ABB SPAU110C Residual Overvoltage Relay – Precision Protection for Industrial Power Systems
The ABB SPAU110C is an advanced electrical safety solution engineered for industrial environments requiring precise overvoltage monitoring and system integrity protection. With its magnetic contact design and wide operational temperature range, this relay delivers dependable performance in critical applications.
Designed for 50/60 Hz systems, this overvoltage relay provides 0.8-1.2x rated voltage protection with ≤5% accuracy, ensuring reliable operation across diverse industrial settings while maintaining electrical safety compliance.
Key Features
- High-Voltage Protection: 690 VAC rated voltage capacity safeguards industrial power systems
- Durable Magnetic Contacts: 5A/250VAC contact rating with over 100,000 mechanical operations lifespan
- Extreme Environment Performance: Operational from -25°C to +55°C in harsh industrial conditions
- Precision Monitoring: ±5% protection accuracy ensures reliable overvoltage detection
- Universal Frequency Compatibility: Supports both 50Hz and 60Hz electrical systems
Technical Specifications
| Parameter | Specification |
|---|---|
| Rated Voltage | Up to 690 VAC |
| Current Rating | 16 A maximum |
| Protection Range | 0.8-1.2x rated voltage |
| Operating Temperature | -25°C to +55°C |
| Contact Rating | 5A/250VAC |
Industrial Applications
This overvoltage relay is specifically designed for demanding industrial applications including:
- Manufacturing plant power distribution systems
- Energy infrastructure protection circuits
- Heavy machinery electrical safety systems
- Commercial HVAC power management
- Industrial automation control panels
Its robust construction and precision engineering make it ideal for environments where electrical safety and system uptime are critical requirements.
Our Featured Brands & Products
As authorized distributor for leading industrial control brands, we offer comprehensive solutions including:
- ABB: DSQC series robot parts, PM866, PP865A
- GE Fanuc: VMIVME-7807, IC698CPE010
- Bently Nevada: 3500/44, 3300/15 probes
- Foxboro: FCP270, FBM203, FBM240
- Triconex: 3008, 3703X, 4351B modules
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