ABB Auxiliary Contact Block - CA4-01
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Tameson UKAbb A Series Auxiliary Contact Block - 1Sbn010110r1001
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Auxiliary Contact 0Z 1R Front Mount CA4-01 1SBN010110R1001£13.20 delivery£14.08Visit shop →
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Product Information
Full details
The ABB CA4-01 is a front-mounted auxiliary contact block designed for standard industrial environments. It's ideal for electricians and control system engineers needing to expand the control circuit capabilities of compatible ABB contactors and relays. Its primary benefit is providing reliable auxiliary contacts for signaling and interlock functions. A key consideration is its specific compatibility with certain ABB contactor series.
All features
| Series | CA4 |
|---|---|
| Model Part Number | 1SBN010110R1001 |
| Brand | ABB |
Extended Product Information
FAQs
What does 'N.C. instantaneous' mean?
N.C. stands for Normally Closed. This means the contact is closed (allowing current to flow) when the associated contactor or relay is de-energized. 'Instantaneous' means the contact changes state immediately when the coil is energized, without any intentional delay.
Can I use this with contactors from other brands?
The CA4-01 is specifically designed for front mounting on compatible ABB contactors and relays. While physical fit might be possible on some other brands, electrical and mechanical compatibility is not guaranteed and is not recommended.
How many auxiliary contacts does the CA4-01 provide?
The CA4-01 provides one (1) N.C. instantaneous auxiliary contact.
What is the operating temperature range?
This auxiliary contact block is designed for standard industrial environments. Specific temperature ratings should be checked in the detailed ABB technical documentation, but typical ranges are suitable for most factory conditions.
What happens if I energize the contactor without the CA4-01 attached?
The main contactor will still operate as intended. The CA4-01 only affects the auxiliary circuits connected to its terminals. If the CA4-01 is not attached, the secondary circuit controlled by its N.C. contact will not be opened or closed by the contactor's operation.
Is this suitable for high-power switching?
No, auxiliary contact blocks like the CA4-01 are intended for low-power control and signaling circuits, not for directly switching main power loads.
Troubleshooting
Contact is not opening when expected.
Verify that the associated contactor or relay is fully energized. Check wiring to ensure the N.C. contact is correctly integrated into the control circuit. Ensure the contact block is properly seated on the main device.
Unit is loose or does not attach securely.
Confirm that the CA4-01 is compatible with the specific ABB contactor or relay model. Ensure the mounting slots on the contactor/relay are not damaged and that the block is being pushed in fully until it latches.
Wiring connections seem unreliable.
Ensure the correct wire gauge is used and stripped properly. Tighten screw terminals securely, but do not overtighten. Inspect terminals for any damage or corrosion.
Pros and Cons
Pros
- Easy front mounting for quick installation.
- Reliable instantaneous N.C. contact for control circuits.
- Durable construction suitable for industrial use.
- Wide compatibility with popular ABB contactor models.
- Compact dimensions save panel space.
Cons
- Only provides one N.C. contact; additional blocks needed for more.
- Requires compatible ABB contactors/relays.
- Not designed for extreme environmental conditions.
- Screw terminals may require specific torque settings for optimal connection.
Setup, Compatibility & Care
Setup
- Ensure the main contactor or relay is de-energized and safely isolated.
- Identify the front mounting slots on the compatible ABB contactor or relay.
- Align the CA4-01 block with the mounting points and push firmly until it clicks into place.
- Connect wires to the screw terminals according to your circuit diagram. Ensure the correct polarity for N.C. (Normally Closed) operation.
Compatibility
The CA4-01 is designed to be compatible with the following ABB series:
- AF09, AF09Z, AF12, AF12Z, AF16, AF16Z
- AFC09, AFC12, AFC16
- AF09B, AF09ZB, AF12B, AF12ZB, AF16B, AF16ZB
- NF(C)(Z)(B) series contactor relays
Always verify compatibility with your specific ABB device model.
Care
- Keep the auxiliary contact block clean and free from dust and debris. A dry cloth is usually sufficient for cleaning.
- Periodically check screw terminal connections for tightness. Over time, vibration can loosen connections.
- Avoid exposing the unit to excessive moisture or corrosive environments, as it is designed for standard industrial conditions.