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1SBL341001R8111 ABB AFC40-30-11-81 – AFC40 40A 3 Pole AC Operated Contactor 1NO 1NC Auxiliary Contacts
ABB 1SBL341001R8111 AFC40-30-11-81 is a 3-pole AC contactor rated for motors up to 18.5 kW at 400 V and 70 A AC-1, featuring a 24 V AC 50/60 Hz electromagnetic coil and 1 NO + 1 NC auxiliary contacts.
£158.60
Why Choose the ABB 1SBL341001R8111 AFC40 Contactor?
The ABB 1SBL341001R8111, model AFC40-30-11-81, is a robust 3-pole AC operated contactor designed for reliable switching of three-phase motors and power circuits in industrial control and automation systems. As part of the ABB AFC contactor range, it uses electromagnetic control technology with operating characteristics optimised for AC-controlled applications.
The AFC40-30-11-81 features three normally open main poles together with 1 NO + 1 NC factory-fitted auxiliary contacts, providing integrated signalling, interlocking and control functionality. Its block-type construction and screw terminals support straightforward installation, while compatible ABB auxiliary contact blocks and accessories can be added where additional control functions are required.
With a motor switching capability of up to 18.5 kW at 400 V AC under AC-3 and a rated operational current of 70 A under AC-1, the AFC40-30-11-81 is suitable for demanding industrial switching duties. Its electromagnetic control coil operates at 24 V AC at 50/60 Hz, making it particularly suitable for low-voltage AC control circuits in machinery and industrial control panels.
Key Advantages
- Reliable 3-pole contactor for industrial motor and power switching.
- 18.5 kW motor switching capability at 400 V AC under AC-3 utilisation.
- 70 A AC-1 rated operational current for general power switching.
- Factory-fitted 1 NO + 1 NC auxiliary contacts for signalling and control.
- 24 V AC 50/60 Hz electromagnetic control coil.
- Expandable block-type design supports additional ABB auxiliary contacts and accessories.
Key Features
- ABB AFC40 contactor series.
- 3 normally open main power contacts.
- 1 NO + 1 NC factory-mounted auxiliary contacts.
- 18.5 kW rated motor power at 400 V AC under AC-3 utilisation.
- 40 A rated operational current at 400 V AC under AC-3.
- 70 A AC-1 rated operational current.
- 690 V IEC rated operational voltage.
- 24 V AC 50/60 Hz control voltage.
- Electromagnetic coil optimised for AC-controlled applications.
- Screw terminals provide secure power and control connections.
Reliable Switching for Industrial Motor Control
ABB AFC contactors are designed for dependable control of motors and electrical power circuits in industrial installations. Their electromagnetic AC control system provides operating characteristics optimised for AC-controlled applications, making the range suitable for conventional motor starters, machinery and electrical control systems.
The AFC40-30-11-81 combines its 24 V AC coil with three main power poles and integrated 1 NO + 1 NC auxiliary contacts. The auxiliary contacts can be used for signalling, electrical interlocking and control functions, while the modular block design allows further compatible ABB accessories to be fitted when required.
Typical Applications
- Three-phase motor starters and motor control centres.
- Industrial machinery and manufacturing equipment.
- Conveyors and material handling systems.
- Pumps, fans and ventilation equipment.
- Compressors and processing machinery.
- OEM automation systems and industrial control panels.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Poles | 3-pole | |
| Current | 40 A | |
| Coil Voltage Range | 24 V | |
| Power | 18.5 kW | |
| Coil / Supply Voltage | 24 V AC | |
| Device Type | Contactor | |
| Auxiliary Contacts | 1NO + 1NC | |
| Coil Type | AC | |
| Current AC-1 | 70 A | |
| Manufacturer | ABB | |
| Series | AFC40 | |
| Model | AFC40-30-11-81 | |
| Product ID | 1SBL341001R8111 | |
| EAN / GTIN | 3471523018761 | |
| Product type | 3-pole AC contactor | |
| Main contacts | 3 NO | |
| Auxiliary contacts fitted | 1 NO + 1 NC | |
| Rated motor power (AC-3, 400 V) | 18.5 kW | |
| Rated operational current (AC-3, 400 V) | 40 A | |
| Rated operational current (AC-1) | 70 A | |
| Rated operational voltage | 690 V IEC | |
| UL / CSA operational voltage | 600 V | |
| UL motor rating (480 V AC) | 30 hp | |
| UL general-use rating | 60 A | |
| Control voltage | 24 V AC, 50 / 60 Hz | |
| Coil type | Electromagnetic AC coil | |
| Terminal type | Screw terminals | |
| Mounting type | DIN rail / screw mounting | |
| Dimensions (H × W × D) | 111 × 67 × 119.5 mm | |
| Weight | approx. 1.02 kg | |
| Standards | IEC / EN 60947-1 and IEC / EN 60947-4-1 |
Frequently Asked Questions
What is the ABB 1SBL341001R8111 used for?
The ABB 1SBL341001R8111 is a 3-pole contactor designed for switching three-phase motors and electrical power circuits in industrial machinery, motor starters and automation systems.
What motor power can the AFC40-30-11-81 control?
The contactor can control three-phase motors rated up to 18.5 kW at 400 V AC under AC-3 utilisation conditions.
What control voltage does the ABB AFC40-30-11-81 require?
The AFC40-30-11-81 uses an electromagnetic control coil rated at 24 V AC at 50/60 Hz.
Does the AFC40-30-11-81 have built-in auxiliary contacts?
Yes. This model includes 1 normally open and 1 normally closed auxiliary contact factory-fitted for signalling, interlocking and control functions.
Can additional auxiliary contacts be fitted to the AFC40-30-11-81?
Yes. The AFC40 has a block-type design that can be expanded with compatible ABB auxiliary contact blocks and accessories when additional control contacts are required.
Trusted by Industrial Automation Professionals Worldwide
ABB AFC contactors provide dependable motor and power circuit switching for panel builders, machine manufacturers and automation engineers, combining robust electromagnetic operation, integrated auxiliary contacts and flexible accessory options.
