Model：CU-601, CU-611, CU-621, CH-651
| File Name | Date of Update |
|---|---|
| CU-601/-611/-621 and CH-651 DECLARATION OF CONFORMITY (406KB) | 04/01/2026 |
| Version | Updated contents | Updated on |
|---|---|---|
| 7th Edition | --- | Apr. 1, 2026 |
| 6th Edition | --- | Nov. 14, 2022 |
| 5th Edition | --- | Nov. 16, 2021 |
| 4rd Edition | --- | July. 15, 2019 |
| 3nd Edition | --- | May. 31, 2016 |
| 2st Edition | --- | Dec. 17, 2013 |
| 1st Edition | --- | Dec. 21, 2012 |
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