BLRCH250A300B52
heavy duty PowerLogic PFC Capacitor, 25/30 kvar – 525 V – 50/60Hz
- Stock status:
- Call for availability
- Manufacturer:
- Schneider
- Product code:
- BLRCH250A300B52
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Range of product | PowerLogic |
|---|---|
| product or component type | Heavy duty capacitor |
| Network frequency | 50/60 Hz |
| Series name | HDuty |
| Network harmonic content | <= 20 % |
| Electrical parameters | 25 kvar 525 V 50 Hz 30 kvar 525 V 60 Hz |
| Maximum permissible voltage | 1.1 x Un (8 hours over 24 hours) |
| continuous overcurrent capacity | 1.8 x In |
| Rated voltage | 525 V AC 50/60 Hz |
| Dielectric losses | < 0.2 W/kvar |
|---|---|
| Power losses | < 0.5 W/kVAr |
| capacitance tolerance | – 5 % to 10 % |
| Voltage test | 2.15 x Un AC between terminals for 10 s <= 660 V – 3 kV AC between terminal and container for 10 s >= 660 V – 6 kV AC between terminal and container for 10 s |
| Inrush current | 250 x In |
| Maximum switching operation per year | 7000 |
| Service life in hours | 130000 h |
| Dielectric material | Metallized polypropylene film with Zn/Al alloy, special resistivity & profile, special edge (wave cut) |
| Impregnation material | Non-PCB dry PUR resin Biodegradable |
| Type of installation | Indoor installation |
| Connections – terminals | ClampTite terminal |
| Mounting mode | Upright/horizontal |
| Diameter | 116 mm |
| Height | 242 mm |
| net weight | 2.5 kg |
| Standards | IEC 60831-1 IEC 60831-2 |
|---|---|
| IP degree of protection | IP20 |
| Operating altitude | 2000 m |
| Temperature class | D |
| Ambient air temperature for operation | -25…55 °C |
| Relative humidity | 95 % |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 19 cm |
| Package 1 Width | 19 cm |
| Package 1 Length | 31 cm |
| Package 1 Weight | 3.057 kg |
| Unit Type of Package 2 | S06 |
| Number of Units in Package 2 | 15 |
| Package 2 Height | 74 cm |
| Package 2 Width | 60 cm |
| Package 2 Length | 80 cm |
| Package 2 Weight | 45.855 kg |
| Unit Type of Package 3 | S06 |
| Number of Units in Package 3 | 15 |
| Package 3 Height | 74 cm |
| Package 3 Width | 60 cm |
| Package 3 Length | 80 cm |
| Package 3 Weight | 45.855 kg |
Product Description
BLRCH250A300B52
The Schneider Electric BLRCH250A300B52 is a heavy-duty PowerLogic PFC Capacitor engineered for power factor correction in demanding electrical networks. Belonging to the VarPlus Can (HDuty) series, it delivers reliable and efficient compensation in environments with moderate harmonic distortion or higher voltage fluctuations. Designed for durability and performance, this capacitor provides 25 kVar at 525 V (50 Hz) and 30 kVar at 525 V (60 Hz). It meets IEC 60831-1 and IEC 60831-2 standards and features a ClampTite terminal connection for secure installation.

Key Specifications:
Rated Output: 25 kVar @ 525 V (50 Hz) / 30 kVar @ 525 V (60 Hz)
Rated Voltage: 525 V AC, 50/60 Hz
Continuous Overcurrent Capacity: 1.8 × In
Maximum Permissible Voltage: 1.1 × Un (8 h/24 h)
Network Harmonic Content: ≤ 20%
Capacitance Tolerance: -5% to +10%
Dielectric Losses: < 0.2 W/kVar
Power Losses: < 0.5 W/kVar
Inrush Current: 250 × In
Service Life: 130,000 hours
Mounting Mode: Upright or Horizontal
Terminal Type: ClampTite
Protection Degree: IP20
Operating Temperature: -25…55 °C
Weight: 2.5 kg

Technical Data:
Article Number: BLRCH250A300B52
Product Range: PowerLogic HDuty (VarPlus Can)
Product Type: Heavy-Duty Capacitor
Standards: IEC 60831-1, IEC 60831-2
Housing Material: Aluminum Can
Dielectric Material: Metallized Polypropylene Film (Zn/Al Alloy)
Impregnation: Non-PCB Dry PUR Resin
Ambient Humidity: Up to 95%
Operating Altitude: ≤ 2000 m
Temperature Class: D
Applications:
Industrial power factor correction systems
Capacitor banks for low-voltage networks
Electrical panels exposed to voltage fluctuations or harmonic distortion
Energy efficiency improvement in heavy-duty installations
Product Summary:
The Schneider Electric BLRCH250A300B52 PowerLogic Capacitor offers superior reliability and long service life for industrial PFC applications. With low dielectric losses, robust construction, and compliance with IEC standards, it ensures efficient, safe, and consistent operation in harsh electrical conditions.
Frequently Asked Questions
How is power factor corrected?
✅Power factor correction is accomplished by adding capacitors in parallel with connected motor or lighting circuits. This technique can be implemented at various points in the electrical system: directly at the equipment, at the distribution board, or at the origin of the installation.
By improving the power factor, capacitors help enhance energy efficiency, reduce electricity costs, and improve the overall performance of the electrical network. Whether for industrial facilities, commercial buildings, or residential setups, integrating capacitors for power factor correction is essential for optimizing electrical systems.
What is PFC power factor correction?
✅ Power factor correction (PFC) involves a series of methods aimed at improving a device's power factor. To address displacement issues, external reactive components are commonly used to compensate for the circuit's total reactive power. Implementing PFC enhances energy efficiency, reduces electricity costs, and optimizes the performance of electrical systems. Whether in industrial, commercial, or residential applications, effective power factor correction is essential for maintaining a stable and efficient electrical network.
What is PFC capacitor?
✅ A power factor correction capacitor (PFC capacitor) is a device designed to enhance the power factor of an electrical circuit. For instance, if the circuit experiences a lagging current, it demands extra power from the supply. By installing a PFC capacitor, you can reduce this additional power requirement, thereby improving energy efficiency and lowering electricity costs. PFC capacitors are essential for optimizing the performance of electrical systems in industrial, commercial, and residential settings.
Where to install power factor correction capacitors?
✅Power Factor Correction Capacitors are versatile solutions that can be strategically deployed at various points within an electrical system. These include individual motors, distribution panels, or the main service panel. By installing capacitors at these key locations, you can effectively enhance power factor, improve energy efficiency, and optimize the performance of your electrical network.
How do you add capacitors?
✅Capacitors - SparkFun Learn
When capacitors are connected in parallel, their total capacitance is the sum of individual capacitances. This is similar to how resistors add up in series. For instance, if three capacitors with values of 10µF, 1µF, and 0.1µF are connected in parallel, the total capacitance would be 11.1µF (10+1+0.1).
How to test a capacitor?
✅How to Measure Capacitance with a Digital Multimeter
Connect the test leads to the terminals of the capacitor. Keep the test leads connected for a few seconds to enable the multimeter to automatically select the appropriate range. Once connected, read the measurement displayed on the multimeter. If the capacitance value falls within the measurement range, the multimeter will accurately display the value of the capacitor.



















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