SPVB 4D-25EK

General Product Description

The SPVB 4D-25EK from Ekoakua is an advanced system for stepped protection against transient surges and medium to high-frequency harmonics, specifically designed for low voltage alternating current power networks. This device is ideal for protecting low power secondary three-phase panels and sensitive loads, providing high discharge capacity and easy supervision and maintenance.

Main Features

Comprehensive Protection: Offers protection in both common and differential modes for all protection modes.
Discharge Capacity: High discharge capacity with protection levels adjusted to the working voltage.
Easy Supervision: Includes indicator lights for easy monitoring of the device status.
Easy Installation: Designed for quick and easy installation on DIN rail.
High Robustness: Robust construction with IP20 protection rating, suitable for demanding industrial environments.

Technical Specifications

Installation Type: Bypass / Three-phase
Nominal Voltage / Frequency / Topology: 230 V / 400 V - 50/60 Hz / 3F+N+TT
Network Connection Mode: Terminal block
Recommended Power of Installation to Protect: 25 kVA
Network Topology: TT, IT, and TN
Internal Disconnection Elements: -
Number of Indicator Lights: 1

Performance Against Surges

Number of Protection Modes: 2
Maximum Continuous Operating Voltage (Uc): 250 / 430 V_AC
Response Threshold (Up): 275 / 470 V_AC
Response Time (tA): 25 ns
Discharge Capacity (Imax)
(8/20) Differential Mode (Phase – Phase / Phase – Neutral): 45 kA / 60 kA
(8/20) Common Mode (Phase – Earth / Neutral – Earth): 45 kA / 60 kA
Total: 510 kA
Protection Levels: 3

Frequency Performance (Z = 10 Ω)

Cut-off Frequency: 23 kHz
Attenuation at 30 kHz: 4.2 dB

Installation Data

Recommended Minimum Cross-Section of Connection Cables: Cu 10 mm²
Recommended Protection: 40 A
Enclosure Characteristics: Polycarbonate
Mounting Method: DIN rail
Operating Temperature: -10 ºC to +85 ºC
IP Protection Rating: IP20
Location Category: Indoor
Weight: 1.4 kg
Dimensions (mm): 185 x 213 x 102

Typical Applications

The SPVB 4D-25EK is ideal for protecting a wide range of industrial and commercial installations, including:

Secondary Three-Phase Panels: Protection of low power secondary panels.
Sensitive Loads: Protects electronic equipment and industrial automation systems.
Critical Power Systems: Ensures the continuous operation of critical systems against surges and harmonics.

Conclusion

The SPVB 4D-25EK from Ekoakua is an advanced and reliable solution for protecting against transient surges in industrial installations. With its high discharge capacity and robust design, it ensures that your equipment is protected and your operations remain uninterrupted.

For more information about this product or any other surge protection solutions, visit www.ekoakua.com or contact our sales team at ekomercial@ekoakua.com.