The IEC 60335-1 cord reel endurance tester is designed for repeated cord extension and automatic retraction testing in accordance with Clause 22.16. Its pneumatic drive, adjustable settings and preset cycle control support controlled endurance testing of retractable power-cord systems.
Automatic cord reels are exposed to repeated mechanical stress throughout the service life of an appliance. Each operating cycle subjects the flexible cord, outlet structure and reel mechanism to pulling, bending, friction and recoil. Over time, these repeated actions may contribute to cord damage, conductor deterioration or wear of the reel contacts.
The tester provides a controlled laboratory method for reproducing these operating conditions. The appliance or cord reel assembly is mounted in a representative working position, while the withdrawal distance, pulling direction, operating speed and test cycles are set according to the applicable test requirements and sample construction.
The main test parameters and installation requirements are summarized below for quick technical and purchasing review. Final sample compatibility should be confirmed according to the appliance dimensions, cord outlet position and reel construction.
The equipment is designed for the automatic cord reel endurance test specified in IEC 60335-1 Clause 22.16.
IEC 60335-1 covers safety requirements for household and similar electrical appliances. The applicable standard edition, national adoption and relevant product-specific Part 2 standard should be confirmed for each testing project.
The test is intended to evaluate whether repeated operation of an automatic cord reel causes:
The tester performs the repeated mechanical operation required for the endurance procedure. Final inspection and assessment should be carried out according to the applicable standard edition and laboratory test procedure.
During normal use, the flexible cord repeatedly moves through the appliance outlet or guiding structure. The endurance test reproduces this movement so the cord can be examined for excessive abrasion or mechanical damage after testing.
Repeated extension, bending and recoil apply mechanical stress to the conductor strands inside the flexible cord. After the endurance cycles, conductor condition can be examined according to the applicable test procedure.
Automatic reel systems may include return mechanisms, rotating components and electrical contacts. Testing the complete extension-and-retraction cycle helps evaluate deterioration associated with repeated reel operation.
The appliance or automatic cord reel assembly is secured on the test platform in a position representative of normal use. The pulling mechanism is aligned with the cord outlet, and the withdrawal distance, angle, speed and number of cycles are set according to the applicable standard and sample construction.
After testing, the flexible cord, conductor condition, reel contacts and mechanical operation are inspected according to the applicable test requirements.
The pneumatic drive repeatedly withdraws the flexible cord while the sample’s own reel mechanism performs the retraction action. This reproduces the interaction between the cord, outlet structure and automatic reel.
The test speed can be adjusted from 5 to 30 cycles per minute. The operating rate can be selected according to the test procedure and the operating capability of the sample reel.
The withdrawal angle is adjustable from 30° to 70°, allowing the pulling direction to be set according to appliance orientation and cord outlet geometry.
The withdrawal stroke can be adjusted up to 1000 mm. The selected stroke should reflect the applicable test procedure, available cord length and operating limits of the reel.
A test count from 0 to 9999 cycles can be preset before operation. The tester stops automatically when the programmed number of cycles has been completed.
The work platform and quick-clamping arrangement support different appliance and cord reel configurations. Fixture suitability should be reviewed according to actual sample dimensions and cord outlet location.
The Automatic Cord Reel Endurance Tester is intended for products incorporating an automatic retractable supply cord.
MANUFACTURERS
Appliance manufacturers and internal compliance laboratories can use the equipment for design verification and standards-based cord reel endurance testing.
Vacuum cleaners
Floor-care appliances
Retractable cord appliances
TEST LABS
Independent testing and inspection organizations can use the equipment for controlled automatic cord reel endurance procedures associated with IEC 60335-1 testing.
Controlled endurance cycles
Adjustable motion settings
Sample fixture review
R&D
R&D and quality teams can use repeated cord reel operation to identify mechanical deterioration and compare the performance of different cord or reel designs.
Cord sheath and conductor damage
Incomplete or unstable retraction
Reel and contact deterioration
Automatic cord reel systems vary in appliance size, cord length, outlet geometry, reel location and normal-use orientation. Sample review before quotation helps determine whether the standard fixture arrangement is suitable or whether fixture adaptation is required.
The following information should be confirmed:
Sample photographs or drawings showing the appliance, cord outlet and reel arrangement are recommended for configuration review.
Function Boundary
The basic published configuration is intended for mechanical endurance operation. Functions such as conductor continuity monitoring, electrical loading or automatic failure detection should be confirmed separately when required.
Cord-related tests in the IEC 60335 series evaluate different failure modes. Equipment should be selected according to the applicable clause and the actual movement or mechanical stress applied to the cord.
Used for repeated extension and automatic retraction of a cord reel system. The test involves the flexible cord, cord outlet, return mechanism and reel contacts during repeated reel operation.
Used to repeatedly flex a cord or wiring at a defined position. It evaluates flexing endurance and does not reproduce the complete extension-and-retraction action of an automatic reel.
Used to apply pulling and twisting forces to a supply cord and its anchorage. It evaluates cord retention rather than repeated automatic reel operation.
Used for repeated movement of rotating or pivoting cord connections. Its test motion and evaluation purpose differ from automatic cord reel endurance testing.
The Automatic Cord Reel Endurance Tester is designed for testing in accordance with IEC 60335-1 Clause 22.16,supporting the evaluation of retractable power-cord systems used in household and similar electrical appliances. The applicable IEC edition, national adoption and product-specific Part 2 standard should be confirmed for each compliance testing project.
KINGPO supplies automatic cord reel endurance test equipment for household and similar electrical appliance testing in accordance with IEC 60335-1 Clause 22.16.
Our engineering team can assist with sample review, fixture arrangement, test parameter confirmation and machine configuration. For technical specifications or quotation support, please provide the appliance type, cord reel arrangement and applicable test requirements.
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