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ABB ca4-22n front mounted 2no 2nc instantaneous aux contact block
ABB CA4-22N front-mounted auxiliary contact block with 2 NO and 2 NC instantaneous contacts, screw terminals and compatibility with ABB NF contactor relays.
£15.14
Why Choose the ABB CA4-22N Auxiliary Contact Block?
The ABB CA4-22N (1SBN010140R1222) is a premium front-mounted auxiliary contact block designed to expand the functionality of ABB NF and NFZ four-pole contactors. It provides additional auxiliary contacts for industrial motor control, signalling, interlocking and automation applications while maintaining a compact control panel layout.
Manufactured to ABB's exacting quality standards, the CA4-22N delivers reliable switching performance in demanding industrial environments. Its front-mounted design enables fast installation, while secure screw terminal connections simplify wiring for machine builders, panel manufacturers and maintenance engineers.
Featuring a 2 NO + 2 NC instantaneous contact configuration, the CA4-22N is ideal for expanding PLC control circuits, status indication, safety interlocking and general industrial automation systems. Designed specifically for ABB NF(C)(Z)(B) four-pole contactors, it provides seamless integration and dependable long-term performance.
Key Advantages
- Front-mounted auxiliary contact block for ABB NF and NFZ four-pole contactors.
- 2 normally open (NO) and 2 normally closed (NC) instantaneous contacts.
- Compact design maximises valuable control panel space.
- Screw terminal connections provide secure industrial wiring.
- Simple front mounting for quick installation.
- Suitable for signalling, monitoring and industrial automation circuits.
Key Features
- ABB CA4-22N Auxiliary Contact Block.
- Manufacturer part number: 1SBN010140R1222.
- Front-mounted accessory.
- 2 NO + 2 NC instantaneous contacts.
- Screw terminal connections.
- Compatible with ABB NF(C)(Z)(B) four-pole contactors.
- Rated operational voltage up to 690 V AC.
- Manufactured in accordance with IEC/EN 60947-5-1.
Reliable Auxiliary Contacts for Industrial Control Systems
Auxiliary contact blocks provide additional switching contacts required for signalling, monitoring and control within industrial electrical installations. The ABB CA4-22N integrates directly with compatible NF and NFZ contactors, allowing engineers to expand control functionality without increasing panel size.
Its robust construction and ABB engineering make it ideal for OEM machinery, manufacturing equipment, motor control centres and industrial automation systems where dependable auxiliary switching is essential.
Typical Applications
- Industrial motor control panels.
- Machine building and OEM equipment.
- PLC monitoring and interface circuits.
- Electrical control cabinets.
- Industrial automation systems.
- Safety interlocking and signalling circuits.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Current | 6 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 4-pole | |
| Device Type | Auxiliary contact block | |
| Series | CA4 | |
| Part number | 1SBN010140R1222 | |
| Product type | Auxiliary contact block | |
| Contact configuration | 2 NO + 2 NC | |
| Number of poles | 4P | |
| Mounting type | Front mounted | |
| Terminal type | Screw terminals | |
| Rated operational current | 6 A | |
| Rated operational voltage | 24 to 690 V AC / up to 600 V DC | |
| Rated insulation voltage | 690 V | |
| Impulse withstand voltage | 6 kV | |
| Conventional free-air thermal current | 16 A | |
| Electrical switching frequency | 1200 cycles/hour AC-15, 900 cycles/hour DC-13 | |
| Mechanical switching frequency | 3600 cycles/hour | |
| Mechanical durability | approx. 10 million operations | |
| Compatible contactors | ABB NF22E, NF31E, NF40E, NFC22E, NFC31E, NFC40E and related NFZ/NFB series relays | |
| Operating temperature | approx. -40 °C to +70 °C | |
| Protection rating | IP20 | |
| Standards | IEC/EN 60947-5-1, UL 60947-5-1, CSA C22.2 | |
| Dimensions (W × H × D) | approx. 43 × 43 × 39.5 mm | |
| Weight | approx. 0.055 kg |
Frequently Asked Questions
What is the ABB CA4-22N used for?
The CA4-22N provides additional auxiliary contacts for signalling, monitoring and control circuits when installed on compatible ABB NF and NFZ four-pole contactors.
What contact configuration does the CA4-22N provide?
It provides 2 normally open (NO) and 2 normally closed (NC) instantaneous auxiliary contacts.
Which ABB contactors is it compatible with?
The CA4-22N is designed for ABB NF(C)(Z)(B) four-pole contactors.
How is the CA4-22N installed?
It mounts directly onto the front of the compatible contactor using a simple front-mounted design.
What type of terminals does it use?
The auxiliary contact block features screw terminal connections for secure and reliable industrial wiring.
Trusted by Industrial Control Professionals
ABB auxiliary contact blocks are trusted worldwide by electrical engineers, OEM manufacturers and panel builders for dependable switching performance, straightforward installation and long-term reliability in industrial control applications.
