Shanghai Dean Electrical Co., Ltd
Dean Group, based in Shanghai, with an international vision, has been deeply engaged in the electrical industry for more than 20 years. Dean Group innovates constantly, values R&D, and continuously provides professional services for the global electrical industry, mainly in instruments, electrical insulation materials and testing services. In recent years, Dean Group, as an integrated service provider of new energy vehicles, has actively participated in the formulation of new energy vehicle motor standards, providing one-stop service of professional insulation materials, advanced testing instruments and professional third-party laboratory services for the new energy vehicle industry.
- +86-21-58387288
- +86-21-58387266
- jacky@dean.com.cn
- Area A, No. 3518 Yunshui Road
Pudong New Area
Shanghai (Dian Electrical Technology Par, 201306
China
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Product
Intelligent Tangent Delta Tester of Enamelled Wire
TD-8S
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Shanghai Dean Electrical Co., Ltd
·Tangent Delta Tester is used for testing the curing degree of enamelcover. The curve variation of tgδ shows the curing degree of enamelled wire directly, then adjust the heating temperature of enameling oven, to get a optimal curing degree of enamelled wire, control the wire quanlity effectively.·The temperature class of enamelled wire can be tested rapidly; the enamel type of wire can be determined preliminarily.
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Product
Continuity of Insulation Tester (Low Voltage Method)
DYQ-005
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Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.5-2008/IEC60851-5;Inspection standard: JB/T4279.12-2008Used to test the film continuity (namely the pinhole number of enamelled wire sample per unit length) of enameled round wires with nominal conductor diameter of0.050mmand below;The application of advanced SCM control allows for faster operation and stronger anti-interference capacity.
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Product
Back and Forth Scratching Tester
WGQ-60
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Shanghai Dean Electrical Co., Ltd
Executive standard: NEMA、JIS; Inspection standard: JB/T4279.15-2008Used to detect the scraping resistance of coating and cable insulation layer of flat wires of 0.800~5.600mm (narrow side) and the silk and enamel covered round wires with nominal conductor diameter of 0.100~5.000mm;Application of SCM control allows for fast operation and strong anti-interference capacity;Sample support table allows for parallel rise and fall, maintaining close contact between the entire plane with sample;Scratching needle is vertical to the paint scraping direction and parallel with sample supporting table;When film is scratched and the action current is ≥5mA, painting scraper would automatically stop scraping;LED would automatically display the number of scraping.
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Product
Enameled Wire Portable Pinhole Tester
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Shanghai Dean Electrical Co., Ltd
DZK high and low voltage (portable) pinhole detector is designed and produced in accordance with GB/T4074.5-2008 standard, and can be used by users to monitor the continuous performance of the paint film of the product in real time during production and use. . It takes into account the detection function of the traditional high-voltage paint film continuity tester, and the advantages of being easy to move and replace the use position (the whole machine weight is less than 5KG and can be equipped with lithium batteries), which is convenient for users to detect multiple environments and multiple cables. use.
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Product
Portable Pinhole Detector
DZK-18
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Shanghai Dean Electrical Co., Ltd
Online testing mode: round wireΦ0.05 -Φ5.0, flat wire B side Φ 3 - Φ 18Hand detection mode: round line diameter is not required, flat line width is not requiredTest length: 0-999 m to infinity (set by user)Detection speed: set by the userDefect short circuit current: 25±5uAResponse time: 5 ±1msWorking environment:0-40℃Relative humidity: 75% or lessOperating voltage: AC220V±5%Power consumption: <20W
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Product
Glow Wire Tester
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Shanghai Dean Electrical Co., Ltd
Glow wire tester would stipulate material (Ni80 / Cr20) and the shape of the heating wire (4 mm Φ nichrome wire) in large current heated to test temperature (550 ℃ ~ 960 ℃, after 1 mi to specified pressure (0.95 + / - 0.1 N) vertical burning hot try 30 s, inspect goods and bedding content whether light-off or the burning time to determine the fire risk of electrical and electronic equipment finished product;Determination of ignitability, ignitability temperature (GWIT), ignitability and ignitability index (GWFI) of solid insulation materials and other solid combustible materials is also applicable to the industries of insulation materials, engineering plastics or other solid combustible materials.
