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Low voltage dynamic compensation device
SD-BMLS low-voltage dynamic compensation device adopts fast high-power thyristor zero-crossing switching technology, no surge current when put into operation, and the action time can reach millisecond level, which effectively ensures the safe operation and stability of the power distribution system. The core device of the device-power unit adopts modular design, compact structure, simple operation, easy installation, convenient use and maintenance, and maintenance-free power unit. Effectively improve the power factor, stabilize the system voltage, effectively suppress or filter out harmonics, improve the three-phase imbalance of the system, save energy and reduce consumption, and ensure system safety.
Product Description
Product Introduction
SD-BMLS low-voltage dynamic compensation device adopts fast high-power thyristor zero-crossing switching technology, no surge current when put into operation, and the action time can reach millisecond level, which effectively ensures the safe operation and stability of the power distribution system. The core device of the device-power unit adopts modular design, compact structure, simple operation, easy installation, convenient use and maintenance, and maintenance-free power unit. Effectively improve the power factor, stabilize the system voltage, effectively suppress or filter out harmonics, improve the three-phase imbalance of the system, save energy and reduce consumption, and ensure system safety.
Use occasion
· Automatic reactive power compensation, can be installed directly;
· It is used for centralized compensation of reactive power in three-phase power grid with serious harmonic pollution;
· In the distribution system where the load changes rapidly;
· Upper limit of harmonic pollution in use: U3 max.0.5%, U5 max.5%,U7 max.4%;
Standard
Technical standard: EN60439-1, EN60831-1, IEC439-1, GB/T 15576-2020;
Operating conditions
Rated voltage: 230V-690V
Rated frequency: 50Hz/60Hz
Withstand voltage test: according to the standard
Cooling method: forced air cooling
Ambient temperature:-15 to 50°C (65°C high)
Altitude:<2000m a.s.l.(≤ 5000m optional)
Relative humidity: 10…95% (no condensation allowed)
Installation conditions: indoor installation. For outdoor installation, please contact us
Product Features
· fast tracking compensation
· Real-time dynamic response switching, device response time ≤ 20ms;
· The capacitor adopts dry type, self-healing, built-in pressure protection filter capacitor, overcurrent 2In (non-standard products need to be customized);
· Filter reactor, non-tuning coefficient 7% or 14% (non-standard products need to be customized);
· The filter loop is designed according to the characteristic harmonics.
· Flexible compensation and harmonic control scheme
· The ≤ system voltage level of direct network can reach 1140V, and the single loop capacity can reach 450kvar;
· Can realize three-phase common compensation, single-phase compensation, single-phase and common compensation mixed compensation mode;
· Excellent structural process performance;
· Simple and compact structure, convenient installation and maintenance;
· A variety of protective measures to ensure the stable operation of the system;
· Unique heat dissipation air duct design, high cooling strength, and good overall heat dissipation effect.
Product Application
Used in metallurgy, iron and steel, automobile manufacturing, petrochemical, port, mining, shipbuilding and other power supply and distribution systems;
Detailed technical parameters and product models, contact us!
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Splend Electric (Beijing) Co., Ltd
Http：www.splendpower.com
Add：52A, No.17 Jing Sheng South 4th Street, Zhongguancun Science and
Technology Park, Tongzhou District, Beijing-China
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