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ABB cat4-11e front mounted instantaneous aux contact block with a1/a2 coil terminal blocks
ABB CAT4-11E front-mounted auxiliary contact and coil terminal block with 1 NO and 1 NC instantaneous contacts and integrated A1/A2 coil terminals for ABB AF contactors.
£9.14
Why Choose the ABB CAT4-11E Auxiliary Contact and Coil Terminal Block?
The ABB CAT4-11E (1SBN010151R1011) is a versatile front-mounted auxiliary contact and coil terminal block designed to enhance the functionality of ABB AF series contactors. It combines additional auxiliary contacts with convenient front-facing coil terminals, simplifying wiring and improving accessibility within industrial motor control and automation systems.
Manufactured to ABB's high engineering standards, the CAT4-11E provides dependable switching performance for industrial control, signalling and interlocking applications. Its compact front-mounted design reduces installation time while allowing easier access to A1 and A2 coil terminals during panel assembly and maintenance.
Featuring a 1 NO + 1 NC instantaneous contact configuration, the CAT4-11E is ideal for machine builders, panel manufacturers and automation engineers requiring additional control contacts together with simplified coil wiring for ABB AF contactors.
Key Advantages
- Front-mounted auxiliary contact and coil terminal block.
- 1 normally open (NO) and 1 normally closed (NC) instantaneous contacts.
- Integrated front-facing A1/A2 coil terminals simplify wiring.
- Compact design maximises control panel space.
- Screw terminal connections provide secure industrial wiring.
- Ideal for signalling, monitoring and industrial automation systems.
Key Features
- ABB CAT4-11E Auxiliary Contact and Coil Terminal Block.
- Manufacturer part number: 1SBN010151R1011.
- Front-mounted accessory.
- 1 NO + 1 NC instantaneous auxiliary contacts.
- Integrated A1/A2 front coil terminal connection.
- Screw terminal connections.
- Compatible with ABB AF26 to AF38 contactors.
- Manufactured in accordance with IEC/EN 60947-5-1.
Reliable Auxiliary Switching for Industrial Automation
Auxiliary contact blocks provide additional switching contacts for signalling, monitoring and automation within industrial electrical systems. The ABB CAT4-11E also incorporates convenient front-mounted coil terminals, making control panel wiring faster and easier while maintaining reliable switching performance.
Its robust ABB design makes it suitable for OEM machinery, manufacturing equipment, motor control centres and industrial automation systems requiring dependable auxiliary switching and simplified installation.
Typical Applications
- Industrial motor control panels.
- Machine building and OEM equipment.
- PLC interface and monitoring circuits.
- Electrical control cabinets.
- Industrial automation systems.
- Status indication and interlocking circuits.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Current | 6 A | |
| IP Rating | IP20 | |
| Poles | 2-pole | |
| Device Type | Auxiliary contact block | |
| Series | CAT4 | |
| Part number | 1SBN010151R1011 | |
| Product type | Auxiliary contact and coil terminal block | |
| Contact configuration | 1 NO + 1 NC | |
| Number of poles | 2P | |
| Mounting type | Front mounted | |
| Terminal type | Screw terminals | |
| Integrated coil terminals | A1 / A2 front connection | |
| Rated operational current AC-15 | 6 A at 24/127 V AC, 4 A at 220/240 V AC, 3 A at 400/440 V AC | |
| Rated operational current DC-13 | 6 A at 24 V DC | |
| Rated operational voltage | Auxiliary circuit 24 to 690 V AC | |
| Rated insulation voltage | 690 V | |
| Rated frequency | 50 / 60 Hz | |
| Impulse withstand voltage | 6 kV | |
| Conventional free-air thermal current | 16 A | |
| Maximum electrical switching frequency | 1200 cycles/hour AC-15 | |
| Maximum mechanical switching frequency | 3600 cycles/hour | |
| Mechanical durability | approx. 10 million operations | |
| Compatible contactors | ABB AF26 to AF96 contactors | |
| Operating temperature | approx. -40 °C to +70 °C | |
| Protection rating | IP20 | |
| Standards | IEC/EN 60947-5-1, UL, CSA | |
| Dimensions (W × H × D) | approx. 46 × 46 × 46 mm | |
| Weight | approx. 0.04 kg |
Frequently Asked Questions
What is the ABB CAT4-11E used for?
The CAT4-11E adds one normally open and one normally closed auxiliary contact while providing convenient front-mounted A1/A2 coil terminals for compatible ABB AF contactors.
What contact configuration does the CAT4-11E provide?
It provides 1 normally open (NO) and 1 normally closed (NC) instantaneous auxiliary contacts.
Which ABB contactors is it compatible with?
The CAT4-11E is designed for ABB AF26 to AF38 contactors.
What is the benefit of the integrated coil terminals?
The front-mounted A1 and A2 terminals simplify wiring, improve accessibility and help reduce installation time inside electrical control panels.
What type of terminals does it use?
The auxiliary contact block uses screw terminal connections for secure and reliable industrial wiring.
Trusted by Industrial Control Professionals
ABB auxiliary contact and coil terminal blocks are trusted worldwide by electrical engineers, OEM manufacturers and panel builders for dependable switching performance, simplified installation and long service life in industrial motor control systems.
