ABB 1SFL637001N6811 Contactor - IEC/UL Rated
Part Number: 1SFL637001N6811
Quick Summary
ABB 1SFL637001N6811 Contactor is a three-pole motor starter for heavy loads in industrial plants. It addresses voltage fluctuations and panel energy waste by supporting a wide control voltage range of 24–60 V DC, stabilizing operations. Standards compliance includes IEC 60947-4-1 and 60947-1, UL 508 and CSA C22.2 N°14, ensuring broad regulatory coverage. Designed for modular motor control, it pairs with add-on auxiliary blocks and delivers reliable protection with compact integration. With a 1000 V main circuit rating and AF technology, it supports motors up to 400 kW at 400 V AC and up to 750 A in AC-3 scenarios, while the block design saves panel space and simplifies wiring for modern automation projects.
Product Information
Extended Description
1SFL637001N6811 ABB: The AF750N7-30-11-68 NEMA Contactor is a 3 pole - 1000 V IEC or 600 V UL contactor with Main Circuit: Bars, controlling motors up to 400 kW / 400 V AC (AC-3) or 600 hp / 480 V UL 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.
Minimum Order Quantity
1 piece
Customs Tariff Number
85364900
Data Sheet, Technical Information
1SBC100214C0202 - Main catalog Motor protection and control Manual motor starters, contactors and overload relays (PDF) - Edition 2024
Instructions and Manuals
1SFC380023-en
CAD Dimensional Drawing
Information - 2D and 3D files for CAD systems
Product Net Width
210 mm
Product Net Depth / Length
242 mm
Product Net Height
283 mm
Product Net Weight
13.6 kg
Number of Main Contacts NO
3
Number of Main Contacts NC
0
Number of Auxiliary Contacts NO
1
Number of Auxiliary Contacts NC
1
Number of Poles
3P
Standards
IEC 60947-1 / 60947-4-1 and EN 60947-1 / 60947-4-1, UL 508, CSA C22.2 N°14
Rated Operational Voltage
Main Circuit 1000 V
Rated Frequency (f)
Main Circuit 50 / 60 Hz
Conventional Free-air Thermal Current (Ith)
acc. to IEC 60947-4-1, Open Contactors Θ = 40 °C 1050 A
Rated Operational Current AC-1 (Ie)
(1000 V) 40 °C 1000 A | (1000 V) 55 °C 875 A | (1000 V) 70 °C 720 A | (690 V) 40 °C 1050 A | (690 V) 55 °C 875 A | (690 V) 70 °C 720 A
Rated Operational Current AC-3 (Ie)
(415 V) 55 °C 750 A | (440 V) 55 °C 750 A | (500 V) 55 °C 750 A | (690 V) 55 °C 650 A | (1000 V) 55 °C 300 A | (380 / 400 V) 55 °C 750 A | (220 / 230 / 240 V) 55 °C 750 A
Rated Operational Current DC-1 (Ie)
(110 V) 1-Pole, 40 °C 1050 A | (110 V) 2 Poles in Series, 40 °C 1050 A | (220 V) 3 Poles in Series, 40 °C 1050 A | (600 V) 3 Poles in Series, 40 °C 1050 A | (850 V) 3 Poles in Series, 40 °C 1050 A
Rated Operational Current DC-3 (Ie)
(110 V) 1-Pole, 40 °C 1050 A | (110 V) 2 Poles in Series, 40 °C 1050 A | (220 V) 3 Poles in Series, 40 °C 1050 A | (600 V) 3 Poles in Series, 40 °C 1050 A
Rated Operational Current DC-5 (Ie)
(110 V) 1-Pole, 40 °C 1050 A | (110 V) 2 Poles in Series, 40 °C 1050 A | (220 V) 3 Poles in Series, 40 °C 1050 A | (600 V) 3 Poles in Series, 40 °C 1050 A
Rated Operational Power AC-3 (Pe)
(415 V) 425 kW | (440 V) 450 kW | (500 V) 520 kW | (690 V) 600 kW | (1000 V) 400 kW | (380 / 400 V) 400 kW | (220 / 230 / 240 V) 220 kW
Rated Breaking Capacity AC-3
8 x Ie AC-3
Rated Making Capacity AC-3
10 x Ie AC-3
Short-Circuit Protective Devices
gG Type Fuses 1000 A
Rated Short-time Withstand Current Low Voltage (Icw)
at 40 °C Ambient Temp, in Free Air, from a Cold State 10 s 6400 A | at 40 °C Ambient Temp, in Free Air, from a Cold State 15 min 1300 A | at 40 °C Ambient Temp, in Free Air, from a Cold State 1 min 3500 A | at 40 °C Ambient Temp, in Free Air, from a Cold State 1 s 7000 A | at 40 °C Ambient Temp, in Free Air, from a Cold State 30 s 4500 A
Maximum Breaking Capacity
cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 7500 A | cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 7000 A
Rated Insulation Voltage (Ui)
acc. to IEC 60947-4-1 and VDE 0110 (Gr. C) 1000 V
Rated Impulse Withstand Voltage (Uimp)
Main Circuit 8 kV
Maximum Electrical Switching Frequency
(AC-1) 300 cycles per hour | (AC-2 / AC-4) 60 cycles per hour | (AC-3) 300 cycles per hour
Mechanical Durability
3 million
