
IEC60335-1:25.15 Electrical Appliance Tester Power Cord Strain and Twist Tester
Product information:
The test appliance conforms to IEC60335-1:25.15. It is used to test the power cord tension and torque at the terminal two trials of the appliances which are with a power cord, and intended flexible cord permanently connected to the fixed wiring and other household electrical appliances, medical equipment, checking whether the clamping device is secure.
Appliances provided with a supply cord, and appliances intended to be permanently connected to fixed wiring by a flexible cord, shall have a cord anchorage. The cord anchorage shall relieve conductors from strain, including twisting, at the terminals and protect the insulation of the conductors from abrasion.
A mark is made on the cord while it is subjected to the pull force shown in follow table, at a distance of approximately 20 mm from the cord anchorage or other suitable point.
The cord is then pulled, without jerking, for 1 s in the most unfavourable direction with the force specified. The test is carried out 25 times.
The cord, unless on an automatic cord reel, is then subjected to a torque that is applied as close as possible to the appliance. The torque is specified in following table and is applied for 1 min.
During the tests, the cord shall not be damaged and shall show no appreciable strain at the terminals. The pull force is reapplied and the cord shall not be longitudinally displaced by more than 2 mm.
Technical parameters:
1,Power Supply: AC220V 50HZ;
2,Pull weight:20N*2,30N*2( the pulling force of 30N,60N,80N,100N can be achieved);
3,Torque weight:2N*1,5N*1,7N*1(0.1Nm,0.25Nm,0.35Nm);
4,Tension times: 0~9999(selectable),25 times is by default
5,Tension frequency: 1 times/s;
6,Torque time:0.01S~99 hours 99 mins
7,Table – Pull force and torque.
Mass of appliance (kg) | Pull force (N) | Torque (Nm) |
≤1 | 30 | 0.1 |
> 1 and ≤4 | 60 | 0.25 |
> 4 | 100 | 0.35 |
KingPo Technology Development Limited
Kingpo Technology Development Limited is a pioneer and leader of global safety testing equipment manufacturer.We offer one-stop service for worldwide labs from R&D,testing,production to after-sales service.We dedicate ourselves in achieving optimal production quality for our customers,reduce cost and enhance enterprise’s international competitiveness.
Kingpo is accredited by International Electrotechnical Commission(IEC) and becomes a nominated supplier and is officially issued a CBTL certificate.We are now among the world’s leading laboratory testing equipment manufacturer to produce the highest level and more standard testing equipment for global Electrotechnics labs becoming nominated supplier of NEMKO,UL,PHILIPS,CTK,CVC(Vkan Certification & Testing Co.,Ltd),Dongguan Quality Testing,China Household Electric Appliance Research Institute,Russia National Standard Institute,Belarus National Standard Institute,Korea National Standard Institute,etc.Lamp cap gauges and testing equipments produced by Kingpo,which are calibrated by CNAS and ilac-MRA ,have a high international reputation.
Kingpo aims at manufacturing world class testing equipment for Chinese labs,establishing an independent R&D center and introducing foreign state-of-the-art technology and international high-tech talents.Adopting a creative design concept,taking sensor data acquisition as forerunner,computer control technology as lead,imported transmission device with high accuracy and low noises,we have developed more than one hundred and sixty products.
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By means of excellent product competitiveness and complete service,our company has won numerous customers high praise and sincere trust.In complying with technical improvement and increased efficiency and quality assurance of these products ,we insist on providing high end products to market and dedicating to being a leader in testing equipment industry.