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1SBN010142R1022 ABB CA4-22ERT 4 Pole Auxiliary Contact Block 2NO 2NC 690V
ABB CA4-22ERT four-pole auxiliary contact block with 2 NO and 2 NC contacts designed for expanding industrial contactor control and monitoring circuits.
£17.63
Why Choose the ABB CA4-22ERT Auxiliary Contact Block?
The ABB CA4-22ERT is a compact and reliable four-pole auxiliary contact block designed to expand the control and signalling capabilities of ABB contactors and contactor relays. As part of the proven ABB CA4 auxiliary contact block series, it provides additional switching contacts for industrial automation, motor control and electrical panel applications.
This auxiliary contact block is designed for front mounting on compatible ABB AF contactors and contactor relays. It provides dependable auxiliary circuit switching and allows engineers to add monitoring, interlocking and control functions without replacing the main switching device.
With a contact configuration of 2 normally open and 2 normally closed instantaneous contacts, the ABB CA4-22ERT provides flexible auxiliary switching capability for industrial control systems. It supports auxiliary circuit voltages up to 690 V and is suitable for demanding industrial environments.
Key Advantages
- Compact ABB auxiliary contact block for industrial control applications.
- 2 NO + 2 NC contact configuration for flexible control circuit expansion.
- Front-mounted design for straightforward installation on compatible ABB contactors.
- Reliable screw terminal connections for secure industrial wiring.
- Improves monitoring, signalling and interlocking functions in automation systems.
- Designed for use with ABB AF contactors and contactor relays.
Key Features
- ABB CA4 auxiliary contact block series.
- CA4-22ERT model.
- 4-pole auxiliary contact configuration.
- 2 normally open (NO) + 2 normally closed (NC) instantaneous contacts.
- Ring-tongue terminal connections.
- Front mounting design for compatible ABB contactors.
- Rated auxiliary circuit voltage up to 690 V.
- Suitable for industrial auxiliary and control circuits.
Enhanced Control for Industrial Automation
Auxiliary contact blocks such as the ABB CA4-22ERT extend the functionality of contactors by providing additional contacts for feedback, signalling, electrical interlocking and control functions. This enables more flexible and reliable industrial automation solutions.
The CA4 series allows engineers to customise contactor assemblies while maintaining a compact panel layout. Its robust construction and reliable contact operation make it suitable for industrial machinery and control systems.
Typical Applications
- Industrial motor control panels.
- Automation and machine building systems.
- Contactor status feedback circuits.
- Electrical interlocking applications.
- Industrial signalling and monitoring systems.
- OEM control panel assemblies.
Technical Specifications
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| Terminal Type | Ring tongue | |
|---|---|---|
| Poles | 4-pole | |
| Device Type | Auxiliary contact block | |
| Manufacturer | ABB | |
| Series | CA4 Auxiliary Contact Blocks | |
| Model | CA4-22ERT | |
| Part number | 1SBN010142R1022 | |
| Product type | Auxiliary contact block | |
| Number of contacts | 4 | |
| Contact configuration | 2 NO + 2 NC | |
| Contact type | Instantaneous auxiliary contacts | |
| Mounting type | Front mounting | |
| Terminal type | Ring-tongue terminals | |
| Conventional free-air thermal current | 16 A | |
| Rated operational voltage | 24–690 V auxiliary circuit | |
| Rated operational current AC-15 | 4 A at 220/240 V | |
| Rated insulation voltage | 690 V | |
| Compatible series | ABB AF contactors and contactor relays | |
| Weight | approx. 0.05 kg |
Frequently Asked Questions
What is the ABB CA4-22ERT used for?
The ABB CA4-22ERT is used to add auxiliary switching contacts to compatible ABB contactors and contactor relays for monitoring, signalling and control applications.
What contact configuration does the CA4-22ERT have?
The auxiliary contact block has 2 normally open and 2 normally closed instantaneous contacts.
How is the CA4-22ERT installed?
The CA4-22ERT uses a front-mounted design for installation on compatible ABB contactors and contactor relays.
What type of terminals does this auxiliary contact block use?
The CA4-22ERT uses ring-tongue terminal connections for secure industrial wiring.
Which ABB products are compatible with the CA4-22ERT?
The CA4-22ERT is designed for use with compatible ABB AF contactors and contactor relays.
Trusted by Industrial Automation Professionals
ABB auxiliary contact blocks are widely used by engineers and machine builders to expand contactor functionality, improve system monitoring and create reliable industrial control solutions.
