Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1SBN010129R1011 ABB CAL4-11RT Auxiliary Contact Block 2 Pole 1NO 1NC Side Mounted for AF09-AF38 Contactors
ABB CAL4-11RT auxiliary contact block with 1NO and 1NC contacts designed to expand industrial contactor control and signalling circuits.
£11.38
Why Choose the ABB CAL4-11RT Auxiliary Contact Block?
The ABB CAL4-11RT is a compact and reliable auxiliary contact block designed to expand the control and signalling capabilities of ABB contactors and contactor relays. As part of the ABB AF contactor accessory range, it provides additional normally open and normally closed contacts for industrial automation, motor control and electrical switching applications.
This auxiliary contact block features instantaneous switching contacts and a side-mounted design that allows quick attachment to compatible ABB contactors. Its robust construction and secure screw terminal connection make it suitable for demanding industrial environments where reliable feedback, interlocking and control signalling are required.
With a 1 NO + 1 NC contact configuration, a 690 V rated insulation voltage and a 6 A operational current rating, the ABB CAL4-11RT provides flexible circuit expansion for contactor-based control systems, including motor starters, automation panels and industrial machinery.
Key Advantages
- Compact auxiliary contact block for ABB contactor systems.
- 1 normally open + 1 normally closed contact arrangement for flexible control logic.
- Side mounting design for fast installation on compatible ABB contactors.
- 6 A rated operational current for auxiliary switching applications.
- 690 V rated insulation voltage for industrial control circuits.
- Secure screw terminals suitable for reliable industrial wiring.
Key Features
- ABB CAL4 auxiliary contact series.
- CAL4-11RT model.
- 1 NO + 1 NC instantaneous auxiliary contacts.
- Side-mounted contact block design.
- Ring tongue terminal connection system.
- 690 V rated insulation voltage.
- Compatible with ABB AF contactors and related switching equipment.
- Suitable for control, indication and interlocking circuits.
Reliable Control Expansion for Industrial Systems
Auxiliary contact blocks such as the ABB CAL4-11RT extend the functionality of contactors by providing additional electrical contacts for status indication, electrical interlocking and control circuit management. They are essential components in modern motor control and automation systems.
The ABB CAL4 range provides dependable switching performance and simple installation, allowing engineers to create flexible control solutions while maintaining reliable operation in industrial electrical panels.
Typical Applications
- Industrial motor control panels.
- Contactor status feedback circuits.
- PLC input and automation signalling systems.
- Electrical interlocking applications.
- Production machinery control systems.
- OEM automation equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Terminal Type | Ring tongue | |
|---|---|---|
| Poles | 2-pole | |
| Device Type | Auxiliary contact block | |
| Manufacturer | ABB | |
| Series | CAL4 Auxiliary Contact Blocks | |
| Model | CAL4-11RT | |
| Product ID | 1SBN010129R1011 | |
| Product type | Auxiliary contact block | |
| Contact configuration | 1 NO + 1 NC | |
| Number of auxiliary contacts NO | 1 | |
| Number of auxiliary contacts NC | 1 | |
| Rated operational voltage | 24–690 V AC | |
| Rated insulation voltage | 690 V | |
| Conventional free-air thermal current | 16 A | |
| Rated operational current AC-15 | up to 6 A | |
| Mounting type | Side mounting | |
| Terminal type | Screw terminals for ring tongue connections | |
| Protection rating | IP20 terminal protection | |
| Weight | approx. 0.04 kg |
Frequently Asked Questions
What is the ABB CAL4-11RT used for?
This auxiliary contact block is used to add additional signalling and control contacts to compatible ABB contactors and switching devices.
What contact configuration does the CAL4-11RT provide?
The ABB CAL4-11RT provides 1 normally open and 1 normally closed auxiliary contact.
How is this auxiliary contact block mounted?
The CAL4-11RT is designed for side mounting on compatible ABB contactors.
What voltage rating does this auxiliary contact support?
The auxiliary contact block has a 690 V rated insulation voltage for industrial control applications.
Where is this product typically installed?
The ABB CAL4-11RT is typically installed inside electrical control panels, motor starters and industrial automation systems.
Trusted by Automation Engineers Worldwide
ABB auxiliary contact blocks are widely used by electrical engineers and machine builders to provide reliable control expansion, feedback signalling and flexible integration within industrial switching systems.
