+86 18030182217
+86 18030182217
sandydcsplc@gmail.com
Description
ABB SK829007-B: High-Reliability AC Surge Suppressor for Industrial Circuit Protection
Product Overview
The ABB SK829007-B (also known as RC-EH300/415) is a compact AC surge suppressor designed to protect industrial electrical systems from transient overvoltage spikes and surges. Engineered for compatibility with ABB’s EH-series contactors, this module ensures robust protection for motor control circuits, power distribution systems, and sensitive equipment in harsh industrial environments. Its RC (Resistor-Capacitor) circuit design provides fast response times and high energy absorption capabilities, effectively clamping voltage transients to safe levels while minimizing electromagnetic interference (EMI) .
With a 110–415V AC operating range and IP20-rated enclosure, the SK829007-B supports a wide range of applications, including factory automation, renewable energy systems, and transportation infrastructure. Its modular DIN rail mounting simplifies installation, while gold-plated terminals ensure low-resistance connections and long-term durability. The surge suppressor meets IEC 61643-11 standards for surge protection devices (SPDs), guaranteeing compliance with global safety requirements .
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | ABB SK829007-B (RC-EH300/415) |
| Manufacturer | ABB |
| Product Type | AC Surge Suppressor (RC Series) |
| Rated Voltage | 110–415V AC |
| Frequency Range | 50/60Hz |
| Surge Current Capacity | 10kA (8/20μs waveform) |
| Voltage Protection Level | ≤1.8kV (at rated current) |
| Response Time | <25ns |
| Terminals | Gold-plated push-in terminals (2.5 N·m torque) |
| Mechanical Life | 10,000 cycles |
| Operating Temperature | -25°C to +70°C |
| Enclosure Rating | IP20 (DIN rail-mounted) |
| Physical Dimensions | 58mm x 15mm x 205mm |
| Weight | 0.05kg |
| Certifications | CE, UL 1449, IEC 61643-11 |
| Mounting | DIN rail (EN 50022) |
Key Features and Advantages
High-Energy Surge Protection:
The SK829007-B delivers 10kA surge current capacity and ≤1.8kV clamping voltage, ensuring effective protection against lightning strikes, switching transients, and power grid disturbances. Its RC circuit topology combines a capacitor for voltage clamping and a resistor for energy dissipation, minimizing stress on connected equipment .
The SK829007-B delivers 10kA surge current capacity and ≤1.8kV clamping voltage, ensuring effective protection against lightning strikes, switching transients, and power grid disturbances. Its RC circuit topology combines a capacitor for voltage clamping and a resistor for energy dissipation, minimizing stress on connected equipment .
Compact and Rugged Design:
With 58mm x 15mm x 205mm dimensions and IP20 protection, the surge suppressor fits seamlessly into space-constrained control panels while resisting dust and light splashes. The gold-plated terminals prevent corrosion in high-humidity environments, extending service life .
With 58mm x 15mm x 205mm dimensions and IP20 protection, the surge suppressor fits seamlessly into space-constrained control panels while resisting dust and light splashes. The gold-plated terminals prevent corrosion in high-humidity environments, extending service life .
Easy Integration:
Designed for direct integration with ABB’s EH-series contactors (e.g., EH260, EH300), the SK829007-B simplifies installation and reduces wiring complexity. Its DIN rail mount allows quick replacement without tools, minimizing downtime during maintenance .
Designed for direct integration with ABB’s EH-series contactors (e.g., EH260, EH300), the SK829007-B simplifies installation and reduces wiring complexity. Its DIN rail mount allows quick replacement without tools, minimizing downtime during maintenance .
Wide Compatibility:
The surge suppressor supports 110–415V AC systems, making it suitable for global applications. It is compatible with ABB’s DriveWindow software for remote monitoring of surge events, enabling predictive maintenance and fault diagnostics .
The surge suppressor supports 110–415V AC systems, making it suitable for global applications. It is compatible with ABB’s DriveWindow software for remote monitoring of surge events, enabling predictive maintenance and fault diagnostics .
Application Areas
The SK829007-B excels in industries requiring reliable surge protection:
- Industrial Automation:
- Protection for PLCs, HMIs, and motor drives in manufacturing lines.
- Surge suppression for CNC machines and robotics systems.
- Renewable Energy:
- Safeguarding solar inverters and wind turbine converters from transient voltages.
- Overvoltage protection for battery energy storage systems.
- Transportation:
- Protection of electric vehicle (EV) charging stations and rail traction systems.
- Voltage stabilization in marine power distribution networks.
- Power Distribution:
- Surge protection for switchgear, circuit breakers, and transformers.
- Fault mitigation in mining and oil & gas facilities.
Related Products
- ABB EH300 Contactor:
High-current contactor optimized for use with the SK829007-B in motor control applications. - ABB SK1-11ARK:
Micro switch with push-in terminals for auxiliary control circuits. - ABB HK1-11K:
Auxiliary contact module for expanding control functionality. - ABB MS116-1.0:
Manual motor starter compatible with the SK829007-B for 3-phase systems. - ABB UA1-24:
Undervoltage release module for preventing equipment damage during power fluctuations.
Installation and Maintenance
Installation Guidelines:
- Mount the SK829007-B on a DIN rail with 10mm clearance for airflow.
- Connect the surge suppressor in parallel with the protected equipment using gold-plated push-in terminals, ensuring a 2.5 N·m torque for secure connections.
- Route cables away from high-power conductors to minimize EMI .
Maintenance Recommendations:
- Perform quarterly inspections for loose connections or thermal stress signs.
- Clean the enclosure with compressed air to maintain IP20 protection.
- Replace the surge suppressor every 5–7 years or after a major surge event to ensure optimal performance.
- Update firmware via ABB’s Drive composer Pro for enhanced surge detection algorithms.
Product Assurance
ABB guarantees the SK829007-B with a 1-year warranty covering defects in materials and workmanship. Our global service network provides 24/7 technical support, including remote diagnostics via the ABB Ability™ platform and on-site assistance from certified engineers. All modules undergo rigorous testing to meet CE, UL 1449, and IEC 61643-11 standards, ensuring reliable performance in mission-critical applications. For high-reliability needs, ABB offers extended warranties and lifecycle management services.
HS:8471800000
Contact info
- WhatsApp: +86 18030182217
- Email: sandydcsplc@gmail.com
- Phone: +86 18030182217
- Wechat: +86 18030182217
- Website: www.xiongbaparts.com