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Product
Horizontal & Vertical Combustion Tester
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Shanghai Dean Electrical Co., Ltd
Test instrument for testing the combustion performance of plastics and non-metallic materials.Applicable to the laboratory method for determination of horizontal or vertical combustion performance of samples of plastic and non-metallic materials under 50W flame conditions.(the real object is like the picture on the right)
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Product
Stator Testing System for EV Motor
EVT531
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Shanghai Dean Electrical Co., Ltd
To meet the standard test projects requirement of the international companiesTo control and analysis the programs will reduce the human careless and misjudgmentEasy to edit environment and easy to learnIt can test multiple sets of DUTs simultaneouslyWhen there are several DUTs are tested, it could identify the undesirable sets individuallyThe Impulse/Surge with waveform comparison is a non-destructive analysisPolarity testMaximum saved files will be up to 100 setsIt provides the password functionSpeeding test could save time and improve efficiencyChinese and English pages can be arbitrarily switched
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Product
Continuity of Insulation Tester (High Voltage Method)
ZGQ-16B
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Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.5-2008/IEC60851-5;Inspection standard: JB/T4279.13-2008Meet GB/T6109-2008 standard requirementsUsed to test the Insulation continuity (namely the pinhole number of enameled wire sample per unit length) of enameled round wires with nominal conductor diameter ranging from0.05mmto1.60mm;8 level test voltages can be selected by pressing button: 350V, 500V, 750V, 1000V, 1500V, 2000V, 2500V and 3000V;Test length ranging 0~99m;Application of SCM control.Automatically complete test process, display wire testing length and pinhole number;Brushless driving motor, guide pulley and take up pulley are equipotent.The electrode insulation to ground, using high resistance material of non-hygroscopic, no leakage, no tracking, easy to clean, Insulation thickness can ensure long-term 3000V voltage effect.Circuit board is subject to anti-static and moistureproof and long-time aging treatment, has more stable quality and higher durability;
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Product
Intelligent Refrigerant Extraction Tester
DET-10M
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Shanghai Dean Electrical Co., Ltd
• The instrument adopts numerical control temperature control and signal acquisition system;• The autoclave is made of integral stainless steel 316#, without welding seam, and can withstand high temperature and high pressure up to 50MPa;• Automatic temperature, pressure, time and cycle times Control, real-time display of parameters;• Four-way safety protection;• Used to test the refrigerant resistance of enameled wires in refrigeration systems.
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Product
Solderability Tester
ZHX-35
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Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.4-2008/IEC60851-4; Inspection standard: JB/T4279.14-2008Used to detect the self-solderability of enameled round wires and wire harness;Set variable temperature range and automatically maintain constant temperature;Under mechanical driven, samples would be withdrawn by the action of automatic insertion and lateral movement, free from vibration and noise;
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Product
Intelligent Automatic Touch Screen Control Oxygen Index Meter
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Shanghai Dean Electrical Co., Ltd
1. Full-color touch screen control. You only need to set the oxygen concentration value on the touch screen, and the program will automatically adjust to the oxygen concentration balance and sound prompt.2. The step proportional valve is adopted to greatly improve the accuracy of flow control, and the closed-loop control is adopted to automatically adjust the oxygen concentration drift program back to the target value during the test, which avoids the disadvantage that the traditional oxygen index tester cannot adjust the oxygen concentration during the test and greatly improves the test accuracy.
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Product
PDIV Tester for EV Motor
PDIV 500-T
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Shanghai Dean Electrical Co., Ltd
Differing from partial discharge with high frequency pulse which produce sound and light phenomenon, the power frequency AC voltage reaches a certain threshold, can only produce instantaneous current leakage around the tested sample, it can be detected through discharge capacity (unit: PC) to evaluate partial discharge phenomena..The instrument PDIV 500-T is designed to put samples such as enameled wire, insulation paper/film, and electric motor stator in the High temperature / humidity environment chamber, applying a power frequency voltage with a programed rising speed, and prefect ground connection must be guaranteed , through the coupling capacitor as the medium, the continuous detection of discharge capacity against the voltages will create formulation between the Voltages and discharge capacities (pc), the software will find the discharge voltage threshold called PDIV.
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Product
Elongation Tester
SC-5
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Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.3-2008/IEC60851-3; Inspection standard: JB/T4279.3-2008Used to test elongation (ductility) of copper wires covered with φ0.100-3.0 mmenamel, silk or other insulation materials and other metal wires with tensile strength ≤2000N;Application of SCM control allows for fast operation and strong anti-interference capacity;Preset elongation of samples with two-digit toggle switch and, when the preset value is reached during test, motor and counter would automatically stop action and display results;The instrument is capable of measuring elongation while also the tensile force and holding the maximum tensile force value during stretching;Clamps are designed according to characteristics of various wires to prevent samples from breaking at clamp jaws, easy to load samples and, after samples are compressed, enamel can be automatically broken;While sample is broken, movable clamp would automatically stop moving, with error between displayed and actual elongation value less than 1%;
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Product
Needle Flame Combustion Tester
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Shanghai Dean Electrical Co., Ltd
The touch screen control needle flame combustion tester is developed according to the requirements of the needle flame combustion test in the standard















