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BF50T4A400 Lovato contactor 4 pole AC3:50A 22kw 400VAC coil
Lovato BF50T4A400 four-pole power contactor with 400 V AC coil, 90 A AC-1 rating and 50 A AC-3 motor switching capability for industrial applications.
£186.45
Why Choose the Lovato BF50T4A400 Power Contactor?
The Lovato BF50T4A400 is a reliable and compact four-pole power contactor designed for switching and controlling motors, electrical loads and industrial equipment in automation and power distribution systems. As part of the trusted Lovato BF contactor series, it provides dependable performance for demanding industrial applications requiring efficient and safe electrical switching.
This contactor features a 400 V AC 50/60 Hz coil and four normally open main contacts, allowing straightforward integration into industrial control circuits. Its robust construction, DIN rail compatibility and screw terminal connections make it suitable for electrical panels, machine building and automation installations.
With a rated operational current of 90 A AC-1 and an AC-3 rating of 50 A at 400 V, the BF50T4A400 is designed for reliable motor switching applications up to 22 kW at 400 V AC.
Key Advantages
- Heavy-duty power contactor designed for industrial switching applications.
- Four normally open main contacts for flexible power control.
- 400 V AC 50/60 Hz coil suitable for industrial control systems.
- 90 A AC-1 operational current rating for high current switching applications.
- 50 A AC-3 motor rating at 400 V for motor control applications.
- DIN rail and panel mounting options simplify electrical installation.
Key Features
- Lovato BF contactor series.
- Four-pole power contactor.
- 4 NO (normally open) main contacts.
- 400 V AC 50/60 Hz coil voltage.
- 90 A AC-1 rated operational current.
- 50 A AC-3 rated current at 400 V.
- 22 kW motor switching capability at 400 V AC.
- Screw terminals and DIN rail mounting compatibility.
Reliable Switching for Industrial Applications
Power contactors such as the Lovato BF50T4A400 provide reliable remote switching of motors and electrical loads by using an electromagnetic coil to control high-current contacts. This allows automated systems to safely manage machinery, production equipment and industrial power circuits.
The BF series is designed for electrical engineers, machine builders and automation specialists requiring durable switching components with high electrical performance. Its long mechanical life, robust design and flexible mounting options support dependable operation in industrial control systems.
Typical Applications
- Industrial motor control panels.
- Automation and machine control systems.
- Pumps, compressors and production machinery.
- Electrical distribution assemblies.
- OEM control cabinets and industrial equipment.
- Power switching applications requiring reliable contactor operation.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 380–440 V | |
| Power | 22 kW | |
| Current | 50 A | |
| Voltage | 400 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 4-pole | |
| Device Type | Contactor | |
| Coil Type | AC | |
| Current AC-1 | 90 A | |
| Series | BF Contactors | |
| Product type | Four-pole contactor | |
| Number of poles | 4 | |
| Contact configuration | 4 NO | |
| Type of coil | AC coil 50/60 Hz | |
| Control coil voltage | 400 V AC | |
| AC1 thermal current (Ith) | 90 A | |
| AC-3 operational current | 50 A | |
| Motor power rating | 22 kW at 400 V AC | |
| Horsepower rating | 40 HP at 480 V | |
| Rated insulation voltage | 690 V to 1000 V depending on application standard | |
| Rated impulse withstand voltage | 8 kV | |
| Mounting type | Screw / DIN rail 35 mm | |
| Terminal type | Screw terminals | |
| Protection rating | IP20 front terminals | |
| Dimensions | approx. 141 × 80 × 120 mm | |
| Weight | approx. 1240 g | |
| Operating temperature | -50 °C to +70 °C | |
| EAN | 8013975223185 | |
| Standards | IEC/EN/BS 60947-1, IEC/EN/BS 60947-4-1 | |
| Certifications | cULus, CCC, CSA, UKCA | |
| HS Code | 85365080 |
Frequently Asked Questions
What is the Lovato BF50T4A400 used for?
The Lovato BF50T4A400 is a four-pole power contactor used for switching motors and electrical loads in industrial automation and control applications.
How many poles does this contactor have?
The BF50T4A400 features four normally open poles for controlling electrical circuits.
What coil voltage does the BF50T4A400 require?
The contactor operates with a 400 V AC 50/60 Hz coil.
What current rating does this contactor support?
The contactor supports 90 A AC-1 and 50 A AC-3 at 400 V for motor control applications.
Where is this contactor typically installed?
The BF50T4A400 is typically installed inside electrical control panels, automation systems and industrial machinery cabinets using screw or DIN rail mounting.
Trusted by Industrial Automation Professionals
Lovato BF series contactors are widely used by electrical engineers and machine builders to provide reliable switching, efficient motor control and dependable operation in industrial environments.
