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1SFL637001R6811 af750-30-11-68 400kw/750 amp 24-60v dc ABB Contactor

MPN: 1SFL637001R6811

Alt. SKU: AF750-30-11-68

Special Price £3,403.18 £2,835.98 Regular Price £5,235.66

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Why Choose the AF750-30-11-68 [1SFL637001R6811]

The AF750-30-11-68 is a 3 pole - 1000 V IEC or 600 V UL contactor with pre-mounted auxiliary contacts and Main Circuit Bars, controlling motors up to 400 kW / 400 V AC (AC-3) or 600 hp / 480 V UL and switching power circuits up to 1050 A (AC-1) or 900 A UL general use. Thanks to the AF technology, the contactor has a wide control voltage range (24-60 V DC), managing large control voltage variations, reducing panel energy consumptions and ensuring distinct operations in unstable networks. Furthermore, surge protection is built-in, offering a compact solution. AF contactors have a block type design, can be easily extended with add-on auxiliary contact blocks and an additional wide range of accessories.

Technical Specification

  • Function: 3-pole contactor for motor control and power circuit switching.
  • Main Circuit Rated Operational Voltage: Up to 1000 V IEC / 600 V UL.
  • Rated Operational Current (AC-1): Up to 1050 A (IEC), 900 A (UL).
  • Contact Configuration: 3 main NO contacts, 1 auxiliary NO and 1 NC contact pre-mounted.
  • Rated Insulation Voltage (Ui): 1000 V IEC, 600 V UL.
  • Rated Impulse Withstand Voltage (Uimp): 8 kV main circuit.
  • Degree of Protection: Coil terminals IP20, main terminals IP00.
  • Terminal Type and Size: Main circuit bars up to 52 mm²; cable capacity up to 300 mm² aluminium or copper.
  • Mechanical Durability: 3 million operations.
  • Control Voltage Range: Wide range 24–60 V DC with built-in surge protection.

Trusted By Customers Worldwide

"Specified by UK panel builders for dependable control." Controls Engineer, UK

Frequently Asked Questions

What is the maximum motor control capacity of the AF750-30-11-68 contactor?
The AF750-30-11-68 can control motors up to 400 kW at 400 V AC or 600 hp at 480 V UL.
What is the rated operational current for power circuit switching?
The rated operational current is up to 1050 A (IEC) or 900 A (UL) for power circuit switching.
What is the control voltage range for the AF750-30-11-68?
The control voltage range is 24–60 V DC.
What is the degree of protection for the terminals?
The coil terminals have an IP20 rating, while the main terminals are rated IP00.
What is the maximum cable capacity for the main circuit bars?
The main circuit bars can accommodate cable sizes up to 52 mm², with a cable capacity of up to 300 mm² for aluminium or copper.
How many operations can the contactor endure mechanically?
The mechanical durability of the AF750-30-11-68 is rated for 3 million operations.
What should I refer to for standards and approvals?
See the manufacturer's data sheet for standards and approvals.
More Information
Manufacturer Part Number 1SFL637001R6811
Manufacturer ABB
Alternative Product SKU AF750-30-11-68
Packed Quantity 1
KW Rating 400kW
Inbuilt Aux 1 N/O 1 N/C
Barcode 7320500220399
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ABB AF Contactor Range

ABB contactor range can be used to control power circuits up to a level of 690 V AC and 220 V DC. The main benefit of ABB's range of AF products are that only a few coils are needed for different control voltages used in many applications without having to change the coil.

These four coil voltages run from between 24...500 V 50/60 Hz or 20...500 V DC. These are AC/DC dual rated which cover a range of amperages rather than set specifications. ABB's AF contactors have built in surge protection and do not require any other surge suppressors.

Accessories are available in the form of front and side mounted auxiliary contact blocks plus being designed as a 1 stack 3 pole block type contactor they can have a one main auxiliary contact. Replacement parts are available as well as other accessories.

You can click on this link to view more ABB information