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| Place of Origin: | Germany |
| Brand Name: | ABB |
| Certification: | COO & COC |
| Model Number: | CA4-22E |
CA4-22E ABB Thermal overload relay Provide reliable motor protection
ABB CA4-22E is a highly efficient and reliable thermal overload relay, specifically designed to protect small and medium-sized three-phase asynchronous motors from overload and phase loss faults. This model supports 2 normally open auxiliary contacts and 2 normally closed auxiliary contacts, featuring a compact design and high reliability. It is widely used in industrial automation, building automation and infrastructure projects. It can be used in conjunction with contactors to provide a comprehensive motor protection solution.
Key features
High reliability and long service life
Designed to withstand frequent start-stop operations.
The mechanical life exceeds one million cycles, meeting the demands of various harsh environments.
Modular design, flexible expansion
It can be assembled with various accessories: auxiliary contact modules, delay modules, etc.
It is easy to build complex control logic without the need for additional relays.
Safety and compliance
Passed the major global certification systems, including UL, CSA, CE, CCC, TUV, etc.
It complies with international and national standards such as IEC/EN 60947-4-1 and GB 14048.4.
Easy to install
Standard 35mm DIN rail installation, space-saving.
Supports screw crimping or spring clamping terminal blocks, and is compatible with various wire specifications.
Provide a clear contact status indicator window for easy maintenance.
Basic parameters
| Model | CA4-22E |
| Series | ABB CA series thermal overload relays |
| Number of poles | 3P (main contact), 2NO + 2NC (auxiliary contact) |
| Rated working current range | 0.1-25 A |
| Rated insulation voltage Ui | 690 V AC |
| Rated working voltage Ue | 230/400/690 V AC (50/60 Hz) |
Product Images
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