection Relay Test Sets
9. Cable fault location system
10. DC System/Battery Testers
11. Electric safety tools and test equipments
LucyelecTest Equipment Factory Workshops:
Lucyelec Customer Visit:
If you have any inquiry about quotation or cooperation, please contact Lucyelec. Our sales representative will reply you within 24 hours. Thank you for your interest in our products.