Maximum Mechanical Switching Frequency
300 cycles per hour
Coil Operating Limits
(acc. to IEC 60947-4-1) 0.85 x Uc Min. ... 1.1 x Uc Max. (at θ ≤ 70 °C)
Rated Control Circuit Voltage (Uc)
DC Operation 24 ... 60 V
Coil Consumption
Holding at Max. Rated Control Circuit Voltage 50 Hz 12 V·A | Holding at Max. Rated Control Circuit Voltage 60 Hz 12 V·A | Holding at Max. Rated Control Circuit Voltage DC 5.5 V·A | Pull-in at Max. Rated Control Circuit Voltage 50 Hz 780 V·A | Pull-in at Max. Rated Control Circuit Voltage 60 Hz 780 V·A | Pull-in at Max. Rated Control Circuit Voltage DC 785 V·A
Power Loss
at Rated Operating Conditions per Pole 50 W
Operate Time
Between Coil De-energization and NC Contact Closing 50 ... 70 ms | Between Coil De-energization and NO Contact Opening 53 ... 73 ms | Between Coil Energization and NC Contact Opening 45 ... 115 ms | Between Coil Energization and NO Contact Closing 50 ... 120 ms
Connecting Capacity Main Circuit
Bar 52 mm² | Rigid Al-Cable 300 mm² | Rigid Cu-Cable 300 mm²
Connecting Capacity Auxiliary Circuit
Flexible with Ferrule 2x 0.75 ... 2.5 mm² | Flexible with Insulated Ferrule 2x 0.75 ... 2.5 mm² | Flexible 2x 0.75 ... 2.5 mm² | Solid 1x 1 ... 4 mm² | Stranded 1x 1 ... 4 mm²
Connecting Capacity
Bar 52 mm² | Rigid Al-Cable 300 mm² | Rigid Cu-Cable 300 mm²
Degree of Protection
acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 | acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP00
Tightening Torque
Cable Lug 45 N·m | Main Circuit 45 N·m
Terminal Type
Main Circuit: Bars
Product Name
Block Contactor
NEMA Size
7
Horsepower Rating NEMA
(230 V AC) Three Phase 300 Hp | (460 V AC) Three Phase 600 Hp | (575 V AC) Three Phase 600 Hp
Ambient Air Temperature
Close to Contactor Fitted with Thermal O/L Relay (0.85 ... 1.1 Uc) -25 ... 50 °C | Close to Contactor without Thermal O/L Relay (0.85 ... 1.1 Uc) -40 ... 70 °C | Close to Contactor for Storage -40 ... 70 °C
Maximum Operating Altitude Permissible
Without Derating 3000 m
Resistance to Shock acc. to IEC 60068-2-27
Shock Direction: A 5 g | Shock Direction: B1 5 g | Shock Direction: B2 5 g | Shock Direction: C1 5 g | Shock Direction: C2 5 g
Conflict Minerals Reporting Template (CMRT)
CMRT - Conflict Minerals Reporting Template
REACH Declaration
REACH - Letter of Confirmation for block contactors, contactor relays, installation contactors, mini contactors, mini contactor relays, thermal overload relays, electronic overload relays and related accessories
RoHS Information
RoHS II declaration for block contactors, installation contactors, mini contactors, mini contactor relays, thermal overload relays, electronic overload relays and related accessories
RoHS Status
Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019
WEEE B2C / B2B
Business To Business
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
End Of Life Disassembling Instructions
End-of-life instruction - AF(S)580(B)-**;AF(S)750(B)-**; AF750N7; AF1250(B)-**
Environmental Product Declaration - EPD
Environmental Product Declaration, Contactors, AF(S)400-AF(S)460 (SE)
CB Certificate
SE-82863
cUL Certificate
cULus Certificate, Contactor, AF580, AF750, AFS580, AFS750
Declaration of Conformity - CE
CE Declaration of Conformity - Contactor - AF400...AF2850
Package Level 1 Units
box 1 piece
Package Level 1 Width
280 mm
Package Level 1 Depth / Length
375 mm
Package Level 1 Height
310 mm
Package Level 1 Gross Weight
15 kg
Package Level 1 EAN
7320500543689
Object Classification Code
Q
ETIM 7
EC000066 - Power contactor, AC switching
ETIM 8
EC000066 - Power contactor, AC switching
ETIM 9
EC000066 - Power contactor, AC switching
eClass
V11.0 : 27371003
UNSPSC
39121529
IDEA Granular Category Code (IGCC)
4762 >> Nema Contactors
