Shenzhen ZK Electric Technology Co., Ltd.
                                                                                                           
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Since 2016
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SD3000 Series IP20 15kW-630kW Medium Voltage Variable Speed Drive with 97% Efficiency and 150% Starting Torque

Price Negotiable
Price: 20000usd
MOQ: 1pcs
Delivery Time: 20 days
Brand: ZK
Product Description
SD3000 Series Medium Voltage Variable Speed Drive
Key Specifications
Output Power Range15kW - 630kW
Input Voltage Options3 Phase 690V-790V; 970V-1300V; 3300V
Output Voltage3 Phase 0 to Rated Input Voltage
Input Frequency50Hz/60Hz
Overload Capacity150% for 60s, 180% for 10s, 200% for 0.5s
Protection ClassIP20
Advanced Performance Features
Harmonic Reduction Technology
Multi-pulse diode rectification system (12 to 60 pulses) substantially reduces harmonic generation, meeting IEEE 519 (1992) standards.
High Efficiency Operation
Total inverter efficiency up to 97% with multi-level PWM control and reduced harmonic losses.
Power Factor Performance
Source power factor maintained at 95% or higher through full-wave rectification with multi-phase diodes.
Control Capabilities
  • V/F control and sensorless vector control modes
  • Starting torque: 150% at 1Hz, 180% under 0Hz
  • Speed adjustment range up to 1:500 with precision up to ±0.02%
  • Carrier frequency: 0.5K-16KHz with automatic temperature adjustment
Model Configuration & Technical Data
SD3000 Series Model Naming Convention
SD3000-37G-T11-ASDA where: 37G = 37kW power rating, T11 = 1140VAC input voltage
1140V VFD Models (15kW-1000kW)
ModelRated Power (kW)Input Current (A)Output Current (A)
SD3000-37G-T11-ASDA372023
SD3000-45G-T11-ASDA452628
SD3000-55G-T11-ASDA553436
SD3000-75G-T11-ASDA754750
SD3000-90G-T11-ASDA905660
SD3000-110G-T11-ASDA1106873
3300V VFD Models (800kW-3000kW)
ModelRated Power (kW)Input Current (A)Output Current (A)
SD3000-800G-T33-ASDA800166173
SD3000-1000G-T33-ASDA1000208216
SD3000-1250G-T33-ASDA1250259270
SD3000-1500G-T33-ASDA1500311324
Industrial Applications
Widely deployed in electric power, steel, petroleum, mining, chemical processing, cement production, automotive manufacturing, and utility operations.
Three-Level Technology Benefits
  • Reduced output harmonics and motor heating
  • Extended motor working life with sine wave approximation
  • Higher voltage output capability with same voltage level components
  • Lower common mode voltage and interference
  • Reduced output du/dt by 50% compared to two-level systems

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen ZK Electric Technology Co., Ltd.
Location Guanlida Building, NO. 269 of Qianjin Road, Xin'an street,Bao'an,Shenzhen,Guangdong,China
Contact Person Huang

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