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.
1SFL577001R7111 af400-30-11-71 200kw/400amp 250-500v 50/60hz dc ABB Contactor
ABB 1SFL577001R7111 AF400-30-11-71 three-pole contactor with 250–500 V AC/DC control voltage, 1 NO + 1 NC auxiliary contacts and 200 kW AC-3 motor rating at 380–400 V AC.
£1,313.22
Why Choose the ABB 1SFL577001R7111 AF400 Contactor?
The ABB 1SFL577001R7111 is a robust three-pole AF400 contactor designed for reliable switching and control of motors and power circuits in industrial electrical systems. As part of the ABB AF contactor range, it is suitable for demanding motor starting, isolation, bypass and distribution applications up to 1000 V AC.
This contactor combines ABB AF technology with a wide 250–500 V AC/DC control voltage range, integrated surge protection and pre-mounted auxiliary contacts. Its block-type construction and main circuit bar terminals provide a dependable solution for high-current industrial switching applications.
With a rated operational power of 200 kW at 380–400 V AC in AC-3 and a 250–500 V AC/DC control voltage, the AF400-30-11-71 is suited to large industrial motors and power circuits requiring reliable switching performance.
Key Advantages
- Heavy-duty three-pole contactor designed for industrial motor control.
- 200 kW motor power rating at 380–400 V AC in AC-3 duty.
- 250–500 V AC/DC control voltage range for flexible installation.
- Pre-mounted 1 NO + 1 NC auxiliary contacts.
- Integrated surge protection for reliable coil operation.
- Main circuit bar terminals for high-current industrial connections.
Key Features
- ABB AF400 contactor series.
- 3 main normally open poles.
- 200 kW rated operational power at 380–400 V AC in AC-3.
- 400 A rated operational current at 380–400 V AC in AC-3.
- 600 A conventional free-air thermal current.
- 250–500 V AC/DC rated control circuit voltage.
- 1 NO + 1 NC auxiliary contacts.
- Built-in surge protection and wide control voltage tolerance.
Reliable Switching for Industrial Motor Control
Contactors such as the ABB AF400 provide reliable electrical switching for large motors and industrial power circuits. By controlling the main contacts through an electromagnetic coil, the contactor enables automated systems to start, stop and isolate connected loads.
The AF400 series uses ABB AF technology to accommodate substantial control voltage variations while providing reliable operation and integrated surge protection. Its pre-mounted auxiliary contacts and block-type construction make it suitable for modern industrial control panels and power switching systems.
Typical Applications
- Large industrial motor starting and stopping.
- Industrial control panels and automation systems.
- Electrical isolation and switching applications.
- Motor bypass circuits.
- Industrial power distribution equipment.
- OEM machinery and production systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Terminal Type | Bar / bolt | |
|---|---|---|
| Poles | 3-pole | |
| Coil Voltage Range | 200–250 V, 380–440 V, 460–500 V | |
| Current | 400 A | |
| Power | 200 kW | |
| Device Type | Contactor | |
| Auxiliary Contacts | 1NO + 1NC | |
| Current AC-1 | 600 A | |
| Manufacturer | ABB | |
| Series | AF400 | |
| Model | AF400-30-11-71 | |
| Product type | 3-pole contactor | |
| Product code | 1SFL577001R7111 | |
| Rated operational voltage | 1000 V AC | |
| Rated operational power AC-3 | 200 kW at 380–400 V AC | |
| Rated operational current AC-3 | 400 A at 380–400 V AC | |
| Rated operational current AC-1 | 600 A at 40 °C | |
| Rated control circuit voltage | 250–500 V AC/DC | |
| Frequency | 50 / 60 Hz | |
| Main contacts | 3 NO | |
| Auxiliary contacts | 1 NO + 1 NC | |
| Main terminal type | Bars | |
| Rated insulation voltage | 1000 V IEC / 600 V UL/CSA | |
| Rated impulse withstand voltage | 8 kV | |
| Mechanical durability | 5 million operations | |
| Protection rating | IP20 coil terminals / IP00 main terminals | |
| Dimensions (H × W × D) | 278 × 186 × 216 mm | |
| Weight | 10.6 kg |
Frequently Asked Questions
What is the ABB 1SFL577001R7111 used for?
The ABB 1SFL577001R7111 is a three-pole AF400 contactor used for motor starting, isolation, bypass and industrial power switching applications.
What motor power can this contactor control?
The contactor is rated for motors up to 200 kW at 380–400 V AC in AC-3 duty.
What control voltage does the contactor require?
The AF400-30-11-71 operates with a 250–500 V AC/DC control voltage range.
How many auxiliary contacts are included?
The contactor includes 1 normally open and 1 normally closed auxiliary contact.
What type of main terminals are fitted?
The main circuit uses bar terminals for reliable high-current connections.
Trusted by Industry Worldwide
ABB AF400 contactors provide reliable switching, wide control voltage operation and robust performance for large industrial motor control and electrical power applications.