Feature: Wide control voltage range of 24–60 V DC. Business Impact: Enables stable coil operation despite supply or network fluctuations, reducing misoperations and energy waste. Application: Ideal for panel builders and systems with variable control voltages. Feature: Built-in surge protection. Business Impact: Extends contactor life and minimizes nuisance trips, lowering maintenance costs. Application: Harsh plant environments where transients are common. Feature: 3-pole main circuit rated to 1000 V and AC-3 power handling up to 750 A. Business Impact: Supports high-power motor starts with compact footprint, improving line efficiency and reducing equipment footprint. Application: Heavy-duty conveyors, pumps, and fans. Feature: Compatibility with auxiliary contact blocks and modular add-ons. Business Impact: Scales from basic to complex logic without replacing the base unit, reducing inventory and retrofitting costs. Application: Flexible control schemes for automation cells. Feature: Robust mechanical durability and precise operating timing. Business Impact: Delivers millions of cycles with predictable switching times, boosting uptime and reducing unplanned downtime. Application: Continuous production lines and critical process control. Feature: Compliance with IEC 60947-1 / 60947-4-1, UL 508, CSA N°14. Business Impact: Regulatory assurance across global sites, easing qualification and procurement. Application: Global manufacturing footprints requiring standardization. Feature: Coil consumption and energy efficiency data. Business Impact: Lower energy consumption in idle or holding states, contributing to lower total cost of ownership. Application: Control circuits in energy-sensitive installations. Feature: Installation-friendly connections (bar and rigid cable), IP20 coil terminals, IP00 main terminals. Business Impact: Simplifies wiring and reduces installation risk, especially in tight panel spaces. Application: Industrial panels with mixed conductor types. Feature: NEMA Size 7 and 3P configuration. Business Impact: Clear compatibility with typical motor starters and predictable performance in standard motor control tasks. Application: OEM applications and retrofit projects. Feature: Precise tightening torque (45 N·m for main circuit and cable lugs). Business Impact: Ensures secure connections, minimizing resistance changes and overheating. Application: Routine maintenance and field installations. Feature: Comprehensive dimensioning (210 mm x 242 mm x 283 mm) and weight (13.6 kg). Business Impact: Clear footprint planning for panel layouts and spare-part stocking. Application: Equipment assemblers and control panel builders.
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FAQs
Yes. The ABB 1SFL637001N6811 is designed as a block contactor with a modular architecture that supports add-on auxiliary contact blocks. It features a 3P main circuit and is compatible with common mounting and interlinking practices in industrial panels. When planning expansions, you can extend control logic without replacing the base unit, simplifying retrofits and reducing downtime.
The device provides AC-3 rated currents up to 750 A at multiple voltages (including 415–690 V) and can support AC-1 ratings at higher DC and low-frequency environments. Rated Power and Breaking Capacities are aligned to 8×Ie for AC-3 and 10×Ie for making, with a 1000 V insulation rating, enabling reliable motor starting and protection in demanding applications.
Absolutely. The contactor complies with IEC 60947-1, IEC 60947-4-1, EN 60947-1, EN 60947-4-1, UL 508 and CSA C22.2 N°14, and carries CE declarations of conformity. These certifications support global deployments in regulated environments and help with supplier qualification and site approvals.
Installers should note a tightening torque of 45 N·m for main circuit connections and cable lugs, with IP20 protection at coil terminals and IP00 at main terminals. The unit uses bar connections up to 52 mm² and supports rigid aluminum or copper cables up to 300 mm². Its compact block design aids panel layout and wiring efficiency.
The AF technology provides a wide control voltage range, reducing panel energy consumption and enabling stable operation in unstable networks. Built-in surge protection lowers downtime and maintenance costs, while modular extension capability reduces future retrofit expenses. These factors collectively contribute to a lower total cost of ownership over the equipment lifecycle.