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BFK0910A024 – 3P CONTACTOR 7 5KVAR 24V 50/60HZ
Lovato BFK0910A024 three-pole power factor correction contactor with limiting resistors, a 24 V AC 50/60 Hz coil and a 7.5 kVAr IEC AC-6b rating at 400 V for capacitor switching applications.
£54.76
Why Choose the Lovato BFK0910A024 Power Factor Correction Contactor?
The Lovato BFK0910A024 is a three-pole contactor for power factor correction, specifically designed for switching capacitor banks in industrial electrical systems. Part of the Lovato BFK09 series, it incorporates limiting resistors to manage the high inrush currents associated with capacitor switching.
This contactor features a 24 V AC 50/60 Hz coil and provides a maximum IEC AC-6b operational power of 7.5 kvar at 400 V. Its dedicated capacitor-switching design makes it suitable for automatic power factor correction equipment where reliable and repetitive capacitor bank switching is required.
The BFK0910A024 combines a 25 A conventional free-air thermal current with a 690 V rated insulation voltage and 6 kV rated impulse withstand voltage. Screw or 35 mm DIN rail mounting provides installation flexibility for power factor correction panels and industrial distribution equipment.
Key Advantages
- Purpose-designed contactor for power factor correction and capacitor switching.
- 7.5 kvar IEC AC-6b operational power at 400 V.
- 24 V AC 50/60 Hz coil for industrial control circuits.
- Integrated limiting resistors for capacitor switching applications.
- Three-pole configuration with a built-in 1 NO auxiliary contact.
- Screw or 35 mm DIN rail mounting for flexible panel installation.
Key Features
- Lovato BFK09 power factor correction contactor series.
- Three main poles.
- 7.5 kvar rated operational power at 400 V in AC-6b duty.
- 24 V AC coil operating at 50/60 Hz.
- 25 A conventional free-air thermal current Ith at up to 40 °C.
- 690 V rated insulation voltage Ui.
- 6 kV rated impulse withstand voltage Uimp.
- 1 NO built-in auxiliary contact.
- Power terminals provide IP20 protection when properly wired.
- Mechanical life of 20,000,000 cycles.
Reliable Capacitor Switching for Power Factor Correction
Power factor correction contactors are designed to switch capacitor banks used to compensate for reactive power in electrical installations. Capacitors can produce substantial inrush currents when energised, so the BFK0910A024 incorporates limiting resistors specifically for this demanding switching application.
With AC-6b ratings across common industrial voltages, a dedicated capacitor-switching design and a built-in auxiliary contact, the BFK0910A024 provides a practical solution for automatic power factor correction panels and industrial electrical distribution systems.
Typical Applications
- Automatic power factor correction panels.
- Industrial capacitor banks.
- Reactive power compensation systems.
- Electrical distribution boards.
- Industrial installations using 24 V AC control circuits.
- Capacitor switching applications up to 7.5 kvar at 400 V.
Technical Specifications
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| Coil Voltage Range | 24 V | |
|---|---|---|
| Device Type | Capacitor Switching Contactor | |
| Poles | 3-pole | |
| Coil / Supply Voltage | 24 V AC | |
| Auxiliary Contacts | 1NO | |
| Coil Type | AC | |
| Current AC-1 | 25 A | |
| HS Code | 85365080 | |
| Manufacturer | Lovato Electric | |
| Series | BFK09 | |
| Model | BFK0910A024 | |
| Product type | Power factor correction contactor | |
| Number of poles | 3 | |
| Coil type | AC coil 50/60 Hz | |
| Rated coil voltage | 24 V AC | |
| Built-in auxiliary contacts | 1 NO | |
| IEC operational power AC-6b at 230 V | 4.5 kvar | |
| IEC operational power AC-6b at 400 V | 7.5 kvar | |
| IEC operational power AC-6b at 440–480 V | 9 kvar | |
| IEC operational power AC-6b at 690 V | 10 kvar | |
| Conventional free-air thermal current Ith at ≤40 °C | 25 A | |
| Rated insulation voltage Ui | 690 V | |
| Rated impulse withstand voltage Uimp | 6 kV | |
| Short-time allowable current for 10 s | 150 A | |
| Making capacity | 90 A RMS | |
| Operational frequency | 25–400 Hz | |
| Power terminal protection | IP20 when properly wired | |
| Mounting type | Screw / DIN rail 35 mm | |
| Operating position | Vertical plane, ±30° allowable | |
| Mechanical life | 20,000,000 cycles | |
| Electrical life | 400,000 cycles | |
| Operating temperature | −50 to 70 °C | |
| Maximum altitude | 3000 m | |
| Pollution degree | 3 | |
| Weight | 420 g |
Frequently Asked Questions
What is the Lovato BFK0910A024 used for?
The Lovato BFK0910A024 is designed for power factor correction applications, where it switches capacitor banks used for reactive power compensation.
What is the power rating of the BFK0910A024 at 400 V?
The BFK0910A024 has a maximum IEC AC-6b operational power rating of 7.5 kVAr at 400 V.
What coil voltage does the BFK0910A024 use?
The contactor has a 24 V AC coil designed for operation at 50/60 Hz.
Does the BFK0910A024 include limiting resistors?
Yes. The BFK0910A024 incorporates limiting resistors for capacitor switching in power factor correction applications.
How can the Lovato BFK0910A024 be mounted?
The BFK0910A024 supports screw mounting or 35 mm DIN rail mounting for installation in suitable electrical panels.
Designed for Professional Power Factor Correction
Lovato BFK contactors are purpose-designed for capacitor switching, combining limiting resistors, dedicated AC-6b ratings and industrial electrical characteristics for dependable power factor correction applications.
