Description
RELIANCE SR3000 2SR40700

| Configuration | Functional Positioning | Key Features | 
|---|---|---|
| Servo Drive / Controller Module | Provides high‑precision position, speed, and torque control for the SR3000 servo series, supporting various feedback devices (incremental/absolute encoders) and industrial communication protocols such as EtherCAT, Profinet, and CANopen. | • High‑precision closed‑loop control • Compatibility with multiple encoder types • Robust communication capabilities | 
| Bus‑Snubber / Buffer | Suppresses DC‑bus over‑voltage caused by regenerative energy from motors, handling 700 W continuous power and 75 kW peak absorption, rated at 15 kVA (≈20 HP). Suitable for 460 VAC systems and can be paralleled for higher power applications. | • Protects SCRs/servo drives from voltage spikes • Supports 460 VAC parallel expansion • Ideal for elevators, cranes, machine tools, and other high‑regeneration scenarios | 
| Solid‑State Circuit Breaker (optional) | Medium‑size solid‑state breaker, rated 400 V, 3000 A, with a short‑circuit rating of 40 kA and a breaking time of 0.05 s. | • High‑reliability power‑system protection • Suitable for power plants, substations, and industrial facilities | 
Main Technical Specifications (Bus‑Snubber example)
- Rated Power: 15 kVA (≈20 HP)
- Continuous Power Handling: 700 W
- Peak Absorption Capacity: 75 kW
- Operating Voltage: 230 V / 460 V (system dependent)
- Protection Functions: Overload, over‑temperature, short‑circuit, over‑voltage protection
- Installation: Parallel‑expandable, facilitating power sharing in high‑capacity systems
Typical Application Scenarios
- Servo Systems: CNC machines, robots, packaging equipment, and other high‑precision motion‑control applications.
- Regenerative Braking: High‑speed motors, heavy‑load cranes, fans, etc., where rapid deceleration generates substantial regenerative energy.
- Power‑System Protection: Distribution panels, substations, and industrial power networks requiring solid‑state circuit protection.
Product Advantages
- High Reliability: Utilizes premium power components and redundant design to ensure long‑term stable operation.
- Ease of Maintenance: Modular construction allows straightforward on‑site replacement and servicing, supported by comprehensive technical documentation and after‑sales service.
☀️Tara(Sales Director)
📞Tel: + 86-13806028623
📮Whatsapp:+86-13806028623
💬Email: ydf8801@163.com
🏚️Ship to you via DHL/TNT/UPS/EMS/Fedex
🥇Product Condition: One-year warranty

Sales of the brand:
ABB、EPRO、GE、FOXBORO、Schneider、Rexroth、Honeywell、Bently、YASKAWA other global DCS system and PLC system, servo system of famous industrial brand.
Company Overview
Main Products
We specialize in supplying original imported spare parts for DCS, PLC, robotics, and large servo systems from leading global brands, including:
- FOXBORO | EMERSON | TRICONEX | XYCOM | BENTLY
- ROCKWELL | ABB | GE | Aen-Brady | YOKOGAWA
- HONEYWELL | RELIANCE | SCHNEIDER | MODICON
- Westinghouse | WOODWARD | Motorola | Rexroth | SEW
Quick delivery of spot goods and quality assurance – your trusted purchasing partner!
🔥 Spot inventory, same day shipment
All products are in sufficient stock reserve. After you place an order, we will arrange shipment on the same day to minimize waiting time and help your project progress quickly.
💳 Flexible payment, easy transaction
Support multiple payment methods, including mainstream settlement methods such as T/T, which are safe and convenient, meet the needs of different customers, and make cross-border transactions more worry free.
🛡️ One year warranty, worry free after-sales service
We offer a one-year warranty service for all products! If there are any quality issues, we will provide you with professional after-sales support as soon as possible and provide full protection throughout the process.
🚚 Global express delivery, secure delivery
We have deep cooperation with well-known domestic and foreign logistics companies such as SF Express, DHL, FEDEX, etc., to ensure that every shipment can be safely, timely, and efficiently delivered, allowing you to receive your goods without worry.
📞 24/7 customer service, online response
You can contact us anytime and anywhere through WeChat, Skype, WhatsApp, LINE, or email. Our professional team will be available 24 hours a day to answer your questions and provide attentive service.
Choosing us means choosing speed, quality, and trust!
Contact us immediately to embark on a new experience of efficient procurement! 📦✨









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