ABB 1SVR730210R3300 CT-SDS.22S
ABB 1SVR730210R3300 (CT-SDS.22S) is an electronic star-delta timer relay from the ABB CT-S timer relay family. It is designed for controlling star-delta motor starting sequences, providing a time delay between star connection and delta connection to reduce motor starting current.
Product Description
Model: CT-SDS.22S
Order Code: 1SVR730210R3300
Product Type: Electronic Time Relay – Star-Delta Function
Series: ABB CT-S Timer Range
Function: Star-delta changeover timing relay
Technical Specifications
| Parameter | Specification |
|---|---|
| Supply Voltage | 24–48 V DC / 24–240 V AC |
| Frequency | 50/60 Hz and DC |
| Function | Star-delta starting control |
| Time Ranges | 7 selectable ranges |
| Adjustable Time Range | 0.05 seconds to 10 minutes |
| Transition Time | Fixed 50 ms |
| Output Contacts | 2 normally open (2 n/o) |
| Contact Rating | 250 V AC / 4 A |
| Mounting Type | DIN rail mounting |
| Connection Type | Screw terminals with double-chamber cage terminals |
| Width | 22.5 mm |
| Height | 85.6 mm |
| Depth | 103.7 mm |
| Weight | Approx. 0.114 kg |
| Operating Temperature | -25 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
Features
- Star-delta motor starting control: Provides accurate timing control for automatic transition from star to delta operation.
- Wide voltage compatibility: Supports both AC and DC control supplies.
- Compact DIN rail design: Suitable for installation in electrical control cabinets with limited space.
- Adjustable timing: Seven time ranges allow flexible configuration for different motor applications.
- Reliable switching: Dual normally open contacts provide dependable control outputs.
- Protection against unauthorized adjustment: Optional transparent sealable cover available.
Application Areas
ABB CT-SDS.22S timer relays are commonly used in:
- Industrial motor control panels
- Pump and fan motor starters
- Conveyor systems
- HVAC equipment
- Machine automation systems
- Electrical distribution and control cabinets
The relay is especially suitable for three-phase induction motors where reduced-voltage starting is required to minimize inrush current.
Advantages
- Improves motor starting performance by controlling star-delta transition timing
- Reduces mechanical and electrical stress during startup
- Easy installation on standard DIN rails
- Compatible with a wide range of industrial control systems
- High reliability for continuous industrial operation
Conclusion
The ABB 1SVR730210R3300 CT-SDS.22S is a compact and reliable star-delta electronic timer relay designed for industrial motor starting applications. With flexible voltage input, adjustable timing ranges, and robust switching capability, it is widely used in automation panels, motor control centers, and industrial electrical systems requiring dependable star-delta sequencing.
Main Brand:
ABB Allen-Bradley Alstom Bently Emerson Foxboro
GE MOOG Schneider Woodward HIMA Honeywell
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•Shipping Port: Xiamen
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•Package: Original packing with cartons
Our Main Brand
ABB, GE, Allen Bradley, Honeywell, Emerson, Bently Nevada, Prosoft, Siemens, Westinghouse, Triconex, Foxboro, ICS Triplex, Hima, Schneider, Yokogawa, Woodward, B&R, KEBA, etc
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Yokogawa SAI143-S03 S1, F9342L-02
Honeywell 51402497-200,51403519-160,51199194-100,CC-PDO801
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GE Fnauc IS210AEPSG2B,IS220UCSAH1A,IS215ACLEH1A,IS210AEAAH1B
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ABB: Pioneering Electrification & Automation
1. Company Profile
- ABB(Asea Brown Boveri), a Swiss-Swedish multinational headquartered in Zurich, is listed on the Zurich, Stockholm, and NYSE stock exchanges. Formed in 1988 through the merger of ASEA (Sweden) and BBC Brown Boveri (Switzerland), it combines over a century of industrial expertise.
- Core Competencies
- Key Sectors: Delivers cutting-edge electrification, automation, and robotics solutions for industries, energy, transportation, and infrastructure.
- Robotics Spin-off: Announced plans (April 2025) to list its robotics division (2024 revenue: $2.3B) separately by 2026—currently the world’s #2 player after Japan’s Fanuc.
- Innovation & Impact
- Technology Leadership: Global leader in online analytical instruments, e.g., Fourier-transform near-infrared analyzers (6,000+ installations worldwide).
- Sustainability: Drives energy efficiency and circular economy practices to minimize environmental footprints.
ABB: Powering Industrial Transformation
- Corporate Identity
- Formation: 1988 merger of ASEA (1883) and BBC Brown Boveri (1891)
- HQ: Zurich, Switzerland
- Scale: Operates in 100+ countries with ~105,000 employees
- Market Presence: Dual-listed in Europe/North America
2. Strategic Business Units
| Division | Market Position | Key Initiative |
| Electrification | #1 in EV charging infrastructure | Grid digitalization |
| Industrial Automation | Top 3 globally | AI-powered process optimization |
| Robotics & Discrete Automation | #2 worldwide | *2026 spin-off (Post-IPO valuation est. $7-9B)* |
Robotics Spin-off Context: $2.3B revenue segment (2024), targeting public listing to accelerate growth vs. Fanuc (#1).
3. Technology & Sustainability Edge
- Innovation Engine:
- 🏆 World’s largest installer of FT-NIR analyzers(6,000+ units)
- 💡 5,500+ patents held in electrification/automation
4. Market Footprint
- Key Sectors:
- Energy Transition: Renewables integration, HVDC systems
- Transport: Rail electrification, port automation
- Manufacturing: Collaborative robotics (YuMi® series)
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