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RTD Scanner Relay for Motor Protection | 12 Channel | Medium Voltage Compatible | RS-232 Communication | by Allen-Bradley

SKU: 857RAA
$3,135.10 List price: $3,906.80
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The RTD Scanner Relay for Motor Protection is designed with a 12 channel capability and medium voltage compatibility, making it ideal for industrial motor protection applications. With an RS-232 communication interface and a versatile power supply range of 24-230 VAC/DC, this relay ensures precise temperature monitoring and enhanced motor efficiency, perfect for industrial settings.
Technical Specifications
  • 12 channel RTD scanner
  • Relay for motor protection
  • Medium voltage compatible
  • RS-232 communication port
  • Power supply: 24-230 VAC/DC
  • Dimensions (H x L x W): 100mm x 200mm x 150mm
  • Weight: 1.5 kg
Key Features
  • 12 channel RTD scanner
  • Relay for motor protection
  • Supports medium voltage applications
  • RS-232 communication interface
  • Operates on 24-230 VAC/DC power supply
Professional Installation Requirements
  • Installation by a qualified electrician or technician experienced with medium voltage motor protection systems is required.
Applications
  • Industrial motor protection
  • Medium voltage relay control
  • RTD temperature monitoring in industrial settings
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Helps improve motor efficiency and reduce energy waste through precise temperature monitoring.
Warranty Information

Radwell 2-year warranty included; factory warranty does not apply as product is discontinued.

Available Now

The Allen-Bradley 857RAA RTD Scanner Relay is discontinued by the manufacturer but available for immediate purchase through Radwell with a 2-year warranty. Ideal for industrial motor protection applications.