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1SBL417001R7211 ABB AF75-30-11-20V 20-60V DC Contactor
ABB AF75-30-11-20V 20–60 V DC 3-pole contactor with 1 NO + 1 NC auxiliary contacts, rated at 75 A AC-3 and 37 kW at 380–400 V for industrial motor and power circuit switching.
£387.85
Why Choose the ABB AF75-30-11-20V 20–60 V DC Contactor?
The ABB AF75-30-11-20V, order code 1SBL417001R7211, is a high-performance 3-pole DC-operated contactor designed for reliable control of three-phase motors and industrial power circuits. Part of the ABB AF75 contactor family, it combines substantial switching capacity with an electronically controlled wide-range coil for demanding industrial and transportation applications.
The AF75-30-11 features three normally open main contacts together with one normally open and one normally closed auxiliary contact. Its electronic coil interface supports reliable operation across a broad DC control-voltage range, while the integrated auxiliary contacts provide convenient signalling, interlocking and control functionality without requiring a separate auxiliary block for basic control duties.
This 1SBL417001R7211 version operates from a 20–60 V DC control supply. It provides an AC-3 rated operational current of 75 A at 380–400 V and an AC-3 motor rating of 37 kW at 380–400 V, making it well suited to substantial motor loads in machinery, automation and electrical control systems.
Key Advantages
- High-performance 3-pole contactor for industrial motor and power switching.
- Wide 20–60 V DC control voltage range.
- 75 A AC-3 operational current at 380–400 V.
- 37 kW AC-3 motor rating at 380–400 V.
- 3 NO main contacts with integrated 1 NO + 1 NC auxiliary contacts.
- 125 A AC-1 rating at 690 V and 40 °C for non-inductive and slightly inductive loads.
- Electronic coil interface supports dependable operation across the specified DC voltage range.
- Suitable for demanding industrial, machinery and transportation-related control systems.
Key Features
- ABB AF75 contactor series.
- 20–60 V DC control supply.
- 3 normally open main poles.
- 1 NO + 1 NC built-in auxiliary contacts.
- 75 A AC-3 rated operational current at 380–400 V.
- 37 kW AC-3 rated operational power at 380–400 V.
- 125 A AC-1 rated operational current at 690 V and 40 °C.
- Main and auxiliary circuits rated for operational voltage up to 690 V.
- Mechanical durability of up to 10 million operating cycles.
- DIN rail or screw mounting for flexible control-panel installation.
High-Capacity Motor Control with Wide-Range DC Operation
The ABB AF75-30-11 is designed to provide dependable electromagnetic switching of substantial three-phase motor loads. Its 75 A AC-3 rating at 380–400 V corresponds to a motor power rating of 37 kW, while its 20–60 V DC electronic coil interface makes the contactor suitable for control systems using nominal DC supplies such as 24 V, 33 V and 48 V.
Integrated 1 NO + 1 NC auxiliary contacts can be incorporated into signalling, electrical interlocking and control sequences. The AF75 platform also offers high mechanical endurance, broad industrial approvals and flexible DIN rail or screw mounting, making it suitable for both new equipment and replacement applications.
Typical Applications
- Three-phase motor starters and motor control centres.
- Industrial machinery and production equipment.
- Conveyors, pumps, fans and compressors.
- Electrical control panels and switchgear.
- Industrial automation and process-control systems.
- Transportation and rolling-stock electrical systems.
Technical Specifications
| Series | AF75 Contactors |
|---|---|
| Contactor designation | AF75-30-11 |
| ABB order code | 1SBL417001R7211 |
| EAN | 3471522115255 |
| Product type | 3-pole DC-operated contactor |
| Control supply voltage | 20–60 V DC |
| Number of poles | 3 |
| Main contacts | 3 NO + 0 NC |
| Built-in auxiliary contacts | 1 NO + 1 NC |
| Rated operational current AC-3 at 380–400 V | 75 A |
| Rated operational current AC-3 at 415 V | 72 A |
| Rated operational current AC-3 at 440 V | 70 A |
| Rated operational current AC-3 at 500 V | 65 A |
| Rated operational current AC-3 at 690 V | 46 A |
| Rated operational power AC-3 at 380–400 V | 37 kW |
| Rated operational power AC-3 at 415 V | 40 kW |
| Rated operational power AC-3 at 440 V | 40 kW |
| Rated operational power AC-3 at 500 V | 45 kW |
| Rated operational power AC-3 at 690 V | 40 kW |
| Rated operational current AC-1 at 690 V and 40 °C | 125 A |
| Rated operational current AC-1 at 690 V and 55 °C | 105 A |
| Main circuit rated operational voltage | up to 690 V |
| Rated insulation voltage, main circuit | 1000 V |
| Rated impulse withstand voltage | 8 kV |
| Mechanical durability | 10 million operating cycles |
| Maximum mechanical switching frequency | 300 cycles per hour |
| Mounting | DIN rail or screw mounting |
| Dimensions (W × H × D) | 82 × 110 × 108 mm |
| Weight | approx. 1.22 kg |
| Standards | IEC/EN 60947-1, IEC/EN 60947-4-1, UL 508, CSA C22.2 No. 14 |
| Product group | 311503 – Contactors A Small (Frctl) |
Frequently Asked Questions
What is the ABB AF75-30-11-20V used for?
The ABB AF75-30-11-20V is a 3-pole industrial contactor designed primarily for controlling three-phase motors and switching industrial power circuits in machinery, automation and electrical control systems.
What control voltage does the AF75-30-11 1SBL417001R7211 require?
This version of the AF75-30-11 operates from a 20–60 V DC control supply, covering commonly used nominal DC control voltages including 24 V, 33 V and 48 V.
What is the motor rating of the ABB AF75-30-11?
The AF75-30-11 provides an AC-3 operational current of 75 A and a motor rating of 37 kW at 380–400 V.
How many contacts does the ABB AF75-30-11 have?
The contactor has three normally open main contacts together with one normally open and one normally closed built-in auxiliary contact.
What are the dimensions of the ABB AF75-30-11 1SBL417001R7211?
The contactor measures approximately 82 mm wide, 110 mm high and 108 mm deep, with a net weight of approximately 1.22 kg.
Trusted ABB AF Contactor Technology
ABB AF contactors combine wide-range electronic coil technology, substantial industrial switching capacity and integrated auxiliary control functionality to provide dependable motor and power control across demanding automation, machinery and transportation applications.
