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BF0004A400 – CONTROL RELAY 4NC 400V 50/60HZ
Lovato Electric BF0004A400 industrial control relay with 400 VAC 50/60 Hz coil and 4 normally closed auxiliary contacts for automation and machine control systems.
£34.56
Why Choose the Lovato BF0004A400 Control Relay?
The Lovato BF0004A400 is a compact and reliable industrial control relay designed for auxiliary switching, signalling, interlocking and automation control applications. Part of the trusted Lovato BF00 series, this relay provides dependable operation in industrial control panels and electrical automation systems.
Featuring a 400 VAC 50/60 Hz AC coil and 4 normally closed (4NC) auxiliary contacts, the BF0004A400 is engineered for industrial control circuits requiring reliable switching and electrical isolation. Its compact construction supports both screw mounting and 35 mm DIN rail installation, allowing straightforward integration into modern control assemblies.
The Lovato BF0004A400 control relay is ideal for machine builders, panel manufacturers and industrial engineers requiring a dependable auxiliary switching device for automation equipment, motor control systems and electrical control applications.
Key Advantages
- Compact industrial control relay for automation applications.
- 400 VAC 50/60 Hz coil voltage suitable for industrial control circuits.
- 4 normally closed auxiliary contacts for reliable switching logic.
- Compatible with DIN rail 35 mm and screw mounting.
- High mechanical durability for long operational life.
- Designed for industrial control panels and OEM machinery.
Key Features
- Lovato BF00 series control relay.
- 4NC auxiliary contact configuration.
- 400 VAC AC coil, 50/60 Hz.
- DIN rail 35 mm and screw mounting compatibility.
- Rated insulation voltage up to 690 V.
- Impulse withstand voltage up to 6 kV.
- Screw terminal connection system.
- Compact industrial panel-mounted design.
Reliable Industrial Control and Auxiliary Switching
Control relays are essential components in industrial automation systems, providing auxiliary switching functions for machine control, electrical interlocking and signalling applications. The Lovato BF0004A400 delivers dependable normally-closed contact operation where reliable control logic is required.
With its compact BF00 series design, DIN rail compatibility and robust electrical specifications, the BF0004A400 integrates easily into OEM machinery, electrical cabinets and industrial automation installations.
Typical Applications
- Industrial automation control circuits.
- Machine interlocking and signalling systems.
- OEM control panels and switchboards.
- Motor control auxiliary circuits.
- HVAC and building service controls.
- Industrial process automation equipment.
Technical Specifications
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| Mounting Type | DIN rail | |
|---|---|---|
| Coil Voltage Range | 380–440 V | |
| Voltage | 400 V | |
| Phase | Three Phase | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 400 V AC | |
| Contacts | 4NC | |
| Device Type | Contactor relay | |
| Coil Type | AC | |
| Current AC-1 | 10 A | |
| Series | BF00 | |
| Product type | Control relay | |
| Number of poles | 4 | |
| Contact configuration | 4NC | |
| Coil type | AC coil 50/60 Hz | |
| Rated coil voltage | 400 VAC | |
| Mounting type | Screw / DIN rail 35 mm | |
| Rated insulation voltage Ui | 690 V | |
| Rated impulse withstand voltage Uimp | 6 kV | |
| Thermal current Ith | 10 A | |
| Mechanical life | 20,000,000 cycles | |
| Operating temperature | -50 °C to +70 °C | |
| Dimensions | approx. 90 × 47 × 86 mm | |
| Weight | approx. 366 g | |
| EAN | 8013975162934 | |
| HS Code | 85365080 |
Frequently Asked Questions
What is the Lovato BF0004A400 used for?
The Lovato BF0004A400 is a control relay used for auxiliary switching, signalling and interlocking functions in industrial automation systems.
What coil voltage does the BF0004A400 use?
The relay uses a 400 VAC 50/60 Hz AC coil for industrial control applications.
How many contacts does this relay have?
The BF0004A400 features four normally closed (4NC) auxiliary contacts.
Can the relay be mounted on a DIN rail?
Yes, the BF0004A400 supports both screw mounting and standard 35 mm DIN rail mounting.
What series does the Lovato BF0004A400 belong to?
The BF0004A400 belongs to the Lovato BF00 series of industrial control relays.
Trusted by Industrial Automation Engineers Worldwide
Lovato Electric control relays provide dependable switching solutions for industrial engineers, panel builders and automation professionals requiring reliable performance in modern control systems.
