This document summarizes the key details of a test corners product: 1. The test corners are used for temperature rise testing and have dimensions of 800x800x1000mm. 2. It can measure the temperature at 48 points, covering 100x100mm areas with thermocouples less than 0.3mm in diameter. 3. The test corners consist of plywood covered in non-light black paint and gray film board, and include a set of corners, spare brass plates, and thermocouple wiring.

1. Brochure
Test corners
(CSJ-A)
Chapter 1 Summarize
(大标题，居中小三加粗，尽量在新一页，用 Chapter 区分)
1. Operating instruction （一级标题，左对齐小四加粗）
According to the requirements of CIE, IESNA and the National’s standard, this
system is a multi-measurement mode spectrophotometer system which can realize
B-β, A-α and C-γ etc through rotating lamps and lanterns.
It test Spatial, light intensity distribution curves on any cross section (can be shown
under the rectangular coordinate system or polar coordinate system), spatial
iso-intensity curve. (正文，段首顶格左对齐 10 号，段落之间空行)
Pocket Chroma Colorimeter CHROMA-2
Global Office of Lisun Electronics Inc.
http://www.Lisungroup.com
Lisun Group (Hong Kong) Limited
Add: Room C, 15/F Hua Chiao Commercial Center, 678 Nathan Road, Mongkok,
Kowloon, Hong Kong
Tel: 00852-68852050 Fax: 00852-30785638
Email: SalesHK@Lisungroup.com
Lisun Electronics (Shanghai) Co., Ltd
Add: 113-114, No. 1 Building, Nanxiang Zhidi Industry Park, No. 1101, Huyi Road, Jiading
District, Shanghai, 201802, China
Tel: +86(21)5108 3341 Fax: +86(21)5108 3342
Email: SalesSH@Lisungroup.com
Lisun Electronics Inc. (USA)
Add: 445 S. Figueroa Street, Los Angeless, CA 90071, U.S.A.
Email: Sales@Lisungroup.com
Lisun China Factory
Add: NO. 37, Xiangyuan Road, Hangzhou City, Zhejiang Province, China
Tel: +86-189-1799-6096
Email: Engineering@Lisungroup.com
Lead in CFL & LED Test Instruments
Rev. 1/16/2019

2. Lisun Electronics Inc. Sales@Lisungroup.com www.Lisungroup.com
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Test corners
1.Name of good: Test corners
2.Main application: Temperature rise test
3.Work condition: AC 220V～50Hz
4.Technical Parameters
 Test angle size: 800x800x1000mm
 Thermocouple: Thermocouple with a diameter less than 0.3mm
 Thermocouple arrangement: All drawn on a wire
 Copper for Temperature Testing: diameter 15mm, thickness 1mm(Brass plate)
 Temperature measuring point: 48
 Test angle temperature measuring point: With 100*100mm covering
 Plywood: Thickness of about 20mm, the front is painted with no light black paint,
and the back is pasted with gray film board.
 General requirements IEC60335-1
5.Basic configuration
 Test corners: 1 set
 Spare Brass plate
6.Installation connection
After opening the box, connect the plug of thermocouple wire to the interface of
temperature measuring. And connect the end of thermocouple wire with plug to the
terminal of thermo-detector ’s rear cover.
7.Operation method
 Put the test sample on the test angle as required and on the power supply.
 Through the trunking, thermocouple leads the power to the terminal of

3. Lisun Electronics Inc. Sales@Lisungroup.com www.Lisungroup.com
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thermo-detector ’s rear cover of the side.
 Measuring the temperature of each point of the current measurement surface