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
Bending Tester
BXW-16
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.3-2008/IEC60851-3;Applicable to bending test for various electromagnetic wires such as enameled flat wires, paper covered flat wires, glass fiber covered flat wires and thin film covered wires with narrow side less or equivalent to 16mm and corresponding copper and aluminum flat wires.
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product
Intelligent and Unidirectional Scrape Tester
ZDG-25
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.3-2008/IEC60851-3Inspection standard: JB/T4279.9-2008Meet GB/T6109-2008 standard requirementsUsed to test the film scrap resistance of enamelled round wires with nominal conductor diameter above0.250mm;Application of SCM control，enter the weight value, operation will be completed automatically: put down the scraping rod, stop while film scratch, calculate and show the scraping force, raise the scraping rod, return to zero, sample rotates 120°and repeat the same operation, calculate and show the scraping force of three times and average scraping force.When film is scratched, film scraper would automatically stop scraping, with exposed conductor of sample＜3mmWith the advantages of high sensitivity, good repeatability, stable and reliable characteristics.
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product
Enameled Wire Portable Pinhole Tester
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
Static Friction Coefficient Tester
JMY-16
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.4-2008; Inspection standard: JB/T4279.16-2008Used to detect static friction coefficient (μs) of enameled round wires with nominal conductor diameter ranging from 0.050mm to 1.600mm;The application of high-end SCM control allows for high sensitivity and excellent repeatability.Four-digit LED would automatically display static friction coefficient (μs) of sample;
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product
Back and Forth Scratching Tester
WGQ-60
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
Solderability Tester
ZHX-35
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 Refrigerant Extraction Tester
DET-10M
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
Glow Wire Tester
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
Breakdown Voltage Tester
ZDS-50B
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.5-2008/IEC60851-4; Inspection standard: JB/T4279.11-2008Used to test the breakdown voltage performance under room temperature of enameled round and flat wires with nominal conductor diameter of 0.018mm and above;Three voltage rise speeds are available: 20V/s, 100V/s and 500V/s, with error being ±5%;Three test methods can be adopted: round bar method, twist pair method and ball method;Clamp a group of test samples (5 for each) once, available to complete breakdown or withstand voltage test for any of sample one by one or individually; breakdown voltage and withstand voltage time would be automatically saved for future enquiry; all operations would be automatically completed;Capable of conducting high temperature breakdown voltage test in combination with RDS-50 thermal-state voltage tester;LED would automatically display test results and automatically return;During sample breakdown, breakdown voltage indication value would be automatically locked, free from flashing, and the test result is distinct and relatively clear;Equipped with test fixture for round rod method and twist pair method as well as the test weight for round rod method;Equipped with ball method test device (steel balls are prepared by user);Test door is provided with safety interlocking device, compliant with relevant regulations on high voltage testing equipment.
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product
Continuity of Insulation Tester (Low Voltage Method)
DYQ-005
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
Stator Testing System for EV Motor
EVT531
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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Horizontal & Vertical Combustion Tester
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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Corona Resistant Tester of Enamelled Wire
DPT-1000S
Shanghai Dean Electrical Co., Ltd
·The tester is comply with the requirements of standards GB/T 1707-2008, GB/T 24122-2009, GB14711-2013, meet the requirement of standard JB/T 10930-2010;·Multiple samples can be tested at same time;·Used for testing the feature of high frequency pulse resistance (performance of Corona-resistance).
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product
Spring Back Tester
HTJ-16
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.3-2008/IEC60851-3; Inspection standard: JB/T4279.4-2008Used to measure the spring back characteristic of enameled round wires with nominal conductor diameter of between 0.080mm and 1.600mm;Number of winding turns: 5 turns and a halfStop accurately at zero position of the scale after automatic windingAs soon as the value of spring back angle stop counting, the dial will stop to rotate immediately, so that the value displayed on LED and read on the dial are the same.Sensor is unnecessary to be adjusted for samples of different specificationsCoils loosen slowly during spring back, no action of spring back or jump suddenly.Application of SCM control allows for fast operation and strong anti-interference capacity;
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PDIV Tester for EV Motor
PDIV 500-T
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.
