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
- info@dean.com.cn
- Area A, No. 3518 Yunshui Road
Pudong New Area
Shanghai,
China
-
Product
Portable Pinhole Detector
DZK-18
-
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
-
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.
-
Product
Solvent Resistance Tester
NRJ-100
-
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.4-2008/IEC60851-4; Inspection standard: JB/T4279.10-2008Used to detect the solvent resistance performance of enameled round wires and flat wires with nominal conductor diameter above 0.250mm;Application of SCM control allows for fast operation and strong anti-interference capacity;Pencil push unit would automatically lay down pencil and move ahead, lift pencil and automatically return to initial position;Used in combination with JRK-60 solvent thermostatic controller;Automatic pencil sharper can sharpen pencil tip to be 60° symmetrical to its axis;
-
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.
-
Product
In-Line Pinhole Detector
DZK
-
Shanghai Dean Electrical Co., Ltd
DZK portable Pin-hole Instrument is designed and produced in accordance with GB/ t4074.5-2008 standard, which can be used for the user of enameled wire to monitor the continuous performance of paint film in the process of production and use. It takes into account the detection function of the traditional high pressure paint film continuity tester and the advantage of being easy to move and replace, which facilitates the user's detection and use of various environments and multiple cables.
-
Product
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.
-
Product
Phenolphthalein Solution Pinhole Tester
FTS-30
-
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.5-2008/IEC60851-5Used to detect pinhole on the film of enameled wires; it is mainly designed to indicate the position of pinhole by the color of phenolphthalein indicator and visually inspect the number of pinhole;Detection range is not subject to the limitation of wire size and specification;It is an economic and indispensable pinhole detection tool, featuring simple operation, stable, intuitive and reliable data detection.
-
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.
-
Product
Needle Flame Combustion Tester
-
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
-
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;
-
Product
DC Resistance Tester
ZLD-10
-
Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.5-2008/IEC60851-4; Inspection standard: JB/T4279.2-2008Used to measure conductor with nominal diameter ≥0.01～9.0mm or various round or flat copper and aluminum wires and other metal wires with DC current resistance of 100μΩ～99.99Ω;Combination of intelligent DC conductor resistance measuring meter and DC resistance test fixture with sample straightening function;Test range can be selected according to the resistance value of sample, and after clamping samples current resistance value would be displayed;Both potential fixture and current fixture are made of copper;The application of microcomputer control allows for full-automatic completion of test;LED will intuitively display measurement results;
-
Product
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)
-
Product
Intelligent Automatic Touch Screen Control Oxygen Index Meter
-
Shanghai Dean Electrical Co., Ltd
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. 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.
-
Product
Intelligent Tangent Delta Tester of Enamelled Wire
TD-8S
-
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.
-
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;
