Reactive power compensator – SMONE – 50 KVAR / SM-SVG-50-0.4-4L-W
Gross
Product details
Reactive Power Compensator SMONE 50 KVAR SM-SVG-50-0.4-4L-W
Three-phase device for reactive power compensation with a rated capacity of 50 kvar, designed for 0.4 kV installations. The SM-SVG-50-0.4-4L-W operates in a 3L + N + PE configuration and features an intuitive touch screen, providing a high compensation factor (>98%) and efficiency (>97%).
Key features of the SM-SVG-50-0.4-4L-W:
- 50 kvar compensation capacity (inductive and capacitive) with parallel operation capability for up to 8 units.
- Built-in 4.3″ color touch screen with the option to connect an external 7″ HMI panel.
- Fast response time < 10ms and a switching frequency of 16kHz for precise compensation.
- Advanced functions: compensation to a set cos(φ), three-phase imbalance balancing, or both functions simultaneously.
- Comprehensive protections: overload, short-circuit, surge, under/over-voltage, thermal, and frequency protections.
- IP20 protection rating, operating temperature range -20~+50°C, and dimensions 584x500x192mm.
Who is this a good choice for?
The SM-SVG-50-0.4-4L-W is an ideal solution for industrial plants, commercial facilities, and any site with variable reactive power loads that requires precise reactive power compensation and voltage stabilization. With its wide operating range and advanced features, it helps optimize energy consumption and ensures compliance with grid standards.
| Parameter | SM-SVG-50-0.4-4L-W |
|---|---|
| Catalog number | 106003 |
| Purpose | reactive power compensation |
| Rated voltage | 400V (320-460V) AC |
| Rated frequency | 50Hz (45~63Hz) |
| Compensation power | 50kvar (inductive and capacitive reactive power) |
| Noise level | <65 dB |
| Compensation factor | >98% |
| Efficiency | >97% |
| Supply connection | 3L+N+PE |
| Parallel connection | CTs (external current transformers) (current measurement) |
| Digital outputs | 3 digital outputs indicating device status (running, standby, fault) – max. 20 mA |
| Digital input (start signal) | 1 |
| Digital input (stop signal) | 1 |
| Communication | RS485 (Modbus) |
| Compatible with monitoring module | SM-OneHub |
| Display | built-in 4.3″ color touchscreen |
| External HMI panel support | 7″ |
| Number of devices (parallel operation) | up to 8 |
| Functions | reactive power compensation to a set cos(φ), three-phase asymmetry balancing, or combined reactive power compensation to a set cos(φ) with three-phase asymmetry balancing |
| Transistor switching frequency | 16kHz |
| Total response time | < 10ms |
| Protections | overload, short-circuit, surge, overvoltage and undervoltage, overheating protection, frequency-change protection, loss of supply protection |
| Overload capability | x1.1 for 1 hour, x1.2 for 30 seconds |
| IP rating | IP20 |
| Altitude above sea level | <2000m |
| Ambient operating temperature | -20~+50°C (power derating above 40°C) |
| Ambient humidity | ≤90% (no condensation on the device) |
| Cooling method | Intelligent multi-stage active ventilation |
| Airflow through device | 445.2-652.8 m³/h |
| Minimum cross-section of power conductors | 35mm² |
| Recommended protection (fuse/breaker) | 100A |
| Dimensions – height | 584mm |
| Dimensions – width | 500mm |
| Dimensions – depth | 192mm |
| Installation method | Surface-mounted |
| Standards compliance | EN 50178:2018, EN IEC 61000-6-2:2009, EN IEC 61000-6-4:2019 |

