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BFK11500A400 – CONTACTOR FOR PFC 75KVAR 400VAC 50/60HZ
Lovato BFK11500A400 three-pole power factor correction contactor with integrated limiting resistors, rated for 75 kvar at 400 V and fitted with a 400 V AC 50/60 Hz coil.
£316.38
Why Choose the Lovato BFK11500A400 Power Factor Correction Contactor?
The Lovato BFK11500A400 is a robust and reliable power factor correction contactor designed for switching capacitor banks in industrial reactive power compensation systems. As part of the Lovato BFK115 series, it is specifically engineered for capacitor switching applications and incorporates integrated limiting resistors to help manage the high inrush currents generated when capacitors are energised.
This three-pole contactor provides dependable switching performance for automatic power factor correction equipment and electrical distribution systems. Its dedicated capacitor switching design helps improve installation reliability while supporting efficient reactive power compensation in demanding industrial environments.
With a maximum IEC operational power rating of 75 kvar at 400 V and a 400 V AC 50/60 Hz coil, the BFK11500A400 is suitable for high-capacity capacitor bank stages in industrial electrical installations. Its compact construction supports straightforward integration into control panels using 35 mm DIN rail or screw mounting.
Key Advantages
- Purpose-designed contactor for power factor correction applications.
- 75 kvar maximum IEC operational power at 400 V for capacitor switching.
- 400 V AC 50/60 Hz control coil for industrial control systems.
- Integrated limiting resistors help reduce capacitor switching inrush currents.
- Three-pole configuration for three-phase capacitor bank systems.
- High-current construction for larger industrial power factor correction installations.
Key Features
- Lovato BFK115 power factor correction contactor series.
- 75 kvar rated operational power at 400 V.
- 400 V AC coil rated for 50/60 Hz operation.
- Three-pole contact configuration.
- Integrated limiting resistors for capacitor switching duties.
- 160 A conventional free-air thermal current.
- 690 V rated insulation voltage.
- 8 kV rated impulse withstand voltage.
- 35 mm DIN rail and screw mounting compatibility.
Reliable Capacitor Switching for Power Factor Correction
Power factor correction contactors are designed to connect and disconnect capacitor banks used to compensate reactive power and improve electrical efficiency. Capacitor switching can create significant transient currents, requiring dedicated contactors with specialised switching technology.
The Lovato BFK11500A400 incorporates limiting resistors specifically for capacitor switching applications, providing a reliable solution for automatic power factor correction systems requiring high-capacity capacitor stages.
Typical Applications
- Automatic power factor correction panels.
- Industrial capacitor bank systems.
- Reactive power compensation equipment.
- Electrical distribution systems.
- Manufacturing and processing facilities.
- Industrial energy efficiency installations.
Technical Specifications
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| Coil Voltage Range | 380–440 V | |
|---|---|---|
| Device Type | Capacitor Switching Contactor | |
| Poles | 3-pole | |
| Coil / Supply Voltage | 400 V AC | |
| Coil Type | AC | |
| Current AC-1 | 160 A | |
| HS Code | 85365080 | |
| Manufacturer | Lovato Electric | |
| Series | BFK115 | |
| Model | BFK11500A400 | |
| Product type | Power factor correction contactor with AC control circuit and limiting resistors | |
| Number of poles | 3 | |
| Maximum IEC operational power at 400 V | 75 kvar | |
| Maximum IEC operational power at 230 V | 45 kvar | |
| Maximum IEC operational power at 440–480 V | 85 kvar | |
| Maximum IEC operational power at 690 V | 135 kvar | |
| Coil / Supply Voltage | 400 V AC | |
| Coil frequency | 50/60 Hz | |
| Conventional free-air thermal current Ith | 160 A | |
| Rated insulation voltage Ui | 690 V | |
| Rated impulse withstand voltage Uimp | 8 kV | |
| Short-time allowable current | 920 A for 10 s | |
| Making capacity | 1500 A RMS | |
| Mounting type | Screw / 35 mm DIN rail | |
| Weight | approx. 2.02 kg |
Frequently Asked Questions
What is the Lovato BFK11500A400 used for?
The BFK11500A400 is designed for switching capacitor banks in power factor correction systems used in industrial electrical installations.
What power rating does the Lovato BFK11500A400 support?
The contactor supports a maximum IEC operational power rating of 75 kvar at 400 V.
What coil voltage does the BFK11500A400 use?
The BFK11500A400 uses a 400 V AC coil operating at 50/60 Hz.
Why does this contactor include limiting resistors?
The integrated limiting resistors help manage the high inrush currents generated when capacitor banks are switched into an electrical supply.
How is the Lovato BFK11500A400 mounted?
The contactor supports screw mounting or 35 mm DIN rail installation within power factor correction and electrical control panels.
Trusted Power Factor Correction Control
Lovato BFK power factor correction contactors provide reliable capacitor switching performance for industrial reactive power compensation systems, combining dedicated capacitor control technology with robust electrical construction.
