Heavy Duty Vector Frequency Converter 380V
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Product Highlights
- Dual Voltage Compatibility: Supports 220V single/three-phase input and 380V three-phase operation with automatic detection.
- Advanced Protection Systems: Includes overcurrent (150% for 60s), over/undervoltage, motor overload, and short circuit safeguards.
- Wide Frequency Range: Operates efficiently across a frequency range of 0.5Hz to 400Hz.
- High Efficiency: Achieves over 98% efficiency for optimal energy savings during operation.
- Robust Braking Torque: Provides 20% standard braking torque with an optional 150% boost for heavy loads.
- Versatile Applications: Ideal for HVAC, pumps, conveyors, machine tools, and packaging machinery.
Product Attributes
- Customization
- Available
- Transport Package
- 0.4kw 220V
- Trademark
- SNTOOM
- Model NO.
- ST-3000
- Origin
- China
Product Images of Heavy Duty Vector Frequency Converter 380V
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Product Description













Technical Specifications Table:
| Model | Voltage | Output Current | Power | Dimensions (mm) | Weight | Input Phase | Output Phase |
|---|---|---|---|---|---|---|---|
| ST3000-0R7G-T4 | 220V | 4A | 0.75KW | 85×142×1.0 | 1.2kg | 1/3φ | 3φ |
| ST3000-1R5G-T4 | 220V | 7A | 1.5KW | 85×142×1.0 | 1.5kg | 1/3φ | 3φ |
| ST3000-2R2G-T4 | 220V | 11A | 2.2KW | 100×160×1.2 | 2.1kg | 1/3φ | 3φ |
| ST3000-0R7G-T4 | 380V | 2.1A | 0.75KW | 85×142×1.0 | 1.3kg | 3φ | 3φ |
| ST3000-1R5G-T4 | 380V | 3.8A | 1.5KW | 85×142×1.0 | 1.6kg | 3φ | 3φ |
| ST3000-2R2G-T4 | 380V | 5.1A | 2.2KW | 100×160×1.2 | 2.2kg | 3φ | 3φ |
| ST3000-003G-T4 | 380V | 6.8A | 3KW | 120×185×1.5 | 3.0kg | 3φ | 3φ |
| ST3000-004G-T4 | 380V | 9A | 4KW | 120×185×1.5 | 3.5kg | 3φ | 3φ |
| ST3000-5R5G-T4 | 380V | 13A | 5.5KW | 150×210×2.0 | 5.0kg | 3φ | 3φ |
Key Features:
Dual Voltage Compatibility
-
220V models: Accepts single/three-phase input
-
380V models: Three-phase operation only
-
Automatic phase detection
Advanced Control
-
0.01Hz speed resolution
-
Torque boost technology
-
PID control ready
Protection Systems
-
Overcurrent (150% for 60s)
-
Overvoltage/undervoltage
-
Motor overload protection
-
Short circuit safeguard
Performance Characteristics:
| Feature | Specification |
|---|---|
| Frequency Range | 0.5-400Hz |
| Control Accuracy | ±0.5% of max frequency |
| Efficiency | >98% |
| Braking Torque | 20% (Standard) / 150% (Optional) |
| Ambient Temperature | -10°C to +50°C |
Wiring Configuration:
-
220V Models:
-
L1/N (Single-phase)
-
L1/L2/L3 (Three-phase)
-
U/V/W (Motor output)
-
PE (Ground)
-
-
380V Models:
-
L1/L2/L3 (Input)
-
U/V/W (Output)
-
PE (Ground)
-
Application Matrix:
| Industry | Recommended Model | Typical Use |
|---|---|---|
| HVAC | ST3000-0R7G-T4 | Pump speed control |
| Conveyors | ST3000-2R2G-T4 | Belt speed regulation |
| Machine Tools | ST3000-5R5G-T4 | Spindle motor control |
| Packaging | ST3000-1R5G-T4 | Wrapper synchronization |
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR243297". Items marked "" are certified.
Company Profile
ZHEJIANG SHUNTONG Co., founded in 1995, with more than 35000M2 manufacturing space, 650 employees, it becomes one of the leading manufacturer of industrial electric product in China. As well as one of the earliest factories in the line with nearly 20 years experience in producing and developing for electric equipment.
The Company has successfully developed and producing various categories in industrial electric products which include: Circuit Breakers, Panel Boards, AC contactors, Meters, Relays, Fuses, Control Units… As well as many other electrical accessories such as LED lighting.
Shuntong owns modern R&D center for developing electric products with full-line of high-tech moulding, manufacturing equipment and great strength of technical support, besides advanced design forces powered by first class engineering teams with super industrial computer systems. Thus, each piece of the product is fully assured with top-reliable quality, scientific and novel design as well as excellent workmanship.
SHUNTONG Electricals obtained ISO9001 quality system certification, ISO14001, OHSAS18001, CB certification; SEMKO and CE certification, etc. It is no doubt that the products are warmly welcomed not only in domestic but also in overseas market year after year.
In order to keep the leadship in electrical industry, Shuntong continuous increase and update manufacturing facilities, keep improving techniques and adopting the most advanced inspect instrument to bring our products to an even higher quality level along with impeccable & rapidly delivery service.
About Our Factory & Business Background
- Address
- Houjie Industry Zone, Liushi Town, Yueqing, Wenzhou, Zhejiang, China
- Terms of Payment
- LC, T/T, Western Union, Money Gram
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, CIP, FCA, EXW
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Ningbo
Our Production Capability & Technical Expertise
- Main Products
- Transformers, Frequency Inverter, Inverter, Voltage Stabilizer, Fan
Our Industry Experience & Global Business Record
- Export Year
- 2017-08-09
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What voltage options are available?
- The converter supports 220V models (accepting single or three-phase input) and 380V models (three-phase operation only).
- What is the frequency range?
- The device offers a wide frequency range from 0.5Hz to 400Hz.
- Does it include protection features?
- Yes, it includes overcurrent, overvoltage, undervoltage, motor overload, and short circuit protection.
- What is the efficiency rating?
- The efficiency is greater than 98%.
- What is the lead time for orders?
- Peak season lead time is one month, while off-season lead time is within 15 workdays.
- What payment terms are accepted?
- Accepted payment terms include LC, T/T, Western Union, and Money Gram.
